2 m homebrew

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2 m homebrew

187 links

Antennas : 160M
  • The 160M No Excuses Homebrew Vertical - This antenna is designed for stations having a difficult time putting a decent signal on 160M from small or CC&R d lots. It is a 24.5 ft. vertical antenna, made from three 10 ft. PVC sections bolted together, and half wavelength of antenna wire helically wound around the PVC sections.
    [ Hits: 404 | Votes: 0 | Rating: 0 ]
Antennas : 23cm
  • Yagi Antenna for 23cm ATV reception - A home made 23 elements yagi antenna for the 23cm band made on alluminium boom with floating element mounted on a plastic isolators. Includes a table with elements distances and lenght
    [ Hits: 333 | Votes: 0 | Rating: 0 ]
Antennas : 40M : 40 meter Delta Loop Antennas
  • Full Wave Delta Loop for 7 MHz - An homebrew project of a full wave delta loop antenna for the 40 meters band with dimensione, picture and assembling instructions in Indonesian
    [ Hits: 779 | Votes: 1 | Rating: 8 ]
Antennas : 40M : 40 meter Yagi Antennas
  • 3 Element Yagi for 40 Meters  updated - An homebrew project for a 3 element coil-loaded Yagi beam antenna for 40 Meter band
    [ Hits: 1082 | Votes: 2 | Rating: 5 ]
Antennas : Baluns : 4 to 1 balun
  • Guanella Current 4:1 Balun - A large picture with construction details of a homebrew guanella current balun 4:1
    [ Hits: 1769 | Votes: 14 | Rating: 6.79 ]
Antennas : CobWeb
  • Building a CobWebb Antenna - Homebrew a cobwebb antenna for the HF bands. This page describe a cobwebb multiband antenna resonating on 14 18 21 24 and 28 MHz. The cobweb antenna model can be considered a fan dipole, or better, multiple dipoles fed in parallel.
    [ Hits: 1488 | Votes: 5 | Rating: 7.6 ]
Antennas : Dipole Antennas : End-Fed : End Fed Half Wave Antenna
  • The End-Fed Half-Wave Antenna - Presentation - A very well done presentation about End-Fed Half-Wave antennas. This PDF document contains a summary of experiences in how to build custom EFHW antennas. Includes an interesting comparison table of UnUn configurations with recommended toroids, Wire size, turns and capacitors. An useful recap on common errors in building homebrew EFHW Ununs completes the document.
    [ Hits: 406 | Votes: 3 | Rating: 8.67 ]
Antennas : Fan Dipole
  • Fan Dipole Antenna for 40 20 and 6 meters - A fand dipole antenna home made for the 7,14,50 MHz. This article descbribes how to homebrew the antenna, hot to setup and some SWR measurements.
    [ Hits: 326 | Votes: 0 | Rating: 0 ]
Antennas : Lindenblad
  • Lindenblad Antenna Project - An homebrew Lindenblad antenna designed specifically for LEOs reception.
    [ Hits: 973 | Votes: 0 | Rating: 0 ]
Antennas : Portable
  • A Lightweight Link Dipole - Homebrewing a Lightweight linked dipole HF antenna for portable SOTA operations
    [ Hits: 445 | Votes: 0 | Rating: 0 ]
Antennas : Vertical
  • Homebrew 5/8 Wave HF Vertical Antennas - The advantage of 5/8 wave antenna is that it has the lowest angle of radiation and has about 1dB more gain when compared to 1/4 and 1/2 verticals. So the 5/8 should be the favourite choice for DX.
    [ Hits: 712 | Votes: 2 | Rating: 8 ]
Radio Equipment : HF Amplifiers : Heathkit SB-200 Technical Reference : Amplifiers : VHF Amplifiers
  • VHF FM Power Amplifier - A 144MHz FM class C RF Power Amplifier based on a 2N6084 RF transistor, that can produce 50w output max
    [ Hits: 517 | Votes: 2 | Rating: 4 ]
Technical Reference : Arduino
  • Arduino SWR and Power Meter - The circuit is based on two AD8307 log amplifiers, which are connected to the forward and reflected ports on a directional coupler
    [ Hits: 1577 | Votes: 3 | Rating: 6.67 ]
  • AX.25 on Arduino - AX.25 Packet Modem homebrew project on Arduino
    [ Hits: 635 | Votes: 1 | Rating: 1 ]
Technical Reference : Dummy Loads
  • Homebrew dummy load - A simple 50 ohm dummy load to test transmitters. includes a simple RF diode detector to measure the peak voltage, and calculate the power
    [ Hits: 962 | Votes: 0 | Rating: 0 ]
Technical Reference : HF Radios
  • Homebrew a High Performance SSB RTX for 14 MHz - This article describes the construction of a high performance transmitter and receiver for SSB (voice) communication covering the 14MHz (20 meters) high frequency amateur radio band with output range 15 to 20 watts and a top audio sound quality both on transmit and receive.
    [ Hits: 345 | Votes: 5 | Rating: 7.8 ]
Technical Reference : Homebrew
  • Homebrew Spectrum Analyzer - Project for DXers and experimenters alike. An old article publishes by 73 Amateur Radio magazine in PDF format, where all the components required to build your own HF spectrum analyzer may be found in a well-stocked junk box.
    [ Hits: 770 | Votes: 0 | Rating: 0 ]
Technical Reference : QRP Projects
  • mcHF QRP transceiver - Small and inexpensive homebrew HF radio 5W Output, CW SSB AM FM, DSP, Speech Processor, Sprectrum Scope, Watefall Display. mcHF is a small, home-brewed amateur radio project. Firmware is released as open source.
    [ Hits: 1486 | Votes: 6 | Rating: 5 ]

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