rf antenna372 links - and 1 categories
Antennas : 20M : 20 meter Dipole Antennas
- Compact 20m Dipole Antenna
- Only 2x 10ft wide, performance similar to full-size dipole, covers whole band with SWR better than 1:1.2.
[ Hits: 388 | Votes: 0 | Rating: 0.00 ]
- 4m Slim Jim Antenna
- This 4m Slim Jim Antenna is cheap and easy to build yet it greatly out performs the more usual dipole due to its low angle of radiation. An SWR of 1:1 is obtainable across the 4m ham radio FM band with a simple adjustment.
[ Hits: 1519 | Votes: 2 | Rating: 5.50 ]
- Fractal beam antenna for 14 MHz
- A beam fractal antenna for 20 meters band
[ Hits: 1689 | Votes: 2 | Rating: 9.50 ]
- HB9CV antenna
- An high performance directional antenna plan with dimensions for 40 to 10 mt bands
[ Hits: 1137 | Votes: 6 | Rating: 4.00 ]
- A Multi-band HF loop antenna
- The multi band HF loop antenna, a good performer on 80 and 40-10 meters. This excellent article covers all aspects of designing a resonant loop antenna, examining gain and radiation patterns, and describing practical notes on how to build this antenna.
[ Hits: 7474 | Votes: 18 | Rating: 6.98 ]
- Ferrite Rod Antenna
- Ferrite rod antenna or aerial, a form of RF antenna that is widely used in RFID and transistor radio applications.
[ Hits: 1085 | Votes: 2 | Rating: 5.00 ]
- Horn antenna
- An overview of the basics of the horn antenna used in RF microwave applications.
[ Hits: 385 | Votes: 0 | Rating: 0.00 ]
- 13cm Loop Yagi
- A 13 cm loop yagi antenna made from key rings
[ Hits: 731 | Votes: 5 | Rating: 5.80 ]
- The W3EDP Antenna
- A wire antenna feeded with an unsymmetrical feed and a 1:4 balun can be tuned from 6 to 80 meters band but can be noisier than a dipole and cause RF in the shack
[ Hits: 333 | Votes: 0 | Rating: 0.00 ]
- Cookie Cantenna Wi-Fi
- Make a cheap, portable, high performance (15-18 db) directional antenna out of commonly available parts that can be purchased in most grocery and hardware stores.
[ Hits: 5785 | Votes: 3 | Rating: 10.00 ]
- WiFi Helical Antenna Design
- DIY a Wi-FI Helical Antenna for better performances, a project by PA0HOO i Dutch end English
[ Hits: 1202 | Votes: 4 | Rating: 4.50 ]
- High Performance Yagis for UHF VHF
- High-Performance Yagis for 144, 222 and 432 MHz
[ Hits: 1929 | Votes: 2 | Rating: 7.50 ]
- YO9IRF Personal Blog
- YO9IRF interested in homebrewing radio equipment, antennas, DX contacts and SDR transcievers.
[ Hits: 314 | Votes: 9 | Rating: 7.11 ]
- Pro-cell Co., Ltd was established in 1995 to produce and develop wireless components. In the beginning stage, we concentrated on producing GSM antennas, now produce Commercial- RFID, GSM UMTS GPRS LTE WLAN Wi-Fi Wi-Max, PMR & Tetra antennas
[ Hits: 72 | Votes: 0 | Rating: 0.00 ]
- CG Antenna
- CG Antenna is a HF radio communication solution manufactory based in China produce automatic antenna tuners, and digital radio interfaces.
[ Hits: 568 | Votes: 1 | Rating: 1.00 ]
- Aaronia AG - Spectrum Analyzers
- Handheld RF Spectrum Analyzer, EMC & Pre-Compliance Antennas, USB Analysers, Near Field Probes, EMF Shieldings
[ Hits: 199 | Votes: 1 | Rating: 10.00 ]
- A Homebrew Antenna used for RFI Direction Finding
- How to homemade antenna to be used with a handheld on the aircraft band to locate noise sources
[ Hits: 211 | Votes: 0 | Rating: 0.00 ]
- Antenna RFI Problems
- Antenna problems, eliminating RFI while in Cars mobile operations
[ Hits: 320 | Votes: 1 | Rating: 10.00 ]
- Antenna Scope
- Do you want to measure antenna impedance at resonance? With
this Antenna Scope, you have a simple RF Bridge for getting
started in an exciting part of Ham Radio, building your
own Antennas that work well
[ Hits: 657 | Votes: 0 | Rating: 0.00 ]
- ZL2PD HF RF Signal Generator
- This circuit came out of some work done for two antenna analysers
[ Hits: 569 | Votes: 1 | Rating: 8.00 ]
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