144mhz Quad

About 8 Element Quad for 145 Mhz The resource is currently listed in dxzone. Being mostly made of low loss ladder line (except for the RG-8X coaxial step down balun), it will be a very efficient antenna system. The IC-7000 incorporates a high-stability master oscillator, providing 0. Manufacturing Tech: N82E16819117957. 2m Projects - Directional Antennas. (tnx geoff for using pics) homesite 43TR299. Second Hand Yaesu FT-8900 Quad Band Transceiver * Frequency range TX: 28-29. Heavy-duty diecast enclosure houses low pass networks that separate/combine HF/ 6M/144 MHz and 222 MHz and 440 MHz signals. DF0MU is the winner of the. We use an interpolation approach. Excellent suppression of all side lobes. The antenna is basically a quad, 1 full wavelength at 2 meters. ) This page details several T-match tuners. Low noise design with highest rank G/T. Jyrki Timonen Radioamatöörit. net provides recognition and enjoyment to the people who use, contribute. 29/50/144/430 MHz FM Transceiver. Other useful information would include your experience with similar products, infomation on a product that you would purchase instead of this one, and so on. Amplifier 2xBLF177 144 MHz BF981 LNA 14 MHz 25W 2x MOSFET Power 144 MHz Tuned LNA Amplifier - F6BCU 400 MHz to 800 MHz Gain=30dB 28 MHz 80W SSB Power Amplifier LNA BLF246 All-Bands Preselector 88 MHz - 108 MHz 15W FM 1. UKW-Contest-Pokal 2011 in Germany. Callsign: Loc: QSOs: QSO Points: P/Qso: Bonus Points: Total Points: Best DX: Dist: Power: Ant: Comments: Email: AO: G4CLA: IO92: 300: 43,998: 147: 16500: 60,498. , Limited, Experts in Manufacturing and Exporting repeater,mobile radio and 2788 more Products. GB 8elm 144MHz Quad. 25 m boom) Sequencer: The equipment above is sufficient for a beginner's EME station. · More gain in less boom length than a traditional Yagi. Vertical HF Antennas - Yagi 6m Beam Antenna - Wire Dipole Antennas. If you look at the dimensions for the 144 Mhz. Moore (patent no. Excellent for FM, SSB and satellites. If we were working with a 40 meter Yagi, the third ele-ment would add a considerable load on the mast and rotator. InnovAntennas 2 element 2m/144MHz LFA-Q Super-Gainer Quad Style Yagi. 3 GHz GaAs-FET Low Noise MOSFET Power Amplifier Preamplifier - OH3MCK 100 MHz - 450 MHz 250W Power GPS 1. Awful! 0 - 3 Months. "Local" in Crosby, North Dakota, means 50. 9% APR representative (variable) Brief product description. It offers both a strong mechnical design, good gain and clean pattern for the money. Great deals on 144 Mhz Antenna. A 2 element High Gain 144MHz LFA-Q Quad Style Yagi. Perfect gain and SWR on both bands. 800 (lowest 160 meter frequency in MHz) = 558 feet. Advice on gaming PC build for 1440 @ 144Mhz. This post describes how I constructed a 2. The small 3-element VHF/UHF cubical quad antennas that were used by N6MU, N6MI and N6NB for their three-vehicle rover expedition of January, 2004 have attracted considerable interest. Only 10 left in stock - order soon. Claimed scores for 144MHz May Contest (87 scores) An enjoyable contest, score similar to last year's. There are often stories told about how you should stack antennas, also often this is done by. Low noise design with highest rank G/T. Congratulation!. If you were streaming to twitch or needed to do productivity workloads I would say 2700x, but if not, 2600x is perfect for just gaming. 6dBi from this antenna! Rear mounted 5 element version pictured Another impressive design from G0KSC, 'The Quad has. Construction of the 2 metre cubical. Can be wall mounted. Montage antenne POTY pour OQ-100. 12el (6H/6V) 144MHz XPOL MAP65 Yagi. M2’s accessory line covers a wide range of radio frequency related items. The purpose of this article is to provide radio amateurs with enough background information to understand the technical challenges involved in "small-station" digital EME on the 144 and 432 MHz bands. 144MHz Folding Quad Beam antenna by G0KSC - InnovAntennas. The UAV must respond to a voice command from an Air Traffic Control station, such as an Airport Control Tower, and acknowledge the command, from the ATC station, such as: “Flight UAV123 descend to Flight Level 130” with: “Flight UAV123 descending to Flight Level 130”. Ships from and sold by Amazon. by Andreas, DL6YEH. The measuring step is selectable from 10/50/100/500kHz steps and the number of measuring steps is adjustable from 3 to 13 steps. Relevance GB 8elm 144MHz Quad Out of stock. Relevance Name, A to Z Name, Z to A Price, low to high Price, high to low. 2EL 144MHZ 2M Quad Style Yagi - Shorter than HB9CV just 14cms long HUGE GAIN - EUR 74,11. 19:1 SWR at 50. Hits Quad 4 elementi 144MHz. About 144MHz Cubical Quad The resource is currently listed in dxzone. It includes cross-band capabilities and full duplex VHF-UHF, double reception, 799 memory channels, 50 watts VHF and 35 watts UHF. The FT-8900R is a ruggedly-built, high quality Quad Band FM transceiver providing 50 Watts of power output on the 29/50/144 MHz Amateur bands and 35 Watts on the 430 MHz band. 144MHz LDMOS SSPA Project Progress The attachments on top of the instruments are are four quad LED arrays serving as instrument illumination (Red light!, but that's all I had available), when finished a comparator (separate PCB) will trip the PA control-module when SWR gets to high. Wireless transmission can be done by using 433Mhz or 315MHz ASK RF Transmitter and Receiver modules. The switch in the foreground is for selecting fast/slow decay. A 7 element LFA-Q (Super-rigid Quad-style) Super-Light Quad Style Yagi for 144 - 145MHz. A closer view of the 144 MHz halo antenna. Review "New Old" Cavity LNA with MGF1303. This mono-band antenna is deployed on all HF Ham Radio bands on HS4. I have built it many years ago for mobile operation. GB 10elm 144MHz Quad Out of stock. 50 MHz is also popular and works well under short sporadic E opening. I could not locate an example of a computer-generated gain plot (radiation pattern) for the Swiss Quad, so if you know where one exists, please let me know so I can post a hyperlink. Fast & Free shipping on many items!. QYT KT-8R Quad Band handheld radio 136-174MHz 220-260MHz 400-480MHz 350-390MHz 5W. If it is GAIN you want from a small boom, this is the antenna for you! Wow, Super compact boom!! Rear mount version available contact us for more information. 144 MHz - 222 MHz - 432 MHz GaAs LNA - WA5VJB. This is how easy it is to fold the new LFA-Q quad from InnovAntennas Copy of 7el 144MHz Heavy Duty Quad (LFA-Q) folding for transportation 12 element LFA Yagi for 144MHz made by. Callsign: Loc: QSOs: QSO Points: P/Qso: Bonus Points: Total Points: Best DX: Dist: Power: Ant: Comments: Email: AO: G4CLA: IO92: 300: 43,998: 147: 16500: 60,498. I decided to try using a biquad as a feed on a 24dBi Conifer dish, to see if I could improve the performance of it of the dish. This 2 meter 3 element cubical quad antenna is small, light weight and. Quad Bands Operation 2. 000Mhz ( 430. Configure your laptop for maximum. Only 0 left. A 5 element High Gain, Super-small 144MHz LFA-Q Quad style Yagi. GB 10elm 144MHz Quad. cubical quad antenna calculator Enter center frequency to be calculated for a quad : If you want to use it between 144mHz and 146mHz enter 145 in the mHz box. The webmaster does not read the comments regularly. 5 Spacing 0 Can be trimmed 144 MHz Driven Element for best SWR +B I dl - 11" 118' dia rod I All Dimensions in inches. GB 8elm70cm-8elm144MHz Quad. left, diagonal). A closer view of the 144 MHz halo antenna. The main category is Quad antennas resources that is about quad antenna, how to build a quad antenna for ham radio use. The Yagis were developed by means of NEC optimization and evaluation. A Low-Noise 'Urban' 10 element Plus2 LFA Yagi for 144MHz. 6 Inch FHD IPS 144MHz 1TB 512GB 16GB RTX 2060 6GB Eng-Arb-KB Win 10 Black at best price and offers in KSA at Souq. simple et efficace. 2MXP28, 144-145 MHz $642. G0KSC antenna reviews; G0KSC magazine articles; YAGIS EXPLAINED. This link is listed in our web site directory since Thursday Jul 30 2009, and till today " 144MHz Cubical Quad " has been followed for a total of 5394 times. ROG Swift PG348Q gaming monitor, a 34-inch Ultra-wide QHD (3440 x 1440) curved monitor with a 21:9 aspect ratio for panoramic gaming. Yagi Calculator is a Windows program that also runs well on Linux, Ubuntu 8. At 10 meters, however, ele-ments are much lighter. The Phasing Harness. The high power output of the FT-8900R is produced by its RD70HVF1 Power MOS FET amplifier, with a direct-flow heat sink and thermostatically-controlled cooling fan maintain-. The benefits you get from a curved monitor for your work tasks or your personal movie viewing are multiplied with a curved gaming monitor. Low noise design with highest rank G/T. You can use the free SUWS Web Software Defined Radio (WebSDR) via your PC or Laptop to receive the International Space Station (ISS) and the many amateur radio satellites transmitting in the 145. Best SWR on all frequencies. Low noise design with highest rank G/T. Fashion color screen. Artikelnummer: 5 element 144MHz LFA-Q Super-Gainer Quad Style Yagi Tillgänglighet: Maila för leveranstid. A Turbo Key lets users toggle refresh rates from 60Hz to100Hz on the fly. This calculator is designed to give the vertical length (height) of a particular whip type antenna, or the frequency of it. The entire antenna was weatherproofed with clear acrylic spray paint. 2 lbs and under in total weight. right, circ. All XMC4000 devices are powered by ARM® Cortex®-M4 with a built-in DSP instruction set. We use an interpolation approach. 1x Quad band radio KT-8R. BUILD THE DIPOLE. Icom Ic-705 - $1,691. YAESU FT-8900R 29/50/144/430 MHz FM Transceiver The FT-8900R is a ruggedly-built, high quality Quad Band FM transceiver providing 50 Watts of power output on the 29/50/144 MHz Amateur bands, and 35 Watts on the 430 MHz band. Revised 17th January 2010 V1. This page contains construction details on a 2 metre 144MHz VHF Yagi beam antenna, designed for portable use. The boom could be no longer than 3. 4 GHz Wlan antenna Waveguide type: 40m/80m Lake Eyre Portable: 40m-10m Delta Loop GU3WHN: 40m Coaxial Dipole Antenna aka Double Bazooka, M0EZP: 80-160 metri IK3SSJ: 80 MT Antennas on ARDF: 160m mini portable End Fed Half Wave Tuner, VK5ZVS: 160m mini portable End Fed Half Wave Tuner - MkII, VK5ZVS: A Halo 4 Stack for. It should be remembered when considering its use that the quad, when fed at the bottom gives horizontal polarisation. We choose the top most quality product, which comes with amazing features you’ve never heard before. pour le 430-440MHz. Pull the wire out and away from the rivet. ANTENNA 3 ELEMENTI CUBICAL QUAD 144 MHZ. The antenna had to be packed away in the car after a contest, so some parts of the antenna had to conform. A Portable 144 MHz 4-Element Quad Element spacing for quad antennas found in the literature ranges from 0. Amateur Radio has been a supreme way of communications for many ways of getting. Limit of 2 per customer. 144/220/440MHz Tri-Band Handheld With D-Star & APRS. Discover over 444 of our best selection of reverberator amplifier, antenna uhf vhf, antenna cb, antenna radio on AliExpress. This is a perfect lossless quad element under ideal conditions. 4 GHz Bi-Quad directional antenna. Our results are optimised for gain, but. cubical quad para 144 mhz 4 elementos hecha en casa xe2mvy. 13 dB more gain than a dipole in freespace. The quarter wavelength matching transformer would be 1/4 of that length multiplied by. Dela upp betalningen på 12 månader (räntefritt) 104kr/månad. Phasing harness for Yagi antennias - 144Mhz and 440Mhz Jon Finley The phasing harness allows 2 or more yagis (beam antennia) to be co-phased or bound together as if they were one single much larger antennia. Antennas: VHF/UHF+ Directional (Yagi, quad, etc. 525 mm) diameter T-match sections was 15. Click here to know how. No this antenna doesn't have a brand name, doesn't claim to be a miracle device and isn't supplied with a…. 3:1 @ 144Mhz 1. There are often stories told about how you should stack antennas, also often this is done by. Tram 1154 Black VHF Land Mobile and Ham Radio Magnet 5/8 Wave. A 5 element High Gain, Super-small 144MHz LFA-Q Quad style Yagi. DIRETTIVA 12 EL. The Phasing Harness. Discover our antenna BIG SIGNAL 3BS-2, a design that provides 9,6 dBi of gain at the front. To be combined with a Yagi Uda Antenna or used as is. Note that frequency is measured in Megahertz {MHz} and the total length of each element is measured in feet {ft}. Från 50kr. com VHF UHF SHF antenna Quad 4 elementi 144MHz. The high power output of the FT-8900R is produced by its RD70HVF1 Power MOS FET amplifier, with a direct-flow heat sink and thermostatically-controlled cooling fan maintain-. right, circ. Joined: Nov 13, 2009. Le migliori offerte per Status QUAD: 3/6 StQ 50/144, cubica 3 elementi 50 Mhz e 6 elmenti 144 Mhz sono su eBay Confronta prezzi e caratteristiche di prodotti nuovi e usati Molti articoli con consegna gratis!. To create this article, 16 people, some anonymous, worked to edit and improve it over time. for a number of years I must say it is a good medium sized antenna for 144 MHz, ~4½ m. The idea of DXing via the moon is at once enticing and frightening. Qrp Ham Radio Antenna Spectrum Analyzer 5 Elements All Band Electronic Engineering Coding Morse Code. VHF/UHF Beam Antennas. The boom could be no longer than 3. 1 x QTY KT-8R Radio. A homebrew 2m 144. 2 Meter Yagi Antenna Eme Terrestrial Fm 144 Mhz Low Noise. We do not offer flimsy - shaky Super Light Antennas. Singe coax feed. And thats only at 144 mhz. If it is GAIN you want from a small boom, this is the antenna for you! Wow, Super compact boom!! Rear mount version available contact us for more information. 3 - 6 Months. TC-8900R HYS China, ~Main Features of Quad Bands transceiver TC-8900R 1. Add To Compare. Perfect F/B. TYT CP-06 Programming Cable with Software CD for TYT TH-9800 Mobile Radio Transceiver Black $7. Dela upp betalningen på 6 månader (räntefritt) 179kr/månad. Re: ASUS ROG PG278Q screeen pulsing at 144mhz 2017/12/02 20:52:44 Mine doesn't do that, and I'm the 2nd owner. Premium quality anttennas for two bands. CUBICAL QUAD ANTENNA for 2 meter 144/148 mhz. The 7el 144MHz LFA installed at K3UAZ completed with G0KSC Antenna Balun above the boom The 7el 2m LFA by MW0CXH - Below is the SC6-4-8D Dualband G0KSC (4m/6m) Yagi Peter comments:. It has Turbo key for one-click switching between 60Hz, 120Hz or 144Hz display modes. There is a backlit keypad on the mic for using the radio at night, 800 channels available on the memory and live dual displays, giving the Yaesu some of the best specs on the market. 615 the first signal arrive to french polynesie ant tuamotu archipel, the second signal arrive direct to new caledonia new zealand and AUSTRALIA, and alert propagation is opening to 69 division and america… this from strong signals of the. RF MIXER / MEZCLADOR DE RF Doubly Balanced Mixer MC1496 Mixer Diplexer Dual MOSFET Mixer Microwave Mixers Stripline Quadrature Microwave Mixers High IP3 Mixer +40dBm - IK4AUY 1296 MHz Diode Mixer -. Yaesu of Japan, FT8900R 2 and 6 metre, Quad Band FM transceiver providing 50 Watts of power output on the 29/50/144 MHz Amateur bands, and 35 Watts on the 43. GB Triangular Towers. Wireless transmission can be done by using 433Mhz or 315MHz ASK RF Transmitter and Receiver modules. wikiHow is a "wiki," similar to Wikipedia, which means that many of our articles are co-written by multiple authors. 700 amateur radio topics - 6,000 links & 133 pages - from antennas to zones. The switch in the foreground is for selecting fast/slow decay. Från 50kr. 3 GHz HB9CV 4el Yagi - note the antenna resonant frequency is 2. Needs Help. Stations can now determine their own Tsky and Tearth characteristics, plug in the numbers and better evaluate the performance of their antenna. Find ICOM IC-2300H VHF FM Transceivers IC-2300H and get Free Standard Shipping on orders over $99 at DX Engineering!. The quad "creates gain" by acting like two half-size end-loaded dipoles stacked one above the other with 1/4 wavelength spacing. 0 dBd Gain, Horizontal / Vertical Polarization, and 48 deg Vertical Beamwidth. GB 8elm 144MHz Quad October 14, 2015 No comments Details GB 8elm 144. Awful! 0 - 3 Months. Our low noise amplifiers. This list …. Martin Ehrenfried G8JNJ has equipped the SUWS WebSDR with omni-direction helix antennas for both 144 and 432 MHz which…. Highest rank CROSS - PLUS Yagi antenna for VHF Contests, or EME work. High directivity and high front-to-back ratio. FREE Shipping. Controlled Impedance "Cheap" Antennas Kent WA5VJB's computer optimized 144MHz to 1296MHz antennas with a clever asymmetrical feed. Now it’s time to step it up (just a little bit) and fabricate a bigger antenna. 12el (6H/6V) 144MHz XPOL MAP65 Yagi. I like the output being a more 360 degree or omni directional type of antenna. 1 GHz with Intel® Turbo Boost Technology, 8 MB cache, 4 cores) 8GB DDR4 2666Mhz System Memory (1 Dimm) ; 256 GB PCIe® M. QUAD 144/430MHz57Y 29/50/1 50/430MHz+ 144MHz+ 144MHzs HIGH FT-8900 20W/l O (29MHz) FT-8900H Sow/85 MID 1 ow 20W MID 2 IOW LOW 73,290B Yñ50vv 430Ml-lz asw. 197" (386 mm) long; center-to-center spacing between the driven element and T-match rods was 1. Suggested configurations, approximate costs and operational. · More gain in less boom length than a traditional Yagi. Excellent choice 144 MHz to 146 MHz Low Noise Wideband Yagi Antenna for 2 meter band. FREE Shipping. BTECH 6X2 Dual Band DMR Radio. 12 element (6H/6V) X-polarised LFA Yagi optimised for K1JT's MAP65 software & other EME applications. Regenerative LNA for Loop Antenna - W2IMB. 9 to 1 145mhz 1. Best SWR on all frequencies. You could lengthen the boom slightly an add a 144 Mhz Dipole or J-pole behind the last element (440mhz reflector) and run that element to your 2 meter rig. innovantennas. Controlled Impedance "Cheap" Antennas Kent WA5VJB's computer optimized 144MHz to 1296MHz antennas with a clever asymmetrical feed. About 144MHz Cubical Quad The resource is currently listed in dxzone. The project was to build and test a 2e Quad antenna for 14 MHz, I wanted it to be lightweight and portable.   Description If it is GAIN you want from a small boom, this is the antenna for you! Wow, Super compact boom!! Massive 13. 8wh battery. 144 MHz LNA - AA4AW. 5 × 50) = 75 Ω. First you can taylor it to the needs of your communication (local or DX and optimize it for the frequency you talk on) and to the needs of your environment (make it strong if you live in a harsh one where ice and wind is a problem). Many antennas are based on half-wave dipoles fabricated from wire or tubing. Queste le sue. Fig23—These drawings illustrate the dimensions for the 144-MHz ground-plane antenna. Showing 1-2 of 2 item(s) Relevance. 6dBi from this antenna! Rear mounted 5 element version pictured Another impressive design from G0KSC, 'The Quad has. Modèle Cubical Quad CLASSIQUE- 2el Configuration 2 éléments tri bande Frequence 28-21-14 MHz Bandes 10-15-20 m Triple gamma match un seul coaxial 50 Ohm Puissance max 2 KW pep Gains 9,1 dBi Rapport Av/Ar 37 dB Longueur du boom 2,4m…. Controlled Impedance “Cheap” Antennas Kent WA5VJB’s computer optimized 144MHz to 1296MHz antennas with a clever asymmetrical feed. Best 144 MHz to 146 MHz Wideband Yagi antenna for 2 meter band. php(143) : runtime-created function(1) : eval()'d code(156) : runtime-created. Re: ASUS ROG PG278Q screeen pulsing at 144mhz 2017/12/02 20:52:44 Mine doesn't do that, and I'm the 2nd owner. 8 - 12 éléments. 2db loss 110 euro 70cm band cavity filter version 0. A 2 element High Gain 144MHz LFA-Q Quad Style Yagi. The X-Quad is an improved design of the well known multi element quads. Add To Wishlist. Die 4-Quad-Serie (144MHz) Die 4-Quad-Serie: eine einfache und handliche Antenne z. Review "New Old" Cavity LNA with MGF1303. Back in those days we were restricted to 144 MHZ and higher, unless we had passed a morse test which encouraged a lot of experimentation and operation on 144MHz and the UHF bands. 2 GHz antennas with a transceiver without a built-in triplexer. The Swiss quad was popular for 10 and 6 meter operations. TYT CP-06 Programming Cable with Software CD for TYT TH-9800 Mobile Radio Transceiver Black $7. 5 Ele Quad LFA-Q: Very enjoyable. 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. I have built it many years ago for mobile operation. Verticale de type Slim Jim. A Google search for Swiss Quad antennas turns up a handful of modern examples: IW5EDI, VK4JU, LU7MGP. cubical quad para 144 mhz 4 elementos hecha en casa xe2mvy. Example: The manufacturer recommends that you stack two identical 144MHz yagis 10 feet apart. Each antenna was modeled with 4nec2 singly at 0. BTECH 6X2 Dual Band DMR Radio. 3el Cubical Quad, HPSD 4,21 meter 43tr299. New version Tytera TYT TH-9800 Plus - Quad band with 2 separate VFO for 10, 6, 2 meters and 70cm. Unfortunately the 9 el. A 5 element High Gain, Super-small 144MHz LFA-Q Quad style Yagi. 89 Until 06/30/20: TYT TH9800 Quad Band Mobile $204. 3 GHz GaAs-FET Low Noise MOSFET Power Amplifier Preamplifier - OH3MCK 100 MHz - 450 MHz 250W Power GPS 1. Amplifier 2xBLF177 144 MHz BF981 LNA 14 MHz 25W 2x MOSFET Power 144 MHz Tuned LNA Amplifier - F6BCU 400 MHz to 800 MHz Gain=30dB 28 MHz 80W SSB Power Amplifier LNA BLF246 All-Bands Preselector 88 MHz - 108 MHz 15W FM 1. The mobile Wouxun KG-UV980P, with detachable facade, covers the 4 radio bands 29/50/144 Mhz with 50W and the band 430 Mhz with 40 watts maximum. They feature higher gain and better pattern than former designs, which have been published in DUBUS Technik III. If they are not installed, increase the pipe. DF0MU is the winner of the. The UAV must respond to a voice command from an Air Traffic Control station, such as an Airport Control Tower, and acknowledge the command, from the ATC station, such as: “Flight UAV123 descend to Flight Level 130” with: “Flight UAV123 descending to Flight Level 130”. Från 50kr. I could not locate an example of a computer-generated gain plot (radiation pattern) for the Swiss Quad, so if you know where one exists, please let me know so I can post a hyperlink. 2 pounds (View shipping rates and policies) ASIN: B07RBW68N4. 5 element 144MHz LFA-Q Quad Style Yagi - InnovAntennas InnovAntennas nother impressive design from G0KSC, 'The Quad has been InnovAted!' A Quad-style antenna with full wave length loop elements which provide. Used as a vertical VHF/UHF antenna, the J-Pole has the advantage that it is omnidirectional, has a low angle of radiation, and does not require. LFA, LFA-Q, Quad Yagi, Quad beam, from Innovantennas. 95: TYT TH9800 Quad Band Mobile $204. 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. VHF/UHF Beam Antennas. Jelinek N6VNG. Great deals on Quad Antenna In Ham & Amateur Radio Antennas. Buy Lenovo Legion Y740 Gaming Laptop i7-8750H 15. CONSTRUÇÃO DE UMA ANTENA YAGI MODELO OWA DE 05 ELEMENTOS PARA 144 MHZ, CREDITOS PARA M0UKD, CONSTRUÇÃO PU2OKE RICARDO. the impédance ( résistance in function of the frequency ) is one parameter very important. 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. Part of a wavelength on top and part on the bottom in the form of two loops connected together. Excellent for FM, SSB and satellites. We continually check thousands of prices to show you the best deals. The antenna had to be packed away in the car after a contest, so some parts of the antenna had to conform. Great deals on 144 Mhz Antenna. 04λ Boom Ø 25-30-25 Element Ø 5mm Connector N Power 1000W Pole diameter 30÷50mm Ø (60 opt on request) Weight 2. Radioddity QB25 Pro Quad Band Quad-Standby Mobile Ham Amateur Radio Transceiver Car Truck Vehicle Radio, VHF UHF 25W with Cable & CD + 50W High Gain Quad Band Antenna 3. Shipping Weight: 1. Progettazione e produzione di antenne Quad per uso radioamatoriale. Paul Bock, K4MSG. 95 Free Shipping. BUILD THE DIPOLE. Excellent choice for any competitions on 144 MHz to 145 MHz. High directivity and high front-to-back ratio. If it is GAIN you want from a small boom, this is the antenna for you! Wow, Super compact boom!! Rear mount version available contact us for more information. Twin 13B2 Cushcraft Yagi's Together. I have a 5/8th over 5/8th vertical collinear antenna hanging in a tree at some 30 odd feet high, but I never heard anything on it, except on FM. This is a perfect lossless quad element under ideal conditions. Highest rank CROSS - PLUS Yagi antenna for VHF Contests, or EME work. 3 - 6 Months. Super compact boom!. A closer view of the 144 MHz halo antenna. In the first couple hours of having it up I was able to hear stations I could not hear bef. Turning:2,68m (8. This article has also been viewed 312,412 times. Excellent choice for any competitions on 144 MHz to 145 MHz. Boost your signal with our selection of VHF/UHF beam antennas! 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. 75" diameter boom,center section has. RF MIXER / MEZCLADOR DE RF Doubly Balanced Mixer MC1496 Mixer Diplexer Dual MOSFET Mixer Microwave Mixers Stripline Quadrature Microwave Mixers High IP3 Mixer +40dBm - IK4AUY 1296 MHz Diode Mixer -. A Low-Noise 'Urban' 10 element Plus2 LFA Yagi for 144MHz. Skip to the end of the images gallery. Très robuste, éléments réalisés en tige pleine de 8 mm, boom carré de 30 mm de coté (2 mm d'épaisseur), connexion par vis Inox et fixation des éléments par colliers Stauff. 6' in total length. My run will be about 75′, since I want (need) to run to a ground rod before running into the house. 8elm70cm+6elm144MHz Quad Details GB 8elm70cm+6elm144MHz Quad for mounting Horizontal or Vertical Turning: 1,20m (4ft) Boom:2,05m (6,7ft) Aluminium (2 parts) Gain:11db 70cm Rez 430. Part of a wavelength on top and part on the bottom in the form of two loops connected together. 23 dBi Angle -3dB E/H 34. S=Serial I/O; Q=Quad I/O. 5m, and the spreaders must be retracted for storage. This is a true unbalanced antenna, with a feed. antenna collineare per telefono long range. Loss is a length multiplier, so a 200 ft length would have twice the loss shown above and a 50 ft length would have half the loss. The loop antenna is basically an LC-circuit that has to be tuned to resonance on the desired operating frequency. 04λ Boom Ø 25-30-25 Element Ø 5mm Connector N Power 1000W Pole diameter 30÷50mm Ø (60 opt on request) Weight 2. Turning:2,68m (8. Good for Tropo or EME work. Amplifier 2xBLF177 144 MHz BF981 LNA 14 MHz 25W 2x MOSFET Power 144 MHz Tuned LNA Amplifier - F6BCU 400 MHz to 800 MHz Gain=30dB 28 MHz 80W SSB Power Amplifier LNA BLF246 All-Bands Preselector 88 MHz - 108 MHz 15W FM 1. 1x Dual band antenna. Double Quad Antenna for 1296 MHz This antenna is a medium gain directional antenna for mobile (portable) and base station use. Omen by HP 27 inch Gaming Monitor (Nvidia G-Sync 2560 x 1440 Pixel Quad HD (QHD) 1 ms 165Hz Refresh Rate) - Black LG 32MP58HQ 32 inch IPS Monitor (1920 x 1080, VGA, HDMI, 250 cd/m2, 5 ms) Black Add to Basket. I've never taken part in this, but thought that I might make the effort this year. Comes complete with: 1 Wouxun KG-UV980 P, 1 remote support for the front panel, 1 extension cable for the front panel, 1 microphone with fixing clip, 1 bracket mounting bracket, 1 DC power cable, screw and fuse, manual English. View GB 10elm 144MHz Quad. BIG SIGNAL is a company dedicated to the Radio Amateur sector and especially to the design and manufacture of antennas, based in the Region of Murcia, Spain. This multiplier factor is why you should keep cable installation lengths between radios and antennas as short as practical!. A small VHF/UHF quad antenna. left, diagonal). 5 GHz base frequency, up to 4. It will give a real hop to your signals. When I re-scaled the antenna with EZNEC, the spacing and lengths were calculated out to about five digits. I fitted the beam to a 10m fishing pole (about 2m down from the top) using a couple of cable ties and hauled it up. If we were working with a 40 meter Yagi, the third ele-ment would add a considerable load on the mast and rotator. 1,225 likes · 11 talking about this. 000 MHz and 146/28 with LO of 118. Where profit or commercial gain exists, express permission of G0KSC must be sought. 0:1 @ 146Mhz 2. Construction de qualité avec des matériaux professionnels, fabriquée en Italie par Status Quad. Perfect F/B. 2EL 144MHZ 2M Quad Style Yagi - Shorter than HB9CV just 14cms long HUGE GAIN - EUR 74,11. 118-144 MHz: 2 dBi: Vertical base: 1*dipole: AV1312-2146-174 MHz: 2 dBi: Vertical base: Hybrid quad: PA-13R-18: 2320-2500 MHz: 18 dBi: Flat panel: 4*Hybrid quad. · More gain in less boom length than a traditional Yagi. The LFA-Q Packs a bigger punch than a traditional Yagi with MUCH MORE GAIN per metre of boom If it is GAIN you want from a small boom, this is the antenna for you! Wow, Super compact boom!! Massive 13. The loop by itself is an inductor that has the shape of a closed-loop. Please reduce your quantity or change your pickup store to check stock nearby. 144 MHz Omnidirectional Horizontal Antennas This study in four parts now presents NEC models that compare the expected performance of the halo, turnstile, eggbeater and Big Wheel antennas. The exact length of the cable is important as it's a matching Q section. Each antenna was modeled with 4nec2 singly at 0. Great deals on 144 Mhz Antenna. Intel Core i9-9900K Coffee Lake 8-Core. 5 GHz base frequency, up to 4. Quad 2 element 3 band 10 15 20mt: Quad 2 elementi per 144 Mhz: Quad Swiss Portabel,DH1PLY: Quad 4 elementi per 144 Mhz: Test measure balun, and compare antenna baluns or balums, W8JI: What is Numerical Electromagnetics Code: wire yagi 3 element: Wire Dipole for 7. This link is listed in our web site directory since Thursday Jul 30 2009, and till today "144MHz Cubical Quad" has been followed for a total of 5394 times. Other accessories demo in the picture is not included. The J-Pole antenna is an adaptation of a 1/2 wavelength radiator end fed by a 1/4 wavelength transmission line that was developed as a trailing HF antenna for Zeppelin airships in the 1930s. Tram 1154 Black VHF Land Mobile and Ham Radio Magnet 5/8 Wave. Narrow band. The project was to build and test a 2e Quad antenna for 14 MHz, I wanted it to be lightweight and portable. Be prepared and able to communicate in case of emergency with the largest selection at eBay. The radiating elements are made from high efficiency copper and are carefully phased to provide maximum gain in the horizontal plane. TYT TH-9800 Quad Band Mobile (Newest Version). There is no way that I would be able to cut wires and drill holes to. It was possible to make good contacts over large distances most of the time and 144 MHz openings are not affected by the Sunspot minimum. Why choose a Quad antenna versus a traditional Yagi? · Elements of full wavelength, reaching maximum efficiency in TX / RX. 4v 2000mAh / 14. The Quad element is a stacked system, but the distance between the two parts is to low and the current maxima are to close together. In BIG SIGNAL have the last generation in the design and development of Quad antennas for 144 MHz/2 m. Part of a wavelength on top and part on the bottom in the form of two loops connected together. Only 0 left. innovantennas. Input: HDMI / DisplayPort. From precision power dividers and RF phasing cables to antenna stacking H-frames and T-braces, we have your antenna structure needs covered. I baught the tram driscpne broad band base antenna for use on citizens band radio. 4 GHz 5el PCB Yagi Big Wheel Antenna SG-Lab supplied 2. Excellent choice 144 MHz to 146 MHz Low Noise Wideband Yagi Antenna for 2 meter band. The Yagis were developed by means of NEC optimization and evaluation. Yagi Calculator is a Windows program that also runs well on Linux, Ubuntu 8. Wireless transmission can be done by using 433Mhz or 315MHz ASK RF Transmitter and Receiver modules. We have filter more than 100+ of product to give you top 10 list of best mobile transceiver. This link is listed in our web site directory since Wednesday Jun 17 2015, and till today "4 El. A Low-Noise 'Urban' 10 element Plus2 LFA Yagi for 144MHz. Main characteristics compared to other beam antennas: · Elements of full wavelength, reaching the maximum gain and performance. POWER3, 64-bit, 200 - 450 MHz (as POWER3-II), originally the PowerPC 630. 00/10 So far received 2 votes for a total score of 7. ) This page details several T-match tuners. Fashion color screen. ANTENNA 6 ELEMENTI CUBICAL QUAD 144 MHZ. 5 ELEMENTS YAGI. The caps are optional and are for the prevention of mud dauber nests. If you've been hankering after a Yaesu FT-8900 but couldn't quite justify the outlay then this radio is for you! It covers the 10-,6- and 2-metre amateur bands with 70 cm capability as a bonus, while the wideband receiver section covers 26 to 33 MHz, 47 to 54 MHz, 108 to 180 MHz (with AM mode for airband reception),350 to 512 MHz,and 750 to 950 MHz. Très robuste, éléments réalisés en tige pleine de 8 mm, boom carré de 30 mm de coté (2 mm d'épaisseur), connexion par vis Inox et fixation des éléments par colliers Stauff. Icom IC-705 Update April 2020. 6 inches) long antenna. GB 10elm 144MHz Quad. Key Features 406-470 MHz Specific Frequency, Directional Antenna Pattern, 10. But all is not lost. 4 GHz Quad-Core Processor-CPU Cooler: Cooler Master Hyper 212 EVO 82. 144MHz: 144MHz 4EL HB9CV: HB9CVの2m版です(このアンテナは調整が難しい) 144MHz: 144MHz ボールペン軸ホイップ: 手頃なボールペンの軸をアンテナにした簡単アンテナ: 144MHz: 144MHz MLoop: マグネットループ・アンテナ(おすすめ!) 430MHz: 430MHz GP(オフセット). I like to combine the VHF and Field Day events with camping so my antennas need to be portable. This is a true unbalanced antenna, with a feed. Factors such as the number of elements in the array and the parameters to be optimized (F/B ratio, forward gain, bandwidth, etc), determine the optimum element spacing within this range. 1 GHz with Intel® Turbo Boost Technology, 8 MB cache, 4 cores) 8GB DDR4 2666Mhz System Memory (1 Dimm) ; 256 GB PCIe® M. 4 product ratings 4 product ratings - Diamond Antenna HV7A Quad Band Mobile Antenna (10m/6m/2m/70cm). Net, Steve Katz, WB2WIK, suggested going into business manufacturing them. Quad Band 29/50/144/430 MHZ VHF/UHF FULL, YSK-8900 Separation Kit included in box. This mono-band antenna is deployed on all HF Ham Radio bands on HS4. Folded Dipole Calculator. This is stealth ham radio. 7MHz, 50-54MHz, 144-146MHz, 430-440MHz * Output 50/20/10/5W (29/50/144MHz) 35/20/10/5W (430MHz). Why choose a Quad antenna versus a traditional Yagi? · Elements of full wavelength, reaching maximum efficiency in TX / RX. HL1LUA 오엠님께서. Signal noise ratio. 8kg Wind area 0. The project was to build and test a 2e Quad antenna for 14 MHz, I wanted it to be lightweight and portable. Monoband – Dualband – Triband – Quad/Multiband – HF/VHF. W7GJ EME CAN BE EASY WITH A SMALL STATION! Of course, the suggestions on my "2M EME TIPS" page still apply, but setting up a small or portable station for 2m EME can actually make it quite easy to make contacts, since many of the complexities are avoided. Artikelnummer: 2 element 144MHz LFA-Q Rear Mounting Quad style Yagi Tillgänglighet: Maila för leveranstid. I like the output being a more 360 degree or omni directional type of antenna. That length can be divided by 3 for a delta loop or 4 for a quad style loop. Super compact boom! Add to Wish List Add to Compare. How to make a tubes tester for 6146B / S2001A. X-QUAD-2M X-Quad Antenna for 2m. 7:1 @ 147Mhz 2. Also new 13el. 000 MHz available on a sale. Perfect F/B. GB 8elm70cm+8elm 144MHz Quad. 2 Meter 3 Element Quad Direct coax feed! The Quad antenna, sometimes called the Cubical Quad, is an antenna which is used by many amateur radio operators. Still dreaming of a reasonably priced 1440p 144 mhz. Cheap Quad Band Hf Vhf Uhf Mobile Radio Transceiver From China , Find Complete Details about Cheap Quad Band Hf Vhf Uhf Mobile Radio Transceiver From China,Cheap Hf Transceiver,Hf/vhf/uhf Mobile Radio Transceiver,Hf Transceiver From China from Walkie Talkie Supplier or Manufacturer-Quanzhou Truest Communication Co. About 8 Element Quad for 145 Mhz The resource is currently listed in dxzone. The boom could be no longer than 3. GB 8elm 144MHz Quad. Comes complete with: 1 Wouxun KG-UV980 P, 1 remote support for the front panel, 1 extension cable for the front panel, 1 microphone with fixing clip, 1 bracket mounting bracket, 1 DC power cable, screw and fuse, manual English. X-POL Versions of Any Yagi available upon request - Power Ratings are limited by your Coax, Most antennas can handle Read more Yagis for 144MHz, 145MHz, 146MHz. And the modified DL7KM beam shows 3 layers that bundle the pattern in elevation already. Ham Radio S By Csaba Yo5ofh. To determine the length of the line, use this formula. Cheap Quad Band Hf Vhf Uhf Mobile Radio Transceiver From China , Find Complete Details about Cheap Quad Band Hf Vhf Uhf Mobile Radio Transceiver From China,Cheap Hf Transceiver,Hf/vhf/uhf Mobile Radio Transceiver,Hf Transceiver From China from Walkie Talkie Supplier or Manufacturer-Quanzhou Truest Communication Co. A 5 element High Gain, Super-small 144MHz LFA-Q Quad style Yagi. 5:1 @ 148Mhz I'm going to change this antenna to use a gamma match instead of directly feeding it with coax. 4dB on 144MHz. for a number of years I must say it is a good medium sized antenna for 144 MHz, ~4½ m. A Five-Element Quad Antenna for 2 Meters By Jim Reynante, KD6GLFPO Box 27856San Diego, CA 92198 If your station is located on the fringe of the repeater's coverage area, you've come to the right place. GB Combi 4m/6m Yagi/Quad Antenna; GB 430MHz/144MHz Quad; HF Yagi Antennas; GB 144MHz Quad Antennas; HF Quads; GB 27MHz Yagi/Quad Parts; GB Combi 6m/144MHz Quad; GB HF Verticals; GB Combi 2m/6m/70/23cm Yagi; GB 27MHz Yagi/Quad Antennas; HF Quad Parts-wire; HF Logcel Yagi Antennas; HF Mobile Antennes; GB 430MHz Quads; Towers. This article has also been viewed 312,412 times. Over 800 Memory Channels 3. Claimed scores for 144MHz May Contest (87 scores) An enjoyable contest, score similar to last year's. Your store only has 0 in stock. We do not offer flimsy - shaky Super Light Antennas. Yagi Calculator is a Windows program that also runs well on Linux, Ubuntu 8. Ultra-portable 5ele 144MHz Pocket Portable Yagi Posted on February 13, 2016 Posted in Antenna , Articles 1 Comment Please feel free to build or distribute the information on these antennas. Double it again with the third and fourth Quad rows and you get 16 dbi maximum tops. Posted by DAMeyn (A) on December 16, 2006 at 04:34:20 I'd like to build this antenna (modified cubical quad), but am sort of. The best 10 + 10 elements Yagi antenna with highest possible gain for its length. Other useful information would include your experience with similar products, infomation on a product that you would purchase instead of this one, and so on. Only 10 left in stock - order soon. 2gHz All Mode SDR. In 2019 I have one amateur radio with a digital voice option rather than analogue capability and that is my Icom IC-7100 used at home with D-Star. Good for Tropo or EME work. The Gamma Rod is slid in and out of the Tube to match the driven element to the feed-line. for a number of years I must say it is a good medium sized antenna for 144 MHz, ~4½ m. November 21, 2017 · Looking for a high gain rover beam? This is one reason why the LFA Quad from InnovAntennas must be your choice of antenna! www. 540 inch OD). My intentions were to document the assembly of the Lightning Bolt Quad completely since the Lightning Bolt Antennas website is a little skimpy in that area. 2002 - 2020 i1wqrlinkradio. The IC-7000 incorporates a high-stability master oscillator, providing 0. 7448 micro-architecture family (2. IØJXX di Donzello Rosanna via della Fattoria di Torrenova 36 00133 Roma - Italy ID VAT Code: IT09527381009. There are usually four radials, three being a minimum, but you could use up to six. This is one of the few monitors. Artikelnummer: 5 element 144MHz LFA-Q Super-Gainer Quad Style Yagi Tillgänglighet: Maila för leveranstid. Cooling Device: Cooling device not included - Processor Only. The FG16397 quad-band omnidirectional base station antenna incorporates a collinear design that is enclosed in high density fiberglass, which is covered with a protective ultraviolet inhibiting coating. Lazy H Antenna, Bi-Square, Sterba Curtain, HR, HRS, and USIA Curtain and Bruce Array Antenna Arrays. Follow us on Facebook JETSTREAM JTPS32MAB 30 Amp Power Supply $79. 8elm70cm+6elm144MHz Quad Details GB 8elm70cm+6elm144MHz Quad for mounting Horizontal or Vertical Turning: 1,20m (4ft) Boom:2,05m (6,7ft) Aluminium (2 parts) Gain:11db 70cm Rez 430. A Turbo Key lets users toggle refresh rates from 60Hz to100Hz on the fly. GB Combi 4m/6m Yagi/Quad Antenna; GB 430MHz/144MHz Quad; HF Yagi Antennas; GB 144MHz Quad Antennas; HF Quads; GB 27MHz Yagi/Quad Parts; GB Combi 6m/144MHz Quad; GB HF Verticals; GB Combi 2m/6m/70/23cm Yagi; GB 27MHz Yagi/Quad Antennas; HF Quad Parts-wire; HF Logcel Yagi Antennas; HF Mobile Antennes; GB 430MHz Quads; Towers. Item Length 45 inches, and Item Width 14. Hmm, what to do on a bank holiday Monday? Well, we decided to purchase the aluminium to build a 15m and 10m Yagi about 6 months ago, so it was time to make something of it. A YBN 2-2w built by Thomas, M0ABA Thomas reports to work into GW and DK over 480 k easily using the FT8 digital mode with this small Yagi. ) Product: K1FO FO12 (144MHz) Summary: Rating: Time Owned: Great! Good. Yaesu VX-6R Multi-Band 2M/70CM 5W and 220 1. - offer different advantages, depending on the application. Find great deals for 144 Mhz Antenna Mobile on eBay. High directivity and high front-to-back ratio. MP3, Video and. My intentions were to document the assembly of the Lightning Bolt Quad completely since the Lightning Bolt Antennas website is a little skimpy in that area. It was possible to make good contacts over large distances most of the time and 144 MHz openings are not affected by the Sunspot minimum. S=Serial I/O; Q=Quad I/O. 23 dBi Angle -3dB E/H 34. This list …. A 3 element LFA-Q (Super-rigid Quad-style) Super-Light Quad Style Yagi for 144-146MHz. Page 1 of 2 1 2 Next > curlyjo Supporting Member. Any ham can build for their own use or those of a friend. DIY Modified Cubical Quad by Ethan Funk. 8 element, 41 foot boom, mounted at 87 feet. Cheap Quad Band Hf Vhf Uhf Mobile Radio Transceiver From China , Find Complete Details about Cheap Quad Band Hf Vhf Uhf Mobile Radio Transceiver From China,Cheap Hf Transceiver,Hf/vhf/uhf Mobile Radio Transceiver,Hf Transceiver From China from Walkie Talkie Supplier or Manufacturer-Quanzhou Truest Communication Co. Ahh, the good old quarter wave ground plane! This calculator can be used to design a Quarter Wave Ground Plane antenna, with radials. Yagi Calculator is a Windows program that also runs well on Linux, Ubuntu 8. A phasing harness is basically (2) sections of 75-ohm cable cut to odd quarter wavelengths X velocity factor, transitioning to a 50-ohm cable, which is usually the transmission line. Dela upp betalningen på 3 månader (räntefritt). The solution is to restrict yourself to antennas that are small, invisible or hard to see. 2 VFO's completely independent, the Yaesu FT-8900E can be configured in different ways. BIG SIGNAL is a company dedicated to the Radio Amateur sector and especially to the design and manufacture of antennas, based in the Region of Murcia, Spain. 3:1 @ 144Mhz 1. 20 m vertical. Especially for VHF/UHF satellite systems, which have to be rotatable in compass direction and elevation, X-Quads are an excellent solution due to their short length and lightweight construction. Wind Load at 160km/h 74N. For my delta loop that meant the wire would have to be about 27 1/2” per side. The SM2CEW Radial Plow This webpage i dedicated to amateur radio. Yagi Calculator is a Windows program that also runs well on Linux, Ubuntu 8. A 3 element LFA-Q (Super-rigid Quad-style) Super-Light Quad Style Yagi for 144-146MHz. DK7ZB 430MHz yagis all mounted on Dan's OZ1BEF tower. That means that you shouldn't mount one of these yagis any closer than (10 / 2) = 5 feet above a lower-band antenna such as a 50MHz yagi or HF tribander. #N#The impedance of this antenna is around 300 Ω, so you may want to use a transformer or a λ/4 long piece of 120 Ω coaxial cable to match this impedance to 50 Ω. If you look at the dimensions for the 144 Mhz. right, circ. Great deals on 144 Mhz Antenna. GB 8elm 144MHz Quad. In the first couple hours of having it up I was able to hear stations I could not hear bef. Most ham radios are designed with special hardware that can reach high frequencies. Amateur Radio has been a supreme way of communications for many ways of getting. To be combined with a Yagi Uda Antenna or used as is. The IC-7000 displays power level, SWR, ALC and compression level of the speech compressor. Showing 1-2 of 2 item(s) Relevance. That means that you shouldn't mount one of these yagis any closer than (10 / 2) = 5 feet above a lower-band antenna such as a 50MHz yagi or HF tribander. 95 Free Shipping. I have built it many years ago for mobile operation. The DK7ZB-Quadruple-Quadlong for the 2-m-Band. Discover over 444 of our best selection of reverberator amplifier, antenna uhf vhf, antenna cb, antenna radio on AliExpress. 2 Meter Backpack Quad Antenna by KGØZZ This 2 meter 3 element cubical quad antenna is small, light weight and portable. The Swiss quad was popular for 10 and 6 meter operations. The Yaesu FT-2900R is a rugged MIL-STD 810 rated 2 meter mobile radio that boasts up to 75W of output power on the highest setting. The FG16397 quad-band omnidirectional base station antenna incorporates a collinear design that is enclosed in high density fiberglass, which is covered with a protective ultraviolet inhibiting coating. And SWR Water Problems These all Seem to Have - Duration: 4:00. Quad 4 elementi il guadagno da circa 5,87 dbD ad un valore prossimo ai 10 dbD,con un rapporto F/B attorno ai 20 db ed un'impedenza caratteristica di 50 ohm. (plus/minus fractions) The 2 meter 4 element Quad has 10 dbi. Il s'agit d'une cubical quad 8 éléments VHF. 144 and 432 MHz mixed mode helix antennas 144 MHz prototype helix antenna You can use the free SUWS Web Software Defined Radio (WebSDR) via your PC or Laptop to receive the International Space Station (ISS) and the many amateur radio satellites transmitting in the 145. GB 10elm 144MHz Quad para montaje horizontal o vertical Pasando: 2,20m (7 pies) Boom: 3,80m (12 pies) de aluminio ( 2 piezas) Alambre Quad : Galv 1,6mm (14 #) Alambre dipolo: 1,6mm cobre con PL conector Elementos de fibra de vidrio: 8mm. RE: 2-Meter Homebrew; Hello Alan! Appreciate the article, but was a bit surprised you haven't tried the cheapest, easiest antenna ever devised for a quick get up and go on VHF/UHF.