am antenna1445 links - and 7 categories
Antennas : Helical
- A 16 Turn S-Band Helix
- This design represents the smallest practical antenna for Oscar-13 mode-S. Perfect beacon reception at all times is possible, and acceptable SSB even at 43,000 km range.
[ Hits: 8659 | Votes: 4 | Rating: 7.50 ]
- 13 cm Helix Antenna
- Here is the design of a 2.4 GHz antenna that is ideal for amateur satellite communications. This antenna is easy to assemble because the design itself tolerates inaccuracies in the construction without really affecting performance.
[ Hits: 63677 | Votes: 70 | Rating: 5.82 ]
- Types of multiband antennas
- Types of multi-band antennas for the HF bands, from the horizontal end fed wire, to g5rv, log periodics, trap dipoles, vee beams and rhombic antennas.
[ Hits: 10005 | Votes: 11 | Rating: 6.18 ]
- Cubical Quad Antenna Calculator
- The function of the calculator is to give all of the needed sizing to construct a good 5 element quad antenna for amateur radio use.
[ Hits: 3747 | Votes: 27 | Rating: 4.22 ]
- A Modern Thermocouple Ammeter
- Thermocouple ammeters are very rare these days, but the job they were perfect for - measuring antenna currents - is still a modern requirement especially in respect to groundplane currents. By David A. Reid PA3HBB G0BZF
[ Hits: 2663 | Votes: 2 | Rating: 6.00 ]
- Biquad Antenna Construction
- This page details the construction of a biquad antenna. The biquad antenna is easy to build, and provides a reliable 11dBi gain, with a fairly wide beamwidth.
[ Hits: 9085 | Votes: 19 | Rating: 7.57 ]
- WLAN antenna 2.4 GHz Do-It-Yourself
- A simple homebrew outdoor antenna to 2.4 GHz band.
[ Hits: 136839 | Votes: 173 | Rating: 5.46 ]
- Simple double-quad Antenna
- 2.4 Ghz quad antenna
[ Hits: 43107 | Votes: 25 | Rating: 6.25 ]
- 2.4 Ghz double quad antenna
- An easy to build, compact antenna for wireless lan applications that offers a reasonable amount gain.
[ Hits: 27400 | Votes: 81 | Rating: 5.23 ]
- Kiwa Electronics
- Kiwa Electronics is a company that specializes in accessory equipment for the radio enthusiast. Our products include Filter Modules to improve receiver performance, a High Performance Medium Wave Air Core Loop Antenna for improved broadcast band reception, the Pocket Loop Antenna, the Earth Monitor, BCB Rejection Filter and Broadband and SW Preamps. We also offer numerous performance upgrades for popular receivers.
[ Hits: 2711 | Votes: 4 | Rating: 8.50 ]
- The KO6YD Screwdriver Antenna Memory
- The Screwdriver Antenna Memory (SAM) product is designed to enhance the mobile antenna commonly called the "Screw Driver". It replaces your current control unit and provides an automated memory feature that eliminates the visual coil tuning method commonly used.
[ Hits: 2703 | Votes: 1 | Rating: 10.00 ]
- WA3WSJ antennas
- Field amateur radio equipment. Small, lightweight and stealthy antennas. If you operate in the field or want an invisible antenna, you've found the right place. Apartaments antennas. VBWFPA - Vertical Black Widow Fishing Pole Antenna
[ Hits: 2097 | Votes: 2 | Rating: 10.00 ]
- Australian antenna manufacturer specialise in supplying amateurs with the best quality products. Amateur radio multiband Yagi antennas, balums, cb antennas, dipoles
[ Hits: 2087 | Votes: 9 | Rating: 7.00 ]
- CAL-AV Labs, Inc.
- Cal-av labs, inc. (formerly california avionics laboratories, inc.) manufactures electronic instruments and systems for research and industry. we specialize in radio communications and research/electronic test products. Amateur radio yagi antennas, rotary dipoles, baluns, morse keys.
[ Hits: 1894 | Votes: 0 | Rating: 0.00 ]
- National RF, Inc.
- National rf provides consulting engineer services, and manufactures direction finding antennas, test equipment, communications receiving equipment and adjuncts, satellite antennas, voice amplification and audio equipment.
[ Hits: 644 | Votes: 0 | Rating: 0.00 ]
- KJ6Y's Communications service co
- Antennas and Towers for Amateur Radio
Specializing in installation and maintenance of Tri-Ex and US Towers
[ Hits: 1111 | Votes: 2 | Rating: 5.50 ]
- DDS Data-Communicatie
- Dds data- communication Data and Tele-Communication Solutions: UMTS GSM GPRS Telemetry programmers Adeunis RF systems, antennas, radio transmission modules, oscilloscopes GPS and coax cables dealer in Holland
[ Hits: 857 | Votes: 0 | Rating: 0.00 ]
- Ham radio dealer based in germany offer RF power amplifiers, from Alpin and SPE, antennas, RFI suppression products and GSM GPRS products
[ Hits: 10313 | Votes: 6 | Rating: 7.50 ]
- RadioLabs - Radio, Wireless and Beyond
- Specialize in engineering, design and repair of all rf equipment. Dealer for two way radios, scanners, shortwave radios, wi-fi antennas, wifi amplifiers. Based in Fortuna, California.
[ Hits: 672 | Votes: 5 | Rating: 5.80 ]
- Bob-and-Linda Amateur Radio Catalog
- Antennas, books, cables and connectors, mounts, speakers
[ Hits: 511 | Votes: 1 | Rating: 1.00 ]
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