|
Search
|
 |
VHF UHF
antennas for vhf and uhf radio bands
(Featuring 253 links)
|
Additional Categories
Site listings
Most Popular
- Cheap VHF/UHF Antennas
- Cheap Yagi Antennas for VHF/UHF
- VHF/UHF Yagi Antenna Design
- Design your vhf yagi antenna online, a JavaScript enhanced web page that implements the design of an antenna in the VHF, UHF by K7MEM
- A 146 Mhz J-Pole Antenna
- A 2 meter (146 Mhz) J-Pole antenna that is inexpensive, and easy to build.
- Antennas for HF mobile operation
- The following description should give you guidance on how to build a mobile antenna for HF bands yourself, using a very cheap CB-mobile whip antenna base. Antennas for mobile operation 7Mhz ,10Mhz, 14Mhz, 18Mhz, 21Mhz, 24Mhz,28-430Mhz
- Simple j-pole antenna for 2 meter
- how to build a J-pole antenna for 2 meter band with many photos ecc.
- A J-Pole for 2-meters and 70-cm
- An Easy Dual-Band VHF/UHF Antenna from QST September 1994
- The Copper cactus antenna
- Copper Cactus multiband J-Pole antenna
- Folded Dipoles for VHF/UHF Yagis
- Make your own VHF/UHF folded dipoles from aluminium tubing
- Cubic Quad
- The cubic quad is a very popular way to get reasonably high gain and excellent front to back ratios as well as low angles of radiation for without going to extreme heights. Includes design for 2 6 10 12 15 meter bands
- VHF/UHF Long Yagi Workshop
- Yagi plans and notes for 6m, 2m, 70cm and 23cm
- Slim-Jim 2m Antenna
- Drawing and assembling instruciton for Slim-Jim 2m Antenna
- 6dB colinear VHF antenna
- Building details of a VHF colinear antenna with 6 db gain
- Build a bazooka dipole
- Build Your Own Bazooka Dipole: A VHF/UHF vertical dipole made from coax
- 2 Meter J-pole from 450-Ohm Ladder Line
- Great first time J-pole project. Covers most of the basics. This small and thin design also makes it good for several stealth applications.
- KB1DIG's 2 Meter Antenna Design Gallery
- Home-brew antenna designs for VHF. 2-meter colinears, 2-meter Halo, and 6-meter Halo
- 9 element yagi for 2 meters band
- A simple design of a 9 elem. yagi antenna for 2 meters band
- Home Brew VHF UHF dual band antenna
- Contructing precedure and tune up of a dual band mobile antenna. This antenna is just a 1/4 wavelength resonator for both UHF and VHF band. It provides no GAIN as compared to other multi-section design.
- 7 Elements YAGI for 144 Mhz
- The QM7 antenna is a simple 7 elements Yagi with 3.7 m boom length for the lower 144 MHz
SSB/MGM band, in PDF Format
- 43 element Yagi for 2 mt.
- 43 Element Yagi for 144.200 MHz by VE7BQH
- 5/8 Collinear antenna
- A 5/8 wave stacked j-pole antenna plan
- 2 meter Quagi 97
- Dimensions and plan to build a W5UN EME quagi antenna
- 70 cm ATV Antennas
- Home made antennas, ATV stuff, 70 cm antennas, helix antennas and a lot of intresting pictures to view
- Cutting Jig for VHF/UHF yagi elements
- If you want a top-performance VHF/UHF Long Yagi, you will probably have to build it yourself.
- 2 x 5 delta loop
- VHF horizontal stack 2 x 5 elements delta loop
- A dipole for 6 meters band
- Six meters band dipole horizontal or vertical
- Satellite tracking antenna
- A rugged motorized satellite antenna tracking system for construction by the home handyman
- A portable 2-element VHF yagi
- Build a portable VHF yagi antenna for 2 meters. All you need is two rabbit ear antennas from Radio Shack, two CATV baluns, four feet of 3/4 CPVC pipe with one tee.
- 2 Meters Bicycle Antenna
- 2 Meter Antenna for Bicycle Mobile Operation
- J-Pole Antennas for 2 Meters
- This paper describes two types of 2 meter J-Pole antennas, one made of copper pipe and a roll-up J-pole made of TV twin lead. The figures give the details of the dimensions, components and construction.
- 144-430 portable j-pole antenna
- A portable dual band j-pole antenna
- 8 Element Quad for 145 Mhz
- 8 elements quad antenna for 2 meters band, centered on 145 Mhz
- Inexpensive GPS mobile Antenna
- An inexpensive external GPS antenna, for 1.5 GHz band for GPS receiver, If you operate APRS or just need an external antenna for your GPS receiver, here’s one that is easy to build yet offers surprisingly good performance in a compact size. Best of all, it uses commonly available components and materials.
- BVO2 Yagis
- Yagi beam plans for 144MHz band
- Build a 2 Meter, 5/4 Wave Antenna
- This antenna is unique in that it is enclosed entirely in 3/4" PVC
- Antenna elevator system for amateur satellites
- Smart homebrew antenna-ELEVATOR system with linear actuator. The actuator is a cheap and heavy tool with high enough torque, ideal for elevation systems, but in practice it needs quite an effort in order to operate correctly in your homebrew antenna system. This page inform you of the actuator's secrets.
- 1270Mhz Yagi Antenna
- Build your own antenna for the 23cm band ( 1250Mhz - 1280Mc ) using some aluminium and this simple design.
- 2 Elements HB9CV
- 2 meters band HB9CV antenna
- Quadrafilar Helix Antenna
- Quadrafilar Helix antenna for 137 Mhz
- Vertical antenna for 2 mt and 70cm
- How to Build a Dual-Band Antenna for 2M/70cm
- M3FVB VHF 8db collinear
- Build a 2m 8db collinear for portable use
- Copper J-Pole Antennas
- Conejo Valley Amateur Radio Club, article edited by Rory Eikland, KG6HCU and Ken Larson, KJ6RZ, they have had excellent experience building and using J-Pole antennas, and share their experience on planning VHF and UHF Jpole antennas.
- Build A 9dB, 70cm Collinear Antenna
- 70cm, Collinear Antenna From Coax
- A turnstile antenna for 2-meter ARDF
- Antenna design for use with hidden transmitters on international-rules ARDF events
- 2 meter slim jim copper tubing antenna
- 2 meters copper tube antenna, tested with an Icom IC-V8000
- G4CQM Homebrew VHF Yagi antennas
- Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis
- Helix antenna for 2 meters
- Plan of a helix antenna for 2 meter satellite use by VK5ZAI
- W1GHZ Microwave Antenna Book
- The W1GHZ Online Microwave Antenna Book online
- The 2-Element-HB9CV-Beam
- The HB9CV-Beam is a 2-Element-Yagi with two driven elements and was introduced by Rudolf Baumgartner, HB9CV in the 1950ies. The Beam is a coax-feeded version of the ZL-Special
Construction by DK7ZB for 2m, 6m and 10m
- IK1ZYW Vertical antenna
- A vertical antenna for stationary-mobile HF-VHF operation. It works on 2-6-10 and 12 meters band.
- The Little Stick Antenna
- The Little Stick antenna is an aluminium version of the Vertical Bazooka design which was made from coax.
Alphabetical
- Antenna elevator system for amateur satellites
- Smart homebrew antenna-ELEVATOR system with linear actuator. The actuator is a cheap and heavy tool with high enough torque, ideal for elevation systems, but in practice it needs quite an effort in order to operate correctly in your homebrew antenna system. This page inform you of the actuator's secrets.
[Hits: 8478 | Votes: 31 | Rating: 8.27] - Antenne Topfkreis
- A simple vertical antenna for 70 cm band
[Hits: 155 | Votes: 0 | Rating: 0.00] - Antenne VHF TOPFKREIS
- A HB9BBN VHF antenna by F5KIN
[Hits: 482 | Votes: 4 | Rating: 8.50] - ATV aerials on 13 cms
- Antennas for ATV on 30 cms
[Hits: 801 | Votes: 2 | Rating: 5.50] - Bazooka dipole for 70 cm band
- Here is a very simple 70cms dipole from Harald PD2HFE, which uses a single piece of
RG-213 coaxial cable 34 cms in length.
[Hits: 4026 | Votes: 3 | Rating: 5.00] - Big Wheel 144 MHz
- Antenna shots from Barry VK3BJM
[Hits: 640 | Votes: 1 | Rating: 3.00] - Big Wheel Antenna for 70cm
- A Big Wheel Antenna for the 70cm Band by Eugen Berberich, DL8ZX
[Hits: 655 | Votes: 1 | Rating: 6.00] - BiQuad 144/430 MHz
- A vertically polarized broadside and collinear array by KE4UYP
[Hits: 168 | Votes: 0 | Rating: 0.00] - BiQuad Antenna for 144/440
- This is a vertically polarized Broadside and Collinear Array each Loop is a vertically polarized Broadside Array both the right and the left side of the Loop is a bent 1/2 wave dipole working 180 degrees out of phase with the other one and that gives you 4.15dbi of gain by KE4UYP
[Hits: 2881 | Votes: 2 | Rating: 9.00] - Build a 2 Meter DDRR for Mobile
- W5GVE article on homebrewing a 144 MHz DDRR antenna for mobile use
[Hits: 449 | Votes: 1 | Rating: 1.00] - Build a 2 Meter, 5/4 Wave Antenna
- This antenna is unique in that it is enclosed entirely in 3/4" PVC
[Hits: 8615 | Votes: 3 | Rating: 6.00] - Build a 2 Meter, 5/4 Wave Antenna
- N1HFX project to build a 144 mhz vertical antenna
[Hits: 728 | Votes: 3 | Rating: 6.00] - Build A 9dB, 70cm Collinear Antenna
- 70cm, Collinear Antenna From Coax
[Hits: 6912 | Votes: 17 | Rating: 7.06] - Build a hanging dipole for 2 metres
- Described here is a simple omni-directional, vertically-polarized dipole for two meters. Made from coaxial cable, it can be rolled up and stored in a small container
[Hits: 2829 | Votes: 2 | Rating: 7.50] - Build a hanging dipole for two metres
- Described here is a simple omnidirectional, vertically-polarised dipole for two metres
[Hits: 1216 | Votes: 1 | Rating: 7.00] - Build an antenna for 23 cm band
- Building an omnidirectionnal antenna for the 23 cm band, 1240 - 1270 Mhz
[Hits: 361 | Votes: 1 | Rating: 8.00] - Building VHF antennas
- An article with notes on home-brewing a 2 meter yagi antenna, a 70 CM "potato masher" and a 70 cm yagi antenna
[Hits: 1432 | Votes: 0 | Rating: 0.00] - Builds a 2m Yagi from Recycled Trash
- 2m Yagi built from parts found in the trash by N0EQ
[Hits: 172 | Votes: 0 | Rating: 0.00] - BVO2 Yagis
- Yagi beam plans for 144MHz band
[Hits: 8744 | Votes: 11 | Rating: 5.55] - BVO70 Yagis by DJ9BV
- The latest and best yagi beams for 432MHz tested and optimized with NEC
[Hits: 3974 | Votes: 25 | Rating: 4.73] - Circularly-Polarized FM Broadcast Antenna
- A Circularly-Polarized Commercial-Style FM Broadcast Antenna
[Hits: 1067 | Votes: 0 | Rating: 0.00] - Common vhf amateur radio antennas
- Plans and drawings of common amateur radio antennas, like jpoles, copper cactus, super jpole, omnidirectionals and quads
[Hits: 1083 | Votes: 1 | Rating: 8.00] - Controlled impedance cheap VHF UHF Antennas
- Cheap UHF antenna plans for 2 meters and up including 421 1296 and 902 Mhz by WA5VJB
[Hits: 237 | Votes: 0 | Rating: 0.00] - Copper Cactus Dual-Band
- Copper Cactus Dual-Band Super J-Pole Antenna Project
2 meter 70 Cm Home brew antenna
[Hits: 1410 | Votes: 2 | Rating: 9.50] - Copper Cactus J pole 2 metter 70 Cm dualband
- Homebrew j-pole 2mt 70 cm antenna project. Make it cheap.
[Hits: 3162 | Votes: 10 | Rating: 5.70] - Copper Cactus J-pole VHF antenna
- Copper cactus dual-band super J-pole antenna project for 2 meters and 70 cm
[Hits: 2672 | Votes: 2 | Rating: 5.50] - Copper Cactus Single Coax Feed
- Single Coax Feed to Multi-Band Copper Cactus Antenna.
[Hits: 620 | Votes: 0 | Rating: 0.00] - Copper J-Pole Antennas
- Conejo Valley Amateur Radio Club, article edited by Rory Eikland, KG6HCU and Ken Larson, KJ6RZ, they have had excellent experience building and using J-Pole antennas, and share their experience on planning VHF and UHF Jpole antennas.
[Hits: 7143 | Votes: 10 | Rating: 6.51] - Cross-Yagi antennas
- For two purposes a Cross-Yagi can be useful Satellite work or if you need both vertical and horizontal polarization for terrestrial contacts
[Hits: 1576 | Votes: 2 | Rating: 9.00] - CSVHFS Antenna Gain Measurements
- The Central States VHF Society has conducted Antenna Gain Measurements since its inception in 1967. Comparisons between commercial and homebrew antennas, between different homebrew designs, and between different commercial designs. Mostly VHF UHF and up antennas.
[Hits: 708 | Votes: 1 | Rating: 10.00] - Cubical quad for 144MHz
- An 8 elements cubical quad for 2 meter band
[Hits: 575 | Votes: 1 | Rating: 8.00] - Design your Own Super J Pole
- a Javascript for calculating the lengths of tubing to be used for the construction of a Super J-Pole.
[Hits: 4049 | Votes: 8 | Rating: 6.25] - DF Antenna for 2 meters
- Direction Finding (DF or Fox) hunts antenna for 144 Mhz
[Hits: 570 | Votes: 0 | Rating: 0.00] - DF9CY 11 Element for 432 MHz
- A short good performing antenna for 70cm
[Hits: 210 | Votes: 0 | Rating: 0.00] - Direct Fed VHF Yagi antennas
- W5TX direct fed VHF Yagi antenna designs
[Hits: 74 | Votes: 0 | Rating: 0.00] - DK7ZB 144 mhz Yagis
- High gain, good pattern and acceptable bandwidth. These aims can be realized with a radiation-resistance of 25-35Ohms, because the 28-Ohm-feedpoint is very simple to match.
[Hits: 869 | Votes: 3 | Rating: 8.33] - DK7ZB Yagi revisited
- A 4 yagi beam VHF antenna made with PVC easy to carry in a backpack for portable operations
[Hits: 69 | Votes: 0 | Rating: 0.00] - Dualband J-Pole antenna
- A VHF / UHF J-pole vertical antenna de ON6MU
[Hits: 661 | Votes: 2 | Rating: 5.50] - EME Antennas
- EME activity at W7IUV
[Hits: 847 | Votes: 1 | Rating: 10.00] - EME stackable 9el 144MHz LFA Yagi
- High Gain Low Noise 9el 144MHZ LFA Yagi. Flat SWR and no matching required. Very low temperature see lowest Ta on VE7BQH list ofr this size!
[Hits: 98 | Votes: 0 | Rating: 0.00] - Emergency J-Pole VHF/UHF Flexible Antenna
- This is a flexible antenna that is easy to build, inexpensive and very handy to have in your emergency communications kit.
[Hits: 2563 | Votes: 4 | Rating: 4.75] - Experiments with a Moxon Rectangle antenna
- An easy to build moxon antenna for portable use.
A Moxon Rectangle is a two element beam, where both elements are folded towards eachother.
[Hits: 1986 | Votes: 3 | Rating: 7.67] - EZ-Lindenblad Antenna for 2 Meters
- This easy to build antenna works well for satellite or terrestrial communication, horizontal or vertically polarized by Anthony Monteiro, AA2TX QST Article
[Hits: 2127 | Votes: 5 | Rating: 8.80] - F5KEE Quagi 8 elements
- An 8 element quagi antenna for 2 meters band, with pictures and diagrams, in french
[Hits: 1588 | Votes: 4 | Rating: 9.25] - FBK 2/70 portable coax antenna
- A small antenna for 2m and 70cm
[Hits: 1402 | Votes: 1 | Rating: 8.00] - Flat plate aerial for 23 cm
- This is a simplified design for /P aerials yet offers about a +12dBd gain on 23 cm
[Hits: 483 | Votes: 0 | Rating: 0.00] - FM Transmitting Antenna
- The antenna system about to be described here is a superset of the classic "J-Pole" design, a 4-bay J-Pole antenna
[Hits: 598 | Votes: 0 | Rating: 0.00] - Folding J-Pole Antenna
- Also known as the Backpacker's Delight Antenna. This Folding J Pole Antenna is the original design of Mike Heiler KAŘZLG and was featured on the Front Cover of the March 2005 QST Magazine.
[Hits: 3013 | Votes: 11 | Rating: 8.55] - Four over Four for 144MHz
- This article describes the 144MHz horizontally polarised antenna at VK1OD in November 2008.
The antenna uses two identical four element arrays that were constructed around 1970
[Hits: 360 | Votes: 0 | Rating: 0.00] - G0FTD's experimental INDiX antenna
- This antenna is meant to be hung indoors within a window frame for those who can't get an outdoor antenna erected. Plan include dimensions for 50mhz 70Mhz and 144Mhz
[Hits: 498 | Votes: 2 | Rating: 8.00] - G4CQM Homebrew VHF Yagi antennas
- Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis
[Hits: 5928 | Votes: 37 | Rating: 8.39] - Generic 2 Meter J-Pole antenna
- Here's an antenna that you can take with you. This is made from cheap flat 300 ohm TV antenna wire.
[Hits: 2277 | Votes: 3 | Rating: 9.33] - HB9CV antenna for 70 cm
- An HB9CV antenna for the 70 cm band in french
[Hits: 512 | Votes: 4 | Rating: 7.00] - HB9RU/MTN Beam antenna
- The 2 meters version of the HB9RU antenna in german
[Hits: 710 | Votes: 5 | Rating: 2.60] - Helix antenna for 435MHz
- homebrew an helix antenna for 435 MHz by VE2ZAZ
[Hits: 189 | Votes: 1 | Rating: 3.00] - Helix antenna for 2 meters
- Plan of a helix antenna for 2 meter satellite use by VK5ZAI
[Hits: 5240 | Votes: 4 | Rating: 2.00] - High gain vertical antenna for UHF
- How to build a high gain vertical antenna for the UHF amateur or CB Bands, by radio experimenters handbook
[Hits: 208 | Votes: 0 | Rating: 0.00] - Hombrew 23 cm antennas
- Homebrewing antennas for 23 cms
[Hits: 647 | Votes: 2 | Rating: 5.00] - Home made UHF Yagi Antennas
- ON6MU Optimized 10 and 6 and 4 element UHF Yagi Antenna
[Hits: 635 | Votes: 3 | Rating: 6.67] - Homebrew a dual band antenna for handhelds
- A project by DL5DBM for a VHF UHF antenna suitable for handheld transceivers
[Hits: 507 | Votes: 1 | Rating: 5.00] - How to make an HB9CV
- A two meter version of the HB9CV beam antenna at G3VRE
[Hits: 944 | Votes: 2 | Rating: 2.50] - IK1ZYW Vertical antenna
- A vertical antenna for stationary-mobile HF-VHF operation. It works on 2-6-10 and 12 meters band.
[Hits: 4941 | Votes: 4 | Rating: 4.50] - Inexpensive GPS mobile Antenna
- An inexpensive external GPS antenna, for 1.5 GHz band for GPS receiver, If you operate APRS or just need an external antenna for your GPS receiver, here’s one that is easy to build yet offers surprisingly good performance in a compact size. Best of all, it uses commonly available components and materials.
[Hits: 9247 | Votes: 6 | Rating: 6.67] - J Beam antenna for 2 meters and up
- Article by Ed Bathgate, N3SDO as published in CQ VHF Magazine July, 1988
[Hits: 905 | Votes: 0 | Rating: 0.00] - J Pole Antenna
- Dual Band (2 Meter/70 cm) Solid Aluminum J-Pole
[Hits: 1848 | Votes: 3 | Rating: 9.67] - J-Pole Antenna for your Packet Radio Station
- Yo5ofh j-pole antenna plans for 2 and 6 meters
[Hits: 1856 | Votes: 0 | Rating: 0.00] - J-Pole Antennas for 2 Meters
- This paper describes two types of 2 meter J-Pole antennas, one made of copper pipe and a roll-up J-pole made of TV twin lead. The figures give the details of the dimensions, components and construction.
[Hits: 10487 | Votes: 3 | Rating: 8.00] - K7TJO copper pipe hentenna
- Hentenna calculations and resources. Copper tubing / pipe with javascript calculator. Rectangular loop with matching section.
[Hits: 2285 | Votes: 7 | Rating: 8.57] - KG0ZP Copper Cactus Antenna
- The antenna may be built as a Mono-Bander, Duo-Bander, Tri-Bander, Quad-Bander or whatever with great success. Dimensions for 52 146 223 435 912 and 1265 Mhz
[Hits: 1430 | Votes: 5 | Rating: 8.80] - Linear Loaded mobile antenna
- A vertical linear loaded antenna for 2 meters band in italian
[Hits: 1103 | Votes: 1 | Rating: 6.00] - M3FVB 2 meter quad
- Photos and building procedure for a home brew 2 elements Quad for 144 mhz.
[Hits: 3019 | Votes: 2 | Rating: 8.50] - M3FVB VHF 8db collinear
- Build a 2m 8db collinear for portable use
[Hits: 7362 | Votes: 3 | Rating: 6.67] - Moxon antenna for 432 Mhz
- A practical example of how to build a moxon antenna for the 70 cm by SM5JAB
[Hits: 776 | Votes: 0 | Rating: 0.00] - Moxon for 144 Mhz
- A vhf moxon antenna plan
[Hits: 1628 | Votes: 4 | Rating: 5.00] - N6TWW 2 meter Halo
- 2 Meter Halo Antenna by Mike Fedler N6TWW
Including descriptions so you can build your own
[Hits: 717 | Votes: 2 | Rating: 10.00] - OCF 2-Meter Sleeve Dipole Antenna
updated
- A 144 MHz dipole antenna made from coax, PVC pipe, and aluminum foil tape
[Hits: 138 | Votes: 2 | Rating: 9.00] - Omni-Gain Vertical Collinear Antenna
- This rugged antenna, an omnidirectional collinear, is capable of surviving harsh environments. It's a good choice for repeater installations and can be top, or side mounted to the tower by WA6SVT
[Hits: 3063 | Votes: 2 | Rating: 5.00] - Packet Radio Antennas
- What kind of antenna do you use for Packet? KA1FSB gives a few suggestions on locating best antenna for your packet radio needs
[Hits: 265 | Votes: 0 | Rating: 0.00] - Parabolic Discone antenna
- This is the highest gain omni design the world may ever know having wide bandwidth
[Hits: 1359 | Votes: 2 | Rating: 9.00] - Parasitic Antenna for 70cm
- A Parasitic Lindenblad Antenna for 70cm
[Hits: 457 | Votes: 2 | Rating: 5.50] - Patch antenna for APT
- The patch, or microstrip, antenna has become a common workhorse for the microwave spectrum from about 1 GHz to tens of GHz.
This type of antenna consists of two conducting layers separated by a dielectric to form an
extended capacitor by WlHDX
[Hits: 236 | Votes: 0 | Rating: 0.00] - Portable 4 element Quad
- 144 Mhz portable 4 elements quand antenna by N1LO
[Hits: 226 | Votes: 0 | Rating: 0.00] - Portable 70cm Quadruple Quad Beam
- A suitable high gain 70cms antenna for SOTA operation was sought that did not have the drawbacks of a long Yagi antenna, principally a narrow beamwidth and bandwidth.
[Hits: 633 | Votes: 0 | Rating: 0.00] - Portable ladder line J-pole
- A portable j-pole antenna for 2 meters band made simply with a ladder line and feeded with RG-58 coax
[Hits: 1310 | Votes: 2 | Rating: 7.00] - Portable UHF VHF HF Antenna
- Lightweight Portable UHF/VHF/HF Antenna by KC2LTX
[Hits: 394 | Votes: 1 | Rating: 5.00] - Portable yagi antennas
- A 3 and 5 element portable yagi antennas for 2 meter band
[Hits: 2643 | Votes: 1 | Rating: 5.00] - Portable Yagi for 144MHz
- Simple 7 element Yagi is ideal for portable operation.
[Hits: 3574 | Votes: 5 | Rating: 7.80] - QM5 Yagi for 2 meters band
- The QM5 antenna is a simple 5 elements Yagi with 1.88 m boom length for the lower 144 MHz SSB/MGM band, I used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 9.17 dBd; i.e. 11.3 dB forward gain over the isotropic radiator, while the F/R is about 11.5 dB. Elements
[Hits: 3447 | Votes: 0 | Rating: 0.00] - QM7 7 elements 144 MHz Yagi-Uda Antenna
- The QM7 antenna is a simple 7 elements Yagi with 3.70 m boom length for the lower 144 MHz SSB/MGM band, used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 11.35 dBd; i.e. 13.5 dB forward gain over the isotropic radiator, while the F/R is about 12.5 dB
[Hits: 3560 | Votes: 10 | Rating: 5.00] - Quad and ModQuad Antenna
- Some thoughts on a "hardware-store special" 2-meter quad, and a modified quad for 2 or 10 meters by K3MT
[Hits: 3134 | Votes: 1 | Rating: 2.00] - Quad Antenna for 144 Mhz
- A VHF Quad antenna for teh two meters band in italian
[Hits: 1518 | Votes: 6 | Rating: 7.83] - Quadrafilar Helix Antenna
- Quadrafilar Helix antenna for 137 Mhz
[Hits: 7634 | Votes: 30 | Rating: 4.75] - Quadrafilar Helix antenna for 436 Mhz
- This is an antenna that author just built. Was intend for receiving the AO-27 downlink (at 436.800 +/- doppler). It is built with right hand circular polarization, and the gain is supposed to be in the neighborhood of 3 DB.
[Hits: 1140 | Votes: 0 | Rating: 0.00] - Quagi and Yagi on 2 Meters
- Designing quagi and yagi antennas on 2 Meters, some preliminary notes by Cebik, W4RNL
[Hits: 1910 | Votes: 1 | Rating: 1.00] - Quagi antenna for 144 Mhz
- A modified W5UN Quagi design optimized for 144.050 Mhz
[Hits: 1910 | Votes: 4 | Rating: 2.50] - Quarter Wave Wire GP antenna
- A 1/4 Wave GP antenna for 146-225-445 Mhz
[Hits: 1084 | Votes: 3 | Rating: 7.00] - Quarter Wave with radials
- VHF quarter wave antenna mainly for scanner usage, The quarter wave antenna is an easily designed and constructed antenna for whatever frequency you want, although with the following design, you may to limit it to the VHF and UHF bands due to the physical size.
[Hits: 4401 | Votes: 5 | Rating: 7.20] - Roll-up & Copper JPole antennas
- Roll-up and Copper Pipe J-Pole Antennas for 144 Mhz.
[Hits: 3019 | Votes: 0 | Rating: 0.00] - Shortened antennas
- Drawings of shortened antenna for indoor usage, using short pvc tubes for 2 , 20 and 40 Mhz by f1rfm
[Hits: 2678 | Votes: 0 | Rating: 0.00] - Shrunken Quad
- VHF quad antenna for transmitter hunting.
[Hits: 1464 | Votes: 0 | Rating: 0.00]
|
|
