db meters

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db meters

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Antennas : 15M
  • HF Copper Loop for 20 and 15 meters - A Small Transmitting Loop Antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space, by Lloyd Butler VK5BR
    [ Hits: 7741 | Votes: 1 | Rating: 5 ]
  • Small loop antenna for 15 and 20 meters - A Small Transmitting Loop Antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space by Lloyd Butler VK5BR
    [ Hits: 3598 | Votes: 1 | Rating: 2 ]
Antennas : 160M Antennas : 20M : 20 meter Yagi antennas
  • PV4 4 element Yagi antenna - PV4, W2PV 4 element Yagi antenna as described in ARRL antenna handbook 15th edition for 20 meters band by T93M
    [ Hits: 7535 | Votes: 7 | Rating: 6.43 ]
Antennas : 2M
  • 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: 6869 | Votes: 4 | Rating: 5.25 ]
Antennas : 40M
  • 40M Reversible Moxon - Moxon antenna project, each side is 51 feet long and the turned in sections are each 7.7ft long. This antenna performed similar to a full size two element yagi for 40 meters.
    [ Hits: 4412 | Votes: 2 | Rating: 9 ]
Antennas : 6M Antennas : 6M : 6 meter Yagi Antennas
  • BV6 50 Mhz Yagis - Two Yagis for six meters band, one 1 wavelength long with a gain of 9.5dBd, and the other a 2.1wl model with a gain of 11.8 dBd.
    [ Hits: 4894 | Votes: 6 | Rating: 7.5 ]
  • 4 el yagi for 50 Mhz - The EF0604S is a compact 4 elements yagi antenna plan for six meters band featuring 8.77 dBi gain and a front back gain of 17.89 dB. Article includes elements dimensions and spacing, along to pictures of some homebrewed examples.
    [ Hits: 3751 | Votes: 10 | Rating: 6.84 ]
Antennas : 80M
  • Broadbanding the half-square on 80 meters - N6LF discusses a simple way to broadband the classic half-square antenna to operate in both the CW and SSB DX windows on 80/75 meters.
    [ Hits: 2283 | Votes: 2 | Rating: 4.5 ]
Antennas : Maria Maluca
  • Maria Maluca for 6 to 20 meters - A two elements beam antenna tunable from 6 to 20 meters, based on the Maria Maluca antenna project by DB9EX, in german
    [ Hits: 2574 | Votes: 1 | Rating: 10 ]
Antennas : Portable
  • Pocket Loop Antenna - The Pocket Loop is a small magnetic loop antenna designed for a carry anywhere operation, it disassembles in 33 centimeters pieces that can be carried even on an attach handbag.
    [ Hits: 1857 | Votes: 0 | Rating: 0 ]
Antennas : Sloper
  • Base Loaded 160M Half-Sloper Antenna - If you want an antenna resonoant on the 160 meters band this is a possible solution, but of course, need space.
    [ Hits: 4684 | Votes: 5 | Rating: 6.2 ]
DX Resources : Beacons
  • European Beacon Map - Map of beacons on six meters by Carl-Axel Lindberg, SM6NZV
    [ Hits: 2837 | Votes: 10 | Rating: 5.29 ]
Ham Radio : Personal Pages : Europe
  • F4DBF Sebastien - Much information about 50 Mhz and 2 meters : log , info , links .Also J28VS log.
    [ Hits: 475 | Votes: 0 | Rating: 0 ]
Manufacturers : Digital and Packet Radio
  • SAT-Service Schneider - Digital radio mondiale DRM products, measuring tools, Magnetic field probes, RF power meters, Broadband loop antennas, DRM devices and services
    [ Hits: 862 | Votes: 0 | Rating: 0 ]
Manufacturers : Test Equipment : Signal generator
  • Applied Instruments - Applied instruments manufactures test and measurement equipment for the broadband telecommunications industry. products include carrier generators, signal level meters, rf switches, spectrum analyzers and a return alignment system.
    [ Hits: 686 | Votes: 0 | Rating: 0 ]
Operating Modes : 50 Mhz
  • Eliminate QRM from 6 meters band - The circuit described below will substantially reduce or completely eliminate interference from almost any local source whilst leaving the wanted signal relatively unaffected, even though it may be on the same frequencey by TREVOR, G3ZYY
    [ Hits: 1567 | Votes: 1 | Rating: 10 ]
Technical Reference : Amplifiers : VHF Amplifiers

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