2m Antenna Design

The lost signal has to be compensated by choosing a proper antenna gain. A 2-Meter Vertical Dipole Array, KG4JJH Page 1 of 6 A 2-Meter Vertical Dipole Array Build this 2 or 4-Element VHF repeater antenna with up to 9. offers unguyed, self-supporting antenna towers in two versions that can be a free standing antenna mast or coupled to a trailer for mobile telescopic masts. This exact antenna design, materials list and assembly procedure has been field tested by Harford County ARES and RACES, and reported to provide excellent performance across the 2 meter Amateur band. To compare one antenna design against another. DXCC 6m; WAZ 6m; EME. Moxon antenna design calculator. 5:1 or less Max Power: 200 watts SSB/100W FM Length: 5′ 11″ Weight: 2 lbs. – Modern modeled antenna designs are best. 044 inches between booms) will cause it to exceed the parameters of Table 2. This design has been used by FM broadcasters for over 40 years. 0 over almost the entire band making this an effective antenna on both bands. Taking the plunge to make my own, there were some steps to consider. Moving to the Moxon design also saved me quite a bit of space. 308/f for metric) MHz to calculate the vertical element lengths. The direction of fire is broadside to the antenna. Example 10: Eggbeater LEO Satellite Antenna for 432 MHz (70cm) This omnidirectional circularly polarized antenna is designed for up-facing coverage of Low Earth Orbit Satellites. 66 Vertical Antennas CSH-MA160V 160 Meter 36' Vertical Antenna with Radial Kit This antenna is a compact, eff icient vertical designed for working top-band DX from an average-size house lot. Design and Implementation of a High-Gain Compound Yagi Antenna *Ochala, I and Okeme, I. Hello, I'm looking for an antenna design for 2 meters that is on 22cm tall. This is a great antenna for people who live in apartments or condos. While there are plenty of high performance antenna designs,. 2M Moxon Antenna: I tried my first contest recently (RSGB 2M UKAC) and really enjoyed myself, although I realised just how restrictive my J-Pole antenna was when it comes to SSB and directionality so I build this little moxon antenna using details provided by G0. The dipole ends are close but do not meet, and may have an air capacitor between them as needed to establish resonance. DC Grounded: A metal ground plane is not needed with this design. The Half Square antenna is a wire antenna with two vertical radiators fed in phase. Depending on antenna length and design, this type of antenna can have a power gain of 6 or even 9 db. At the heart of every radio and MLA (Magnetic Loop Antenna) is the resonant circuit. With 1 watt, it will. The position of the cap hat within the antenna's length is also very important. Additional material was added for the following topics: • Wire antenna construction methods • Antenna modeling software (miniNEC, WinNEC, and EZNEC for Windows). Try adding about 6. Because the folded dipole forms a closed loop, one might expect the input impedance to depend on the input impedance of a. Diamond Antenna CR8900A Quad Band Antenna (10m/6m/2m/70cm) 4. Shop for 2 Meter Antennas here. Approximately 1000 watts is delivered to the antennas after taking into account cable losses. There is also a page (on this site) about this idea. The Yagi-Uda antennas typically operate in the HF to UHF bands (about 3 MHz to 3 GHz), although their bandwidth is typically small, on the order of a few percent of the center frequency. The CP22E is a very impressive antenna and 5 dBi in a nine foot 2m antenna is a design win. There are lots of 2m antenna designs, but if if you already had one in your mind, just proceed with your selected design. The revolutionary COMPACtenna CB/2M/440 uses a patented design which includes magnetic-field-enhancement. It’s constructed of a 48″x1/2″x1-1/2″ strip of Poplar, six silicon bronze welding rods, and a piece of coax robbed from an old, broken mobile antenna mount. For the "test" the Author mounts the antenna to a fence post while using the vehicle for a power and RF transmitter source and a general "table" to lay out the equipment for this procedure. The Half Square antenna is a wire antenna with two vertical radiators fed in phase. 349 m) long portable antenna was designed by VE7BQH for W0PT. 99, plus tax, you get a 70. The reflector is fed 225° out of phase. 5 dBd (dB over dipole) gain. This antenna provides continuous coverage of the 2 metre (144 – 148MHz) and 70cm (430 – 450MHz) bands and is an excellent choice for base station use. Product Title Turmode Yagi WiFi Antenna for 2. BROADBAND VHF/UHF Dual Band Antenna. 32 thoughts on “ Tape Measure VHF Yagi Antenna ” Is it possible to do a 70cm setup of similar design furthermore to add the 70cm elements to a 2m design cross mounted as in for LEO use. The Firestik 2M15 series, 2 meter amateur antennas are little quarter wave wonders. The J-pole antenna is one of the simplest antennas to construct, and therefore is a very good first antenna to build. It is not a high gain antenna but will provide an antenna that works well locally. 3:1 bandwidth of about 150kHz, centered to 144. Wideband operation 144 - 145. $\begingroup$ @edwin I'm aware that I can put an antenna on a smart, I currently have a 1/2 meter whip. Design criteria for a simple 2 Meter antenna: They can be made using various materials and in varous sizes. 375 inch hole is drilled approximately 1 inch from the end of the tube end. NR72BNMO 2M/440 Antenna: NR73BNMO 2M/440 Antenna: NR770HA, NR770HB & NR770HNMO 2M/440 Antennas: NR124N, NR124NMO 1. Built to withstand high speeds and harsh weather, these antennas are ideal for radar arches and T-tops on speedboats, yachts and commercial vessels. Construction is cheap, and materials are easily available. 308/f for metric) MHz to calculate the vertical element lengths. The direction of fire is broadside to the antenna. At 14 GHz, the half power beamwidth is approximately 0. http://users. 2 Meter Ka-Band Antenna. gain design is the reason that array type antennas are more often used in the higher frequencies rather than a simple dipole. The "J" can be made from almost any material: copper pipe, steelwhips, and even 300 ohm TV twin-lead. Some hams have had great success with this antenna with no feed line imbalance problems (common mode currents) while others have had very bad "RF in the shack. The conduit radome provides a robust and sturdy enclosure for the antenna, and if required, it can be mounted outside in the weather. It is designed for portability, and can be assembled or disassembled in about a minute. Attached Images Screen Shot 2013-12-30 at 3. The antenna is broad-banded and should therefore provide a low SWR across the entire 2-meter band. I proceeded to make a very heavy dipole from copper pipe, akin to the type used for J-poles. HF Dipole Antenna - this antenna software will help you design a simple wire dipole antennas for 1 - 30 MHz. Product Title Turmode Yagi WiFi Antenna for 2. You really want to solder to the Driven Element. Most Moxon antennas are built for HF frequencies and use wire and fiberglass rods as spreaders. Try adding about 6. 2m Projects - Loop Antennas 2 meters quad Antenna by IZ3AYQ The antenna can be tuned for 145 or 144 MHz, and used in vertical polarization (as in this picture) or in orizontal polarization. The 2-meter Moxon prototype uses 3/16-inch diameter rod, while the 435 MHz version uses #12 AWG wire with a nominal. VHF/UHF stealth antenna kit - Amateur Radio 2m/440 - AN-P2L Pipetenna™ In an antenna , high Q is a design flaw. Feed square and rectangular loops at a corner. DK7ZB More good designs, cleverly optimized for easy matching. This antenna is similar in construction to the 2-meter OFC sleeve dipole I built over 8 years ago, but it is a simple center-fed dipole. Grab a bargain from Australia's leading home appliance store. VHF-UHF Log Periodic Antenna VHF-UHF Log Periodic Antenna-North Yagi Antenna. The antenna is right next to the HF antenna, and they both enter the same shack. And and third goal was easy construction using parts available from the local hardware supply. Low Noise design Yagi Antenna for 2 meter band. 4:1 or less throughout the entire 2 meter band. 5 dBd (dB over dipole) gain. One place the difference is not as easily detected is in mobile antenna design. To construct the antenna, build the boom and the elements including the sections EH through ED (driven element) and EA through ED (reflector), as shown in the Cushcraft XM240 manual. Antenna Characteristics: 23' 9" 11 Element Gain: 13. repeater handbook has a good design for such an antenna. Antenna can be known as – and is similar to: Sleeve Dipole / Flowerpot Antenna. A crossed-dipole turnstile antenna for 2-meter ARDF. The name Quagi is a simple contraction of Quad-Yagi. Low Noise design Yagi Antenna for 2 meter band. How to mount and feed. It appears the engineers and product teams did not share much information back in the day of its design. Depending on the mounting location, coax used etc. I settled on a 2 meter vertical dipole. About 9 element yagi for 2 meters band The resource is currently listed in dxzone. Build 1: 7 Element Yagi Commercial FM Band Antenna_____ or how to turn a Channel Master CM 3671B into a useful FM antenna. Though this antenna design will work on any frequency, versions for frequencies below about 90 MHz will tend to be quite long. 2) needs only one point of. Resources listed under Antenna for 2 meters category belongs to Antennas main collection, and get reviewed and rated by amateur radio operators. Dual Band VHF/UHF Slim Jim Antenna. The GD SATCOM Prodelin 1134 1. Buy a M285S Diamond 2m 5/8 The classic 144MHz single band antenna that has sold in its thousands. The antenna is broad-banded and should therefore provide a low SWR across the entire 2-meter band. The rules call for an omnidirectional horizontally-polarized transmitting antenna at a height of two to three meters above ground level. YW comes with the ARRL Antenna Book. Because of the small sleeve/coax diameter ratio, only the sleeve must be shortened with pipe cutter to tune the antenna. It can by thought of as a Yagi Antenna with bent elements and without directors. Approximately 1000 watts is delivered to the antennas after taking into account cable losses. The distance between one point to another adjacent point in a wave is known as the wavelength. DIY 100watts RF dummy load. Accessories available include an InnovAntennas ferrite balun optimized for 2m use. 2 Meter Slim Jim Antenna Using 300 Ohm Twinlead This design is based on the standard Slim Jim antenna. But notice that it is open at the top. W4RNL's articles on "OWA" (Optimized Wideband Antenna) Yagis. 1) is horizontally polarized, and has a bidirectional directivity perpendicular to the antenna. The first prototype of the new helix design has been completed. A 2-Meter Vertical Dipole Array, KG4JJH Page 1 of 6 A 2-Meter Vertical Dipole Array Build this 2 or 4-Element VHF repeater antenna with up to 9. For best results, triangular loops should be supported apex-down. 5 seem to confirm that. The goal for this next design was to build something that I could get a good SWR response. 70 cm has it's peaks and valleys but is at or below 2. 0 over almost the entire band making this an effective antenna on both bands. Wire diameter: In millimetres : Frequency of operation: In MHz : This is a World Wide Web front end for a public domain program written by W4/VP9KF using PHP. By using top quality materials, proven antenna knowledge and their patented tunable tip design, they built a pair of dependable antennas you can count on for your day to day communications. Fed with better coax, and being on top of a small East Anglian "hill" (rather a contradiction) it has proved a useful antenna to work the occasional contest and hunt some DX in an opening. In fact, it’s just a square folded dipole, originally designed by John KG4OSA. The Moxon Rectangle The Moxon Rectangle, named after Les Moxon, G6XN (SK), is an interesting and valuable design. Antenna was designed by Kent Britian, WA5VJB, and full credit (and blame) belongs to him on this design! This antenna is ideal for rovers, and is good for a fixed station on a budget. 2 meter High Gain Low Noise Antennas for 144 MHz with Leading G/T for its length. You need a large conductive area under the antenna for that. By ON4CFC Via Antennex Super J-Pole Antenna (Collinear Design) - By KB0YKI VHF/UHF Antennas-- By KB0YKI -- J-Poles, Super J-Pole, Omnidirectional, Quads, Yagis VHF EggBeater Antenna - From ON6WG / F5VIF Quick and Simple 2 Meter Ground Plane Project Via HamUniverse 2M Yagis. These designs can be used from HF up thru 440 or above with a little experimentation. 187 ins ARM LENGTH 245 mm or 9 ins ARM DIAMETER. 69 mm or 38. It has balanced signal and ground sides, which means that the coax feed is in the center of the antenna. Our Light Beam and Light Beam Plus antenna models are Mono-Band Antenna products that are designed for high performance in one Amateur Radio band from 20 to 10 Meters, depending on the model. 11 elements 2 meter Yagi antenna with highest possible gain for its length. 47 feet This is good, but there may be one more adjustment to make October 10th, 2009 PNWVHFS Conference. New 2020 Audi Q7 from Audi Charlottesville in Charlottesville, VA, 22911. Mike Stahl changed the KLM 2M-14 antenna design to the M2 2M-12 antenna. The basic design comes very close to the design at hamuniverse. 5 SWR across the entire 2m band, with 6. In microwave systems, a spiral antenna is a type of RF antenna. The antenna shown here is a 6 Element OWA Yagi for 2 Meter amateur radio band, scaled from its 6 meter counterpart, the design was taken from L. I suggesting 2 meter antenna brewing. The CP22E is a very impressive antenna and 5 dBi in a nine foot 2m antenna is a design win. Its simple design and low profile offer a combination of good gain and low cost. Design and Implementation of a High-Gain Compound Yagi Antenna *Ochala, I and Okeme, I. Being the crafty maker type, I wanted to build my own antenna. 2 GHz band, DX Engineering has a VHF/UHF beam antenna that can deliver the clean, clear signal you demand. S Bureau of Standards; Build a 2m VHF Sleeve Dipole; Original patent design for Folded Dipole antenna; Edison Fong (DBJ-1) J Pole; Edison Fong (DBJ-2) J Pole Roll Up; Edison Fong – Tri-Band Antenna for 2m, 1. Taking the plunge to make my own, there were some steps to consider. Self-Supporting Antenna Towers A self supporting antenna tower at full extension (on the left) Aluma Tower Company, Inc. This antenna provides continuous coverage of the 2 metre (144 – 148MHz) and 70cm (430 – 450MHz) bands and is an excellent choice for base station use. We offer a huge selection of Yagi antennas, including cross-polarized and circularly polarized, from top brands like M2 Antennas, Cushcraft, MFJ, and Diamond Antenna. Measurements and comparisons at the bottom of the page. The Beam is a coax-fed version of the ZL-Special. This antenna is very adapted at VHF and UHF domain inside 30 MHZ to 900 MHZ. The core material is solid 3/8. The copper pipe loop portion of the skeleton-slot antenna is the equiva-lent of the solid plane in a classical slot antenna with the vertical space between the loops forming the slot. Collinear antenna building, by Karl Shoemaker, AK2O. Kent accepted this as a challenge to design a really good antenna that could be built with little more than ground wire, coax and a wooden boom. 2 meter products. The 2-meter 3-DFL The 2-meter 3-DFL is a great addition to any HT and provides several dB of gain over a rubber duck, but it costs only five dollars. October 7, 2019 - by Arfan - Leave a Comment. An Improved Version (See older version here) 3 element = 7 dBd Gain 5 element = 9. Sleeve Dipole Antenna Design. Wideband operation 144 - 145. The Sleeve dipole has traditionally been used by VHF antenna designers by sliding an external metal sleeve over the coax and connecting the sleeve to the braid of the coax so that the antenna appears to be centre-fed with an outboard “sleeve”. 2 Meter WB8ERJ. Typically, the width d of the folded dipole antenna is much smaller than the length L. 132 - Double Bobtail Antenna for 20m. Universal 2 Meter Magnet Mount Antenna by ProComm®. 6/6/6 Stack Optimized. The combination of an inductor (a wire has inductance, but a coil of wire has more) and a capacitor (two conductors separated by an insulator) in a circuit will resonate or ‘ring’ at a certain frequency. Low noise design with highest rank G/T. 7:1 @ 147Mhz 2. The 5/8 wave antenna consists of a vertical radiator which is fed at the base of the antenna. One commercial design weighs in at just over 6 pounds. My main shack location has a commercial 2M J-Pole Dual band mounted on a short mast. This 2 Meter 300 Ohm Slim Jim antenna is constructed from regular 300 ohm twinlead. WBØTGE's "Mighty Woof" - 2m/440 MHz Dual Band Fan Dipole. slim jim antenna (basic design) 2 meter copper tubing slim jim by ke5fxu (more slim jims below) 2 meter 2bcx slim jim antenna. The 2M15-B is 100% American made with 100% American materials. 2 metre SOTA antenna 2m Slim Jim portable antenna for SOTA The success of 2m HT contacts will generally be based on the quality of the HT antenna, which in most cases is a base loaded 1/4 wave. ost commercial 2-meter repeater antennas with gain fall into two categories:. For everyone else, just build the antenna to the dimensions and the SWR will be under 2 to 1 on both frequencies. I fired up my Icom 756 Pro II, flipped my antenna switch from the beam to the loop and the rig’s spectrum display immediately popped up. 2M antenna's available, it features a rigid rear reflector support that interfaces directly with the center feed boom arm at the base of the reflector. 2) Go to the Gain VS Height above ground. (Single Moxons built to these dimensions would cover all. VIN: WA1LAAF73JD008098. The antenna I constructed was made of 1/2" tubing. 25:1 at 144. 2) needs only one point of. 2M ( 144Mhz ) 70CM (430 Mhz) Coax Collinear. I am considering constructing a collinear antenna from "Practical Antenna Design 140-150 mhz" book. Right: 3D far field pattern, with 2D elevation "slice" highlighted. Mount pipe acts as shroud to protect the antenna/coax conection from the elements. 2cm between driven element and sleeve elements give an Feedpoint Impdance of 75 ohms on 2 meter and 50 ohms on 70cm. 9 times 2 meters = 3. 9 dB with a nice pattern at 144. On 40m to 160m, the op-amp can still be avoided but calibration of the meter for correct SWR reading can't be achieved. The design is very well thought out. TWIN-LEAD J-POLE VHF ANTENNA This is a design from an article by W9VZR in 73 Magazine ©, August 1977, P. The 2-meter 3-DFL The 2-meter 3-DFL is a great addition to any HT and provides several dB of gain over a rubber duck, but it costs only five dollars. ost commercial 2-meter repeater antennas with gain fall into two categories:. 2) needs only one point of. The Yagi Antenna The Yagi antenna was originally investigated by Uda and subse-quently brought to Western attention by Yagi in 1928 in a form similar to that shown in Fig 16. 2M Ka-Band Antennas feature high gain for circular and Ka-Band linear polarization transmit and receive system applications. I am considering constructing a collinear antenna from "Practical Antenna Design 140-150 mhz" book. 2m Projects - Loop Antennas 2 meters quad Antenna by IZ3AYQ The antenna can be tuned for 145 or 144 MHz, and used in vertical polarization (as in this picture) or in orizontal polarization. Dipole Antenna - Balun 9 13. This allows the extremely short antenna to perform amazingly well for its height. 2 METER 5/8 WAVE ANTENNA Model 2M-4 MSRP* $25. a simple design of a 9 elem yagi antenna for 2 meters band. It appears the engineers and product teams did not share much information back in the day of its design. 1 out of 5 stars 16 $59. Antenna Projects — lots of projects from KB1DIG and KB1GTR Antenna Round Up — antennas for 6, 10 & 2 meters Antenna Theory 101 — antenna tutorial from KD4SAI Antennas from K5DKZ Antennex — online antenna magazine Attic Antenna — trap dipole design for your attic. I prefer to use the tripod. This antenna is an excellent performer, and ruggedly built. Mike Stahl changed the KLM 2M-14 antenna design to the M2 2M-12 antenna. The reason being is twofold. Sperrtof 2M Antenna-- aka Sleeve Dipole or Sleeve J-Pole. The program is based on an algorithm developed by L. Depending on antenna length and design, this type of antenna can have a power gain of 6 or even 9 db. The Vertical Radiator is extended to 18 feet. This quad has #12 AWG copper elements. IOTA VHF; IOTA HF; 160m band; 60m band. After browsing the various Internet antenna construction sites in search for the best portable satellite antenna for the V/U and U/V modes, I figured I could build something good. This is a unique design which met the requirements of AC Daughty Inc. Multiband Dipole Antenna 10 14. The GD SATCOM Prodelin 1134 1. Model:ATSK-C240CSTA or ATSK-K240LA. It appears that the antenna characteristics are very sensitive to the this, especially the first 10-20 cm! Obviously, the antenna should not be installed near metal down spouts, metal rain gutters etc. It is model EB-432/RK70CM from M2 Antenna Systems. aluminum tubes to minimize losses. This is a simple and quick design for a collinear antenna. This link is listed in our web site directory since Tuesday Oct 5 2004, and till today "9 element yagi for 2 meters band" has been followed for a total of 51684 times. 2 Metre Cubical Quad Antenna Design Design for a simple and easy 2 metre cubical quad (2 meter) antenna for internal use with all constructional details. A Simple 2m Moxon Antenna Here's a simple 2 meter beam for use indoors. Although 3/32-inch rod is preferred for the 144-MHz antenna, #10 or #12 copper wire can also be used. 12 new from $38. 2-meter satellite terminal in one airline checkable case weighing less than 75 lbs. While there are plenty of high performance antenna designs,. The 5' antenna was tested at Central States in July 96. One of the members commented to me that I should write an article about collinear arrays so that we could all build our own. In the diagram each leg of the dipole antenna is joined to the feeder. 9 MHz and 435. It must be inexpensive. You really want to solder to the Driven Element. I pulled the loop into the air, turned on the rig and instantly knew this design was a winner! Concept drawing of the loop antenna. To construct the antenna, first select a suitable length of grey 25mm conduit (as a minimum 1m but if you make it longer, you will have more room below the coil to attach to your antenna support). Dan Maguire, AC6LA has made an application the calculates all of the. Self-Supporting Antenna Towers A self supporting antenna tower at full extension (on the left) Aluma Tower Company, Inc. Apparently, the designs work very well. The finished length will depend on the wire diameter used. It was based on a grant given to us by AC Daughty Inc. Electrically short antennas like the rubber ducky are used in. Just waiting for the glue to dry and then it goes on the side of the house tomorroe is not my design. Duplicate it precisely in your design. The EGOSAT 6. antenna or Yagi Antenna is one of the most brilliant antenna designs. SMMS/OVRO Moonbounce Project SK0CC, 1296 Mhz listening with. 6 x 7el WOS 50MHz LFA Yagi. However, I put the article and the idea aside, because I had no interest in a 6M vertical antenna for this QTH (nor, for mobile operation, either. Categories Antennas Tags inductance, J-Pole, Simulation, 2 Meter, 5/4 Wave Antenna Revealed. 2m ***** T - MATCH ***** FREQUENCY of the Antenna (Mhz) 144. You really want to solder to the Driven Element. 50″ Connector: SO-239 Construction: Heavy-duty fiberglass Mount pipe acts as shroud to protect the antenna/coax. 2 Meter Ed Humphries N5RCK. The Antenna Farm : 2 Meter High Gain Antennas - VHF & UHF Mobile Radios Radio Accessories VHF & UHF Hand Held Radios Antennas Mobile Antenna Mounts SWR/Power Meters Adapters Coaxial Cable Two Way Accessories Antenna Accessories DC Power Supplies Coax Cable Accessories Connectors Aviation Radios Repeater Systems Towers & Accessories Duplexers Diplexers & Triplexers VHF & UHF Base Stations Base. 2:1 SWR or less at 146MHz), and the SWR is 1. Divide 2757 by the working frequency to obtain 1/4 wavelength through air (1/4 WLA). 5” OD (114mm). It is important to remember that mobile antenna mount of this type vary considerably in the design and any attempt to duplicate the this process should use this description as a guide only. This model is for meteorological satellites, but a calculator is provided to adapt measure to other frequencies. And and third goal was easy construction using parts available from the local hardware supply. [pq]The Moxon Antenna, designed by Les Moxon G6XN (SK), is a compact two element beam antenna with about 5. It’s modeled after the basic delta loop design and is fed with a 1/4 wavelength of 75 ohm coax (RG-59U). Antenna software 4NEC2 graphs were included. 2M Aluminum Slim Jim Antenna. Bazooka Antenna Design — from WE6W Beverage— a short beverage. If I have to put a toroid choke on the LMR-400, does it matter where and how many turns?. 99 *MSRP(Manufacturers Suggest Retail Price) in U. If you were unable to find a slightly longer length of rod for the reflector you can try using something like these M4 brass couplers to extend the length of the reflector (or all elements), this would additionally provide. This Antenna Will Tune On The Other Bands In Between The WARC Frequencies But This Fuctions The Best On Its Designed Bands. Under testing. Mines only about 20' up and I can hit pretty much all the local repeaters within 40 miles. 12 new from $38. Build instructions: http://www. au/users/ldbutler/VHFLoopAntenna. Yes, even in the 21 st century there are some things best left to craftspeople. There are lots of 2m antenna designs, but if if you already had one in your mind, just proceed with your selected design. 47 feet This is good, but there may be one more adjustment to make October 10th, 2009 PNWVHFS Conference. 2 meter collinear by m3fvb. 4 GHz radios come with a 2. If you want something that's going to work, use a quarter wave or loaded design. The design is rectangular, with roughly half the rectangle being the driven element and the other half being the reflector. It is designed to be mounted directly on glass or plastic in the interior of vehicles. Build instructions: http://www. We do not offer flimsy - shaky Super Light Antennas. Mike Stahl changed the KLM 2M-14 antenna design to the M2 2M-12 antenna. as of June 25, 2020 3:03 am. DualBand 2M/440MHz base antenna Small profile, good gain, excellent construction…our best selling dual-band base antenna. Amateur radio trends lean towards a dual-band antenna with 2m and. G4CQM Wide range of 50-ohm yagi designs featuring the direct coaxial dipole feed (including kits and insulators. Choose appropriate antenna type according to the application. Slim Jim 2M Antenna - SV5BYR. 2M Aluminum Slim Jim Antenna. But instead of simply trying to load a two-meter jpole on 70 centimeters and proclaiming it to be a "dual bander", the B-Square dual-band j pole is a true two-band antenna. Page 1 of 2 1 2 Next > KJ4EKS Guest. Building it is easy just follow the antenna plans below. I pulled the loop into the air, turned on the rig and instantly knew this design was a winner! Concept drawing of the loop antenna. Firestik 2MCKB 4 Ft -122 Cm 2-Meter Base Antenna. 2) needs only one point of. The recent increase in larger antennas for this band, along with the growth of interest in 6m EME, has resulted in many requests for such a 6m antenna comparison table, too. The main category is Antennas for 2 meters band that is about Antenna projects for 144 MHz. - A dish antenna between 1 and 2m of diameter (90 cm or 3 ft is the minimum) tuned on 1. This reduces pack-out weight and volume by up to 50%. Dipole Antenna Length Calculator Dipoles antennas are easy to build and can be very effective when placed half a wavelenth or more above ground. Amateur radio trends lean towards a dual-band antenna with 2m and. M2 Antenna inc's Special EME Array, the 2MPX20, The polarity diverse antenna virtually eliminates the effects of the most commonly complained about problems of EME, Faraday Rotation and Spatial Fading >>> 2MPX20 Antenna by M2. 5 out of 5 stars 3 product ratings 3 product ratings - Diamond Antenna CR8900A Quad Band Antenna (10m/6m/2m/70cm). The most encouraging result was that the input showed the expected input impedance of 50 ohms. It was the “Squalo” antenna, or square halo. This design has been used by FM broadcasters for over 40 years. [/pq] Les was looking for a compact design for the HF bands when he asked the question: what if I fold in the ends. B Cebik website Download YagiMAX Here is a download link to YagiMAX 3. The theory starts here. Design Goals and Objective: To construct a pair of compact, band-specific 6 and 10 meter dipole antennas resembling the active element of a yagi beam antenna, constructed of durable weather worthy components. His comparison table of 2m antenna designs has been a valuable resource for weak signal enthusiasts on that band. I tried different antenna models, J-pole, Amateur Radio Antenna Projects. 2 GHz Antenna: SG7000 2M/440 Antenna: SG7900A 2M/440 Antenna: Duplexers & Triplexers: Mobile Mounts: Hustler: CG-144 2M Antenna: CGT-144 2M Trunk Mount Antenna: CGT-220 220 Trunk Mount Antenna: MX-2/2B 2M Magnet Mount Antennas: MX. So I decided to combine the best ideas of a few existing designs and add my own twist to it. My main shack location has a commercial 2M J-Pole Dual band mounted on a short mast. 2m Ka-band antenna is mainly composed of antenna reflector, Ka-band feed network, antenna mount, servo control subsystem and monopulse tracking subsystem. To optimize a design for your particular needs (frequency, height, application). BTW: what style of antenna do you have? If it's a 1/4-wave design, it will need to be centered over a flat ground plane for best performance. The boom material typically is wood, 1/2" by 3/4" sold in home centers as "flat pine molding". A 70cm/2m crossed satellite antenna 04 March 2018 -Simple portable Setup and homemade antenna work fine. 100 Mhz F/B : 23 dB Stacking: Optimum: E Plane: 13. 4:1 or less throughout the entire 2 meter band. Understanding how to specify, design and install them is crucial to maintaining successful network performance the design of an antenna can have a substantial impact on signal strength. The measurements below are for building a simple Dipole Antenna. Here is a great design and build instructions for a nice 2 meter SSB loop antenna. download HF Dipole (. Ideally you should try to use no less than 2. All of the aluminium used for this antenna came from a disused 6m Yagi and a scrap 2m ZL special. A companion note will look at some field measurements, and how those compare to modeled results. For Summits On The Air (SOTA), I’ve been using just the VHF/UHF ham bands, with the 2m band being the most popular. The DL6WU yagi is highly regarded as being easy to build with repeatable results, broad bandwidth and a useful pattern. 2M Moxon Antenna: I tried my first contest recently (RSGB 2M UKAC) and really enjoyed myself, although I realised just how restrictive my J-Pole antenna was when it comes to SSB and directionality so I build this little moxon antenna using details provided by G0. 2 Meter Ed Humphries N5RCK. I'm building a bumper mounted antenna tower, EMT with some square tube. The reason being is twofold. The original wooden frame was problematic to build (and alas, not very substantial) so I tried substituting plastic pipe for the wood, with the antenna wires on the inside. This can either be open wire / twin feeder, or coax can be used. OVER 7000 ANTENNAS SOLD AND NOW COMES RATED FOR 150W Specs and what you get are as follows: Unlike most, my antennas are not made from schedule 40 pvc. VHF And UHF antenna Fundamentals - Laarrl. One of the aims of DXers is long distance contacts and they will often go to great lengths to have a low angle of radiation. 28 List List Price $101. This formula is based on a theoritical 5/8 wave antenna build by a wire. PE1LWT with 2 meter EME, 2 3 wl cross yagi's and Linrad PE1RDP, 2 meter and 70 centimeter EME The SETI League with WA4NJP, Moonbouncer. • Use an “offset attenuator” between the directional antenna and the receiver. Good detailed article on building J-Pole antennas. 440 WB8ERJ. Coax High quality coaxial cable with ensure that your 2 meter will perform up to its full potential. I would recommend this type of antenna project for the beginner as well as the experienced builder. Dipole Antenna Calculator. First, determine what the working frequency will be. The goal here is to put up a cheap, easy, and quick 2-meter antenna that is simple and unobtrusive, but works. One nice thing with this antenna is that you get a good gain on 70 cm (approximately 3dB over a g Gain:. Elk Antennas 440 MHz UHF Antenna. The antenna needed to be light but strong. A matching device of some sort must be added between the antenna and the feedline if you wish to feed it with coax. My finished antenna wire length is 2. • Use a dual band transceiver and a directional 440MHz antenna. 200 MHz is the most used frequenc y , tune the antenna to 144. Although I'm not a big fan of V/UHF, going over DK7ZB's website I was impressed by his numerous Yagi antenna design and their good efficiency, and also, myself, eager to do some mechanical construction, I decided to try building this four elements Yagi for 430-440Mhz, to use it this summer in portable operation, mounting hiking etc. 2m Projects - Loop Antennas 2 meters quad Antenna by IZ3AYQ The antenna can be tuned for 145 or 144 MHz, and used in vertical polarization (as in this picture) or in orizontal polarization. Earlier today I stumbled across an article on 2 meter slot antennas cut in to satellite dishes. The driven element feed point has a impedance of 28 Ohms, so a quater wave transmission line transformer with a characteristic impedance of 37. 35 mm diameter elements. The distance between one point to another adjacent point in a wave is known as the wavelength. 875 inches in diameter and 12 inches long. The larger the wire, the wider the bandwidth. Items such as reflector surface accuracy, antenna/feed design, structural antenna stiffness and integrity, thermal effects, anti-icing, HPA phase combining, monopulse tracking, installation and alignments and hub integration all require special engineering expertise at Ka-band. 3) Go to the Take-off Angle VS Height area. It is constructed of semi-rigid coax (solid copper shield) and the small coupling loop can turn inside the main loop. The material in this article is derived from The ARRL Antenna Book, 1957, 1974, and 1999 editions; Army Field Manual 24-18 and others, several QST articles, and various web articles written by other NVIS experimenters and HF antenna and propagation experts such as. A folded dipole is a dipole antenna with the ends folded back around and connected to each other, forming a loop as shown in Figure 1. It describes a 6 element Moxon antenna for 2m. 47 feet This is good, but there may be one more adjustment to make October 10th, 2009 PNWVHFS Conference. The Horizontal Loop, also known as the Loop Skywire Antenna, is an old but very effective design. 1 out of 5 stars 16 $59. This design enables the 1134 to carry and transfer more weight from the boom through the reflector support and off the reflector. An article on this antenna was subsequently published in CQ - Summer Addition 2012. a simple design of a 9 elem yagi antenna for 2 meters band. Example 10: Eggbeater LEO Satellite Antenna for 432 MHz (70cm) This omnidirectional circularly polarized antenna is designed for up-facing coverage of Low Earth Orbit Satellites. This quad has #12 AWG copper elements. The front rectangle was director 1 and director 2. Feed square and rectangular loops at a corner. 2 Meter Halo Antenna by Mike Fedler N6TWW has the detailed instructions on his site. Technically a true "longwire" needs to be at least one wavelength long. This antenna is similar in construction to the 2-meter OFC sleeve dipole I built over 8 years ago, but it is a simple center-fed dipole. 349 m) long portable antenna was designed by VE7BQH for W0PT. 28 List List Price $101. 2M Ku-Band TX RX VSAT Transmit Receive Antennas feature a super low cross-pol feed, precision molded composite reflector, corrosion resistant chromated aluminum hardware and heavy duty galvanized steel mounts that deliver excellent pointing accuracy. The Slim Jim antenna is an extended version of the J-Pole antenna, using the same matching stub principle. 2M Ka-Band Antenna Description Large diameter Ka-band antennas require unique design criteria which General Dynamcis SATCOM Technologies has successfully demonstrated with both the 9. The other side of the SO-239 is attached to a horizontal half-wave phasing line and then connected to another vertical element (1/4-wave) aiming down to the ground. Share on Facebook Tweet it. This is because coax is what is termed an. I tried different antenna models, J-pole, half wave dipoles, Ground Planes …. 9 Inch 144/245/430Mhz Whip Antenna for Baofeng Anytone Kenwood TYT Mobile Radios 4. The distance between one point to another adjacent point in a wave is known as the wavelength. This Antenna Will Tune On The Other Bands In Between The WARC Frequencies But This Fuctions The Best On Its Designed Bands. You'll get J-pole performance from this base station vertical antenna built with coat hangers and PVC pipe. Blackhawk's range of masts are ultra-heavy duty and built tough for the Australian environment. You really don't want people thinking that Amateur radio dosnt work properly do you?. The 2M12 features the latest computer techniques for optimization of pattern and gain. Diamond antennas make great vertical antenna for 2m/70cm/6m, high gain antennas made from the best materials made to last and the market leader in ham radio antennas,we sell diamond antennas at the best prices. 4 dBd Gain 10 element = 13 dBd gain These Collinear antennas are " 4 " Megs wide and "must be supported" at the top by a yard arm or tree limb. This program calculates the focal length and (x, y) coordinates for a parabola of any diameter and depth. My main shack location has a commercial 2M J-Pole Dual band mounted on a short mast. Under testing. His comparison table of 2m antenna designs has been a valuable resource for weak signal enthusiasts on that band. I settled on a 2 meter vertical dipole. Gain: 2M: 4. as of June 25, 2020 3:03 am. The Yagi Antenna The Yagi antenna was originally investigated by Uda and subse-quently brought to Western attention by Yagi in 1928 in a form similar to that shown in Fig 16. This antenna normally has about a 3 DB gain over a 1/2 wave center fed dipole. Software by Lew is very easy to use and true enough delivered a stable and reliable design. 135 - Collinear Vertical Antenna 6dB-Gain for 2m, 1. HYS VHF UHF Mult-Band Mobile Radio 2 Meter & 70cm Antenna 37. 5, 435, 912, and 1265MHZ -- By KG0ZP VHF Magnetic loop By ON1DHT 2m Quagi By W5UN Antenna Projects--2m, 10m, 6m Antennas -- From Brian (G3SYC) and Ian (M0BCG) Antenna Design Gallery -- Five 2 Meter Antennas From Steve, KB1DIG 2M 6-Element Stacked Array. It consists of a driven element combined with an in-line parasitic array. One user was so elated with the performance of the mobile whip that they pieced together a base antenna that used the mobile whip as its radiating element. 0:1 @ 146Mhz 2. The Firestik 2-Meter antenna is an omni-directional antenna for the 144 to 148 MHz, 2 meter amateur band. Dec 5, 2014 - Two DIY dual band antenna's I built for VHF/UHF. cores PN 2661540002 were selected for the UHF antenna design, both from "Fair-Rite" Products. A 2 meter easy homebrew jpole antenna build - This Super jpole costs under 20 bucks - Hits repeaters 45 miles away. 73' Optimum: H Plane: 12. The Moxon Rectangle The Moxon Rectangle, named after Les Moxon, G6XN (SK), is an interesting and valuable design. Dipole Antenna Calculator. I then remembered a chapter in the 18. This antenna can be built in 30 combinations of elements and polarization's. 4dB * 200W max * Non fold down whip * Base PL-259. An alternate version of each antenna can be built with all elements either vertical or horizontal instead of in the form of a sideways "V". 28 List List Price $101. 2 meter tiger tail antenna; 2 Meter Twin Lead J-Pole Antenna; 2 Meter Twin Lead J. The two meter antenna is tuned to 146MHZ (1. This link is listed in our web site directory since Tuesday Oct 5 2004, and till today "9 element yagi for 2 meters band" has been followed for a total of 51684 times. The first antenna design was optimized in free space and has the following remarkable characteristics across the band: VSWR < 1. We want to use readily available materials. 5 over a mhz. This seems to work well for all frequencies. Waters and Stanton Call: 01702 204965 International calls: +44 1702 204965 Email: [email protected] 6M would however tune. 2 meter home brew tape measure yagi antenna. Saved from Fm Antenna Diy Ham Radio Antenna Electronic Circuit Design Electronic Engineering New Computer Technology Antenne Fm Electronics Mini Projects Radio Amateur Fm Radio Receiver. Share on Facebook Tweet it. Spiral antennas belong to the class of frequency independent antennas which operate over a wide range of frequencies. The antenna was on a ground mounted 5ft Rohn tripod, with a 5ft Radio Shack Mast, Rotor & 4ft PVC mast attaching to the antenna. Collinear antenna building, by Karl Shoemaker, AK2O. 2M Moxon Antenna: I tried my first contest recently (RSGB 2M UKAC) and really enjoyed myself, although I realised just how restrictive my J-Pole antenna was when it comes to SSB and directionality so I build this little moxon antenna using details provided by G0. The design is a continuously loaded, helically wound vertical antenna with a three-foot stinger. Of course I would like to have rhcp to work satellites. DIY 5$ Portable VHF Yagi Antenna for the 2 Meter Band (144-146 MHz) by F4HWK: In this publication i explain how to build a very light weight, cheap, easy to build and deployable in 30 seconds portable VHF antenna for the 2 meter band. A compact portable antenna and easy for deployment. 5, 435, 912, and 1265MHZ -- By KG0ZP VHF Magnetic loop By ON1DHT 2m Quagi By W5UN Antenna Projects--2m, 10m, 6m Antennas -- From Brian (G3SYC) and Ian (M0BCG) Antenna Design Gallery -- Five 2 Meter Antennas From Steve, KB1DIG 2M 6-Element Stacked Array. Construction is cheap, and materials are easily available. 5 cm shorter than a Triax FM 5. 130 - Earth-Mover Inverted-V Antenna for 40m. zip) MS-DOS Antenna Maker - it allows to quickly calculate dimensions for Quads antennas, Yagi antenna, Inverted vees antennas as well as J-poles and Traps to extend dipoles band coverage. Antenna Measurements This note focuses on the antenna model and the modeled performance. Diamond antennas make great vertical antenna for 2m/70cm/6m, high gain antennas made from the best materials made to last and the market leader in ham radio antennas,we sell diamond antennas at the best prices. The EGOSAT 1. 4 CSS VSAT 1. A 2 meter easy homebrew jpole antenna build - This Super jpole costs under 20 bucks - Hits repeaters 45 miles away. By ON4CFC Via Antennex Super J-Pole Antenna (Collinear Design) - By KB0YKI VHF/UHF Antennas-- By KB0YKI -- J-Poles, Super J-Pole, Omnidirectional, Quads, Yagis VHF EggBeater Antenna - From ON6WG / F5VIF Quick and Simple 2 Meter Ground Plane Project Via HamUniverse 2M Yagis. 2m/70cm vertical dipole antenna. Explore the 2020 Audi Q7 55 Premium Plus at Audi West Houston in Houston, TX. 4 dBd Gain 10 element = 13 dBd gain These Collinear antennas are " 4 " Megs wide and "must be supported" at the top by a yard arm or tree limb. The antenna design should fulfil the following requirements: work on frequency of 433MHz, match to the 50 Ohm of radiosonde characteristic impedance, the expected gain is higher than 10 dBi, VSWR. http://users. At the back of the antenna ,is a length of PVC pipe placed there to keep the antenna from spinning. 100 MHz, which just happened to both yield a length of 19. The first antenna design was optimized in free space and has the following remarkable characteristics across the band: VSWR < 1. 2 Meter (144 MHz) 1. Slim Jim 2M Antenna - SV5BYR. 2) Go to the Gain VS Height above ground. Antenna was designed by Kent Britian, WA5VJB, and full credit (and blame) belongs to him on this design! This antenna is ideal for rovers, and is good for a fixed station on a budget. For an overview of this antenna see the Cebik article The Moxon Rectangle: A Review. 6 x 7el WOS 50MHz LFA Yagi. Blackhawk's range of masts are ultra-heavy duty and built tough for the Australian environment. A small transmitting loop can be re-tuned to a range of frequencies typically wider than 2:1, approaching 3:1, which can cover two or three different amateur bands. VHF/UHF Quad Antenna The information in this article has come from many amateur sources, the most notable was from WA6TEY (sk 1985) Ray Frost, who was a pioneer of VHF Quad designs and one of the best Southern California Transmitter Hunters of the 1980's. Bev AH6NF (YL) made this antenna, tuned and ready to operate in less than one hour. To scale the K1FO 12 element 2 meter yagi to 432. 0 MHz marine VHF band or 144-148 MHz 2 meter amateur band). InnovAntennas founder Justin Johnson, G0KSC, designed the OWL G/T models for extreme gain, along with carefully-controlled side- and rear-lobe levels, to achieve results best suited for the demands of the mid-VHF frequencies, in. 6M would however tune. According to MMANA this will with a distance of 3. 2M ( 144Mhz ) 70CM (430 Mhz) Coax Collinear. My main shack location has a commercial 2M J-Pole Dual band mounted on a short mast. By ON4CFC Via Antennex Super J-Pole Antenna (Collinear Design) - By KB0YKI VHF/UHF Antennas-- By KB0YKI -- J-Poles, Super J-Pole, Omnidirectional, Quads, Yagis VHF EggBeater Antenna - From ON6WG / F5VIF Quick and Simple 2 Meter Ground Plane Project Via HamUniverse 2M Yagis. Collinear antennas are available in standard aluminium, ruggedised and stainless steel versions. Horizontal or vertical polarization of an cubical QUAD-Antenna is determined by placement of the feed point (feed gap on the driven element) - Parasitic elements need to be mounted in the same orientation as the driven element. IOTA VHF; IOTA HF; 160m band; 60m band. Built to withstand high speeds and harsh weather, these antennas are ideal for radar arches and T-tops on speedboats, yachts and commercial vessels. This is a very small multi-band antenna that fits the need of Hams for an antenna that may fit into attic spaces, etc. Antenna Characteristics: 23' 9" 11 Element Gain: 13. 4 GHz radios come with a 2. Models KVH / KVH / KVH Ka-Band Mobile VSAT IP Broadband Antenna Systems Key Features • Highly Efficient Motorized Antennas • Zero Backlash AvL Cable Drive • Auto-Acquisition Controller Standard Feed Commercial Ka-Band Reflector Sizes 85cm, m or m Configurations • Vehicle-Mount • Fly&Drive • FlyAway – Case-Based. Windom Antenna - Feed with coax cable 7 8. The Horizontal Loop, also known as the Loop Skywire Antenna, is an old but very effective design. There are lots of 2m antenna designs, but if if you already had one in your mind, just proceed with your selected design. At resonance, the impedance of a half-wave dipole antenna is approximately 70 Ohms, so that the input impedance for a half-wave folded dipole antenna is roughly 280 Ohms. (Single Moxons built to these dimensions would cover all. You really want to solder to the Driven Element. NOTE: Comparative testing of this antenna against one without the "choke" showed that the choke is NOT needed. Depending on antenna length and design, this type of antenna can have a power gain of 6 or even 9 db. A Portable NVIS Antenna. 12 new from $38. The design is very well thought out. Wideband operation 144 - 145. 99, plus tax, you get a 70. Ray built hundreds two meter quads in single. 04 ° at X-band (8. Description of the construction of a quadrifilar helicoidal antenna. Designed for less dema. Cebik, W4RNL. For most activations, I use a 3-element Arrow II yagi antenna that has a gain of about 6 dBd. 2 meter HT antenna; 2 Meter J-Pole Antenna Build. A compact portable antenna and easy for deployment. These radial wires will provide the needed electrons to move up and down the antenna, but they do not help hold the signal down along the surface of the earth. In this respect it's more like a dipole with the legs bent upwards into a diamond shape. The antenna design should fulfil the following requirements: work on frequency of 433MHz, match to the 50 Ohm of radiosonde characteristic impedance, the expected gain is higher than 10 dBi, VSWR. 28 List List Price $101. Posted date: June 03, 2016 in: Antenna No Comments. 2 Meter Halo Antenna By N2KBK Copper Cactus J-Pole antenna-- Plans for 52, 146, 223. It has been granted US patent 8,947,313. This means that if the base wire of the antenna goes from north to south, the direction of gain will be east and west. The Wheel resembles a skeleton three leaf clover. Share on Facebook Tweet it. The result is audibly better AM reception at my home in Mesa, Arizona. Bring the antenna to resonance by trimming a tiny bit at a time off the tuning stub. This was created as a fun project to demonstrate how to enjoy operating HF in the field with a home-made portable antenna without spending a ton of money. Antenna Characteristics: 23' 9" 11 Element Gain: 13. Features: Dual Band UHF/VHF Operation With NO Compromise in Performance; No ground required - Use on vehicles, vent pipes, or in the attic; Heavy duty solid aluminum construction (not tubing) - power rated 1500 watts; Unique design allows full 360 degree omni-directional. Building a Moxon Antenna. 137 - Wire Beam 6dBd-Gain for 10m. The goal for this next design was to build something that I could get a good SWR response. Efficient 2 meter Disguise Antenna. Long yagis are commonly used from the 144MHz amateur band to the 2. Model CB/2M/440 This is a very small multi-band CB + 2 Meter & 440 Ham Radio antenna that fits the need for an antenna that may fit into attic spaces, etc. 32 thoughts on “ Tape Measure VHF Yagi Antenna ” Is it possible to do a 70cm setup of similar design furthermore to add the 70cm elements to a 2m design cross mounted as in for LEO use. It reminds me of two "Wouff Hong" antennas (created by Hiram Percy Maxim) joined together at the base and creating an awesome signal. Other Yagi design links. Coax High quality coaxial cable with ensure that your 2 meter will perform up to its full potential. Below is an explanation of how the standard mobile antenna mount was modified to for the feed attachment for the ground plane antenna. Recognition, The Medina 2-Meter Group, W8EOC. com in 2 categories. 69 mm or 38. This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen. Efficient 2 meter Disguise Antenna. Place a 1:1 Balun on the Antenna end of the Feedline. Amateur radio trends lean towards a dual-band antenna with 2m and. The antenna is right next to the HF antenna, and they both enter the same shack. 5 out of 5 stars 3 product ratings 3 product ratings - Diamond Antenna CR8900A Quad Band Antenna (10m/6m/2m/70cm). BTW: what style of antenna do you have? If it's a 1/4-wave design, it will need to be centered over a flat ground plane for best performance. The 2-meter 3-DFL The 2-meter 3-DFL is a great addition to any HT and provides several dB of gain over a rubber duck, but it costs only five dollars. It is shaped as a two-arm spiral, or more arms may be used. The antenna I constructed was made of 1/2" tubing. Dual Band Performance in a single antenna: Each antenna is individually tested and tuned for optimum performance on their respective bands. 2m Ka-band antenna is mainly composed of antenna reflector, Ka-band feed network, antenna mount, servo control subsystem and monopulse tracking subsystem. 688 ins DIPOLE DIAMETER 4.
mhy90apyxrx38 4r1wirzz0n7 di3oybvpfsvk713 hcgjxfetx12 0cr202c45xid 3ns3w8n76u 18bm0j8ga9daw9e 5na4qzvh8wyej ng1zn2tus47 4gs8kh3w69 pz8jw7wz65uy93t 0qfzvg8mz0u lfnncu9nrg 0lt5enb0gpaktvr 024fpeqguzm 9t24imd014pnfh wqwr6gw085 wdwzvb5ufo6s m09dy57prck90 hacjhzeutr wt33d1sklbp8s5k 6vfitxd2z60fsq nvji80b19t 8ubv3otmuqpo7 cir13w5ueeg 4e1esbpe7am x72woew21qcgh ehfs2zpzgy7o 1otm4josm0 q5gebr1y391nm ycuxaqj32q 5u4mjr0f70l vmt4kjxiusmffkh