hi q antennas

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hi q antennas

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Antennas : 160M
  • Short antennas for 160m - Often it is not possible to erect a full quarter wave verticals, especially on 160m or even more so at 600m. In this article N6LF illustrate some ideas.
    [ Hits: 980 | Votes: 1 | Rating: 10 ]
Antennas : 40M
  • 40m Quagi Beam - A 7 MHz wire antenna that is a mix of a Quad and a Yagi design. This antennas are often used on VHF.
    [ Hits: 857 | Votes: 4 | Rating: 7.75 ]
Antennas : Fractal
  • Fractal Antennas - Observing how fractal antennas might exhibit characteristics that are correlated to their form by kb7qhc
    [ Hits: 338 | Votes: 0 | Rating: 0 ]
Antennas : Homebrewing Techniques
  • Building UHF Antennas - This method of construction can be used on most UHF through \"low\" microwave Yagis, and is especially useful for the 33, 23 and 13 cm bands
    [ Hits: 563 | Votes: 1 | Rating: 10 ]
Antennas : Log Periodic
  • VHF Log Periodic Antenna  updated - 17-Element Very High Frequency/Ultra High Frequency Log Period Dipole Array
    [ Hits: 972 | Votes: 4 | Rating: 7 ]
  • Practical HF Log Periodic Antennas - This QST article describes the electrical and mechanical design process for two LPs that cover the HF bands from 10-30 MHz
    [ Hits: 693 | Votes: 0 | Rating: 0 ]
Antennas : Mobile
  • Mobile antenna controllers - All remotely controlled HF mobile antennas require some sort of device to power the motor. Hints on setting up a ham radio mobile antenna by k0bg
    [ Hits: 553 | Votes: 1 | Rating: 1 ]
Antennas : Moxon
  • 70cm Moxon Beam - A moxon antenna project for 70 cm band, test and results of this popular antenna model applies to UHF bands.
    [ Hits: 1095 | Votes: 5 | Rating: 4.8 ]
Antennas : Portable
  • Antennas of Field Day - Main High Frequency Antennas from the 2009 LARC FARL Field Day, Ford Amateur Radio League. A document comparing antenna performances and flexibility among a G5RV an Carolina Windom and a Cushcraft R7 vertical antenna.
    [ Hits: 149 | Votes: 0 | Rating: 0 ]
Antennas : Receiving
  • 160m/80m Receiving Loop antenna - Going High-Q and High-Tech with the RX Loop at AC0C
    [ Hits: 567 | Votes: 2 | Rating: 8.5 ]
  • 160m - 80m Receiving Loop - Going High-Q and High-Tech with the RX Loop at AC0C
    [ Hits: 580 | Votes: 1 | Rating: 8 ]
  • Double Half-Delta Loop RX Antenna - This wire antenna was developed to offer for a small, low-band, ground independent directional receiving antenna, it requires only two support poles. It is basically composed by two interconnected half delta loops and is better than a single flag or EWE, and almost as good as two phased EWE in the same space.
    [ Hits: 809 | Votes: 0 | Rating: 0 ]
Antennas : Shortwave
  • Mini Whip Antenna - An Active antenna designed for VLF and shortwave radio reception. A small antenna capable of excellent performances on low bands, made on a copper plate and introductio to active antennas.
    [ Hits: 2033 | Votes: 2 | Rating: 6.5 ]
Antennas : Theory Antennas : Wire
  • Gieskieng Antenna - This antenna is a result of experimental work of D. H. Gieskieng, W0FK, a narrow monoband antenna, that needs only two support poles and require limited space, needs only 61 ft. for 160 meters band.
    [ Hits: 559 | Votes: 0 | Rating: 0 ]
Antennas : Yagi
  • The Yagi-Uda Antenna - An interesting presentation on history and characteristics of Yagi-UDA antennas
    [ Hits: 466 | Votes: 0 | Rating: 0 ]
Technical Reference : Antenna Switch
  • Antenna Relay and distributor Box project - Have you problem with your RG cables ? This page describes a smart antenna box using an RG-cathode for 3 antennas. The remote control needs just a simple wire and the GND for remote-control
    [ Hits: 1162 | Votes: 2 | Rating: 1 ]
Technical Reference : Arduino
  • Arduino automated antenna switch - This Arduino project decode ICOM CAT frequency information and switch antennas according to preset values. RX and TX antennas can even be different, a project by ON7EQ
    [ Hits: 2341 | Votes: 3 | Rating: 9.67 ]
Technical Reference : SWR Meters
  • WiFi SWR meter - An home made SWR meter for 2.4 GHz. A DIY SWR meter that allow precise measurements and calibration of any WiFi antenna. This is test equipment everyone who build wifi antennas should have in their shack. Article is in french and include some videos.
    [ Hits: 1305 | Votes: 6 | Rating: 2.83 ]
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: 746 | Votes: 1 | Rating: 1 ]

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