rf antenna

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rf antenna

367 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: 426 | Votes: 0 | Rating: 0.00 ]
Antennas : 4M
  • 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: 1552 | Votes: 2 | Rating: 5.50 ]
Antennas : Feed Lines
  • Feeder types - Article descrive the different types including coax and open-wire feeder and waveguide.
    [ Hits: 214 | Votes: 0 | Rating: 0.00 ]
Antennas : Fractal Antennas : HB9CV
  • HB9CV antenna - An high performance directional antenna plan with dimensions for 40 to 10 mt bands
    [ Hits: 1177 | Votes: 6 | Rating: 4.00 ]
Antennas : Multiband
  • 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: 8129 | Votes: 21 | Rating: 7.09 ]
Antennas : VHF UHF
  • 13cm Loop Yagi - A 13 cm loop yagi antenna made from key rings
    [ Hits: 751 | Votes: 5 | Rating: 5.80 ]
Antennas : W3EDP
  • 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: 372 | Votes: 0 | Rating: 0.00 ]
Antennas : WiFi
  • 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: 5830 | 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: 1229 | Votes: 4 | Rating: 4.50 ]
Antennas : Yagi Ham Radio : Blogs : Europe
  • YO9IRF Personal Blog - YO9IRF interested in homebrewing radio equipment, antennas, DX contacts and SDR transcievers.
    [ Hits: 323 | Votes: 9 | Rating: 7.11 ]
Manufacturers : Cable and Connectors
  • L-com - WiFi Antenna, WiFi Amplifier, RF Splitters, RF FIlters, Adapter, Video Cable and Custom Connectivity Products
    [ Hits: 179 | Votes: 0 | Rating: 0.00 ]
Manufacturers : Test Equipment : Spectrum Analyzers
  • Aaronia AG - Spectrum Analyzers - Handheld RF Spectrum Analyzer, EMC & Pre-Compliance Antennas, USB Analysers, Near Field Probes, EMF Shieldings
    [ Hits: 207 | Votes: 1 | Rating: 10.00 ]
Software : Macintosh
  • RF Toolbox - A MacOSX antenna design and electronics/electrical tool package. It is a multipourpose application that allow antenna design and comomn calculations
    [ Hits: 480 | Votes: 0 | Rating: 0.00 ]
Technical Reference : Radio Direction Finding Technical Reference : Radio Frequency Interference : Noise Reduction
  • Antenna RFI Problems - Antenna problems, eliminating RFI while in Cars mobile operations
    [ Hits: 344 | Votes: 1 | Rating: 10.00 ]
Technical Reference : Test Equipment
  • 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: 680 | Votes: 0 | Rating: 0.00 ]
  • An adjustable RF Ammeter - Measuring antenna current with and RF Ammeter
    [ Hits: 361 | Votes: 1 | Rating: 10.00 ]
Technical Reference : Test Equipment : Signal Generator
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