x 7 antenna

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x 7 antenna

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Antennas
  • X-Beam antennas - Two element X-Beam is a high-performance broad-band antenna that is ideal for Ham radio operators with limited space. X-Beams are inexpensive and easy to build. The performance of the simple X-beam is amazingly similar to larger, more conventional antennas by 4S7NR
    [ Hits: 3611 | Votes: 10 | Rating: 7.21 ]
  • PMR 446 external antenna - A slim jim PMR 446 Mhz antenna in spanish
    [ Hits: 4702 | Votes: 47 | Rating: 5.88 ]
Antennas : 160M
  • Is this ewe for you - A really simple receiving antenna for 80 and 160 meter dxing by WA2WVL
    [ Hits: 3894 | Votes: 4 | Rating: 4.50 ]
  • Low bands antennas - An article on TX and RX antennae for the low bands 80 and 160m by EI7BA
    [ Hits: 2940 | Votes: 1 | Rating: 7.00 ]
Antennas : 20M
  • KD6WD Moxon Antenna Project - KD6WD introduce moxon rectangles, and in particular explains how he built a moxon antenna for 15 17 and 20 meters band with excellent pictures
    [ Hits: 7395 | Votes: 7 | Rating: 7.14 ]
Antennas : 6M
  • X-Beam for 6m 2m and 70cm - X-Beam antenna by K0EMT for 50 Mhz and VHF UHF bands
    [ Hits: 4491 | Votes: 7 | Rating: 3.57 ]
  • Flex Antenna - A flex antenna working on 6m and 70cm by K0EMT
    [ Hits: 1304 | Votes: 0 | Rating: 0.00 ]
Antennas : 6M : 6 meter Yagi Antennas
  • 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: 2898 | Votes: 7 | Rating: 7.20 ]
Antennas : 70cm
  • Quadrifilar Helix antenna for 436 MHz - This is an antenna that author just built. Was intend for receiving the AO-27 downlink (at 436.800 +/- doppler). It is built with right hand circular polarization, and the gain is supposed to be in the neighborhood of 3 DB.
    [ Hits: 3309 | Votes: 2 | Rating: 4.50 ]
  • 440 Mhz J-Pole Antenna plans  updated  pop - Here is a 70cm (440 Mhz) J-Pole antenna that is inexpensive, and easy to build. Author use 1/2 inch copper pipe, and the associated fittings necessary. The dimensions aren't typical however, this is what it took to get its SWR low.
    [ Hits: 18643 | Votes: 39 | Rating: 4.94 ]
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: 2017 | Votes: 2 | Rating: 4.50 ]
Antennas : Array
  • The 7-Hex Driven Vertical Array - The array consists of 7 vertical antennas arranged as 6 verticals in a hexagon shape plus 1 additional vertical in the center of the hexagon
    [ Hits: 1438 | Votes: 0 | Rating: 0.00 ]
Antennas : Baluns Antennas : Dipole
  • Wire antenna with coaxial cable traps - This multiband antenna 10-80 meters is a home made project by I1BAY. Has been used for SOTA activations with great results. Traps are done with coax cable turns, dimensions are in the attached schema.
    [ Hits: 8944 | Votes: 2 | Rating: 5.50 ]
Antennas : End-Fed
  • N2CX on End-Fed Halfwave Antennas - This original N2CX article was first published in the 72 newsletter back in 1997 or 1998.
    [ Hits: 3832 | Votes: 2 | Rating: 10.00 ]
  • "Halfer" End-Fed Halfwave Antenna  pop - End-Fed Half-Wave Antenna for the 7 or 10 MHZ amateur bands intended to provide a very simple to erect yet effective portable QRP antenna.
    [ Hits: 23697 | Votes: 12 | Rating: 7.75 ]
Antennas : HexBeam
  • Hex Beam by K4KIO - This site provides guidelines to build a G3TXQ broad band hex beam RF antenna for the 5 ham radio bands, 20, 17, 15, 12 and 10 meters. The G3TXQ hex beam is a new development and actually easier to build than the classic hexbeam.
    [ Hits: 5948 | Votes: 8 | Rating: 8.63 ]
Antennas : Yagi
  • Tape Measure Antenna - A tape measure beam antenna, optimized for fox hunting with a 7.3 dBd gain
    [ Hits: 418 | Votes: 1 | Rating: 10.00 ]
Internet and Radio : WebSDR
  • HB9FX Internet Remote Base JN37XH Hochwacht Zofingen Switzerland - Tune and / or listen between 10kHz - 10GHz to professional Online-Receivers as Rhode & Schwarz EK070 or AEG E1900/3, Amateur-Radio-Transceivers, Web-SDR, Digital-Modes, Repeaters, EchoLink, APRS or control Antenna-Switch-Matrix, Antenna-Tuner, SWR & PWR- Control or Web-Cams.
    [ Hits: 12050 | Votes: 101 | Rating: 4.70 ]
Technical Reference : Antenna Switch
  • Beverage antenna switch - How could we share the Beverage antennas on more than one station using this homemade remote antenna switch, a project by TK5EP
    [ Hits: 1428 | Votes: 1 | Rating: 10.00 ]
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