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  • HF 1 KW Home Made Amplifier - Topic regarding a new 1KW HF power amplifier with 2x GI7B
    [ Hits: 1168 | Votes: 1 | Rating: 1.00 ]
  • HF Amp Project - This is the HF Packer amplifier project. KG9E was able to build this amp and put it on the air in about 25 hours.
    [ Hits: 840 | Votes: 3 | Rating: 7.00 ]
  • HF Packer- Amp Project - 3rd Generation HF Packer-Amp home construction project
    [ Hits: 1356 | Votes: 0 | Rating: 0.00 ]
  • HF Power Amplifier by CT1FMS - An RF power Amplifier for HF bands with 3 GI-7B tubes by CT1FMS
    [ Hits: 1529 | Votes: 3 | Rating: 5.00 ]
  • HF power amplifier using GI7B - Gi7b is tube designed for microwaves but working good as HF amplifier. Idea is to build cheap, reliable HF amplifier covering 160 meters band.
    [ Hits: 3732 | Votes: 9 | Rating: 4.33 ]
  • HF QRP Lin Ampl - HF QRP Linear Amplifier with 2x 2SC2166 + 2x 2SC1969 Push Pull Transistors (13.8V)
    [ Hits: 4445 | Votes: 6 | Rating: 4.17 ]
  • HF Tetrode Linear Amplifiers - I4FAF etrode Tube Linear Amplifier experience
    [ Hits: 3412 | Votes: 1 | Rating: 10.00 ]
  • High Power Solid State 600 Watts Amp - A power amplifier project by K0GKD based on Motorola MRF 150 FETs. This RF amplifier is capable of 600 Watts output include pictures, schematics and link to videos.
    [ Hits: 1046 | Votes: 1 | Rating: 9.00 ]
  • Hillar's Amp BTI LK-2000 Amplifier to gs35b - The BTI LK-2000 was originally a 3-1000z based amplifier, converted to a GS-35b.
    [ Hits: 1872 | Votes: 3 | Rating: 5.33 ]
  • Home Made 2.4 kW HF Amp - A Solid State HF Amplifier with 16 mrf150 featuring 2.4 kW 1.8 MHz - 30 MHz
    [ Hits: 1307 | Votes: 2 | Rating: 6.50 ]
  • Home Made 813 Amp - An home made RF Amplifier project that allows near full power output from 813 tubes
    [ Hits: 1215 | Votes: 2 | Rating: 6.00 ]
  • Homebrew HF Amp with 3CX3000F7 - Grounded grid triode HF linear amplifier with pictures and schematics diagrams by W2DTC. The amp design was for 160 80 40 and 20 meters
    [ Hits: 3056 | Votes: 8 | Rating: 5.87 ]
  • Homebrew 813 Linear Amplifier  pop - 813 Linear Amplifier Project includes many schematics, drawind and assembling construction
    [ Hits: 16917 | Votes: 14 | Rating: 8.13 ]
  • Homebrew a HF Power Amplifier - HF power amplifier project by YB0AH
    [ Hits: 2837 | Votes: 0 | Rating: 0.00 ]
  • Homebrewing a tube-type HF amp. - This article discuss the use and construction of a grounded-grid, triode type HF amplifiers
    [ Hits: 1744 | Votes: 0 | Rating: 0.00 ]
  • How modify a CB linear to use in HF band  pop - how to modify a Cb linear amplifier to use in HAm HF band
    [ Hits: 33714 | Votes: 103 | Rating: 6.49 ]
  • I5UXJ home made amplifiers - Infomration schematics and pictures about various hf and vhf QRO linear amplifiers
    [ Hits: 5072 | Votes: 6 | Rating: 5.50 ]
  • IK5MEN HF amplifier 10-160m. - Italian page including pictures schematics diagrams of an home made linear amplifier using four EL509 in parallel. Output power is about 700W.
    [ Hits: 4825 | Votes: 6 | Rating: 3.50 ]
  • Improving Heathkit SB-220 - Circuit Improvements for the Heath SB-220 Amplifier
    [ Hits: 2359 | Votes: 6 | Rating: 9.83 ]
  • Improving The Heathkit SB-200 - A QST article, hints and kinks on improving the SB-200 amplifier
    [ Hits: 2487 | Votes: 1 | Rating: 1.00 ]
  • JA3MHV Amplifiers - 4CX1000A x2 AB1GG Power Amplifier, 21MHz 15W and 3.5/7MHz 20W SSB Transceiver by JA3MHV, 50/144/435MHz 80W Linear Amplifier
    [ Hits: 2544 | Votes: 2 | Rating: 10.00 ]
  • K0GKD Solid State amplifier - High Power Solid State 600 Watts Output Motorola MRF 150 FETs
    [ Hits: 4706 | Votes: 14 | Rating: 7.79 ]
  • KA5ROW's 922-A mods - My Shack, Cavanal Hill Worlds Highest hill and a 10 Meter mod for Kenwood 922-A
    [ Hits: 2072 | Votes: 5 | Rating: 5.40 ]
  • KENWOOD TL-922 Modifications - Allow 9 bands and 1300 Watt output on the TL-922 amplifier with this document by PA0FRI
    [ Hits: 2753 | Votes: 9 | Rating: 3.89 ]
  • L4b 160m Mod - L4B by Drake amplifier mod
    [ Hits: 402 | Votes: 1 | Rating: 5.00 ]
  • LA7MI 40W RF Amplifier for 80m - 40W Linear Power amplifier with FETs for 80m Some notes about saturation in ferrite- and iron-cores. Written by LA7MI Stein Torp, N-5005 Bergen
    [ Hits: 2824 | Votes: 2 | Rating: 1.50 ]
  • Modifications to the Ameritron AL-1200 Amplifier - This page describes two modifications W8WWV made to his AL-1200 amplifier. The mods were obtained from Ameritron, so they are official.
    [ Hits: 2824 | Votes: 4 | Rating: 2.75 ]
  • MOSFET amplifier for 80 mt.  pop - Picture index of 150W MOSFET linear amplifier for 80m 1996, includes photos and schematics
    [ Hits: 17610 | Votes: 21 | Rating: 4.67 ]
  • N1IBC Eimac 4CX1500B HF Power Amplifier - 1500 Watt HF power amplifier
    [ Hits: 4841 | Votes: 6 | Rating: 3.83 ]
  • N4ATS.com - N4ATS - Devoted to the Yaesu FL-7000 Amplifier. I have been rebuilding, repairing, and applying modifications to the Yaesu FL-7000 amplifier for 15 years. Over 200 units completed and counting!
    [ Hits: 2038 | Votes: 3 | Rating: 9.33 ]
  • N4IP HF and 6 Meters amplifier - A solid state amplifier for HF and 6 meters band by N4IP
    [ Hits: 10081 | Votes: 5 | Rating: 9.00 ]
  • Old 813 homebrew Amp - Restore an old 813 homebrew Amp with power supply from recycled parts
    [ Hits: 1899 | Votes: 1 | Rating: 9.00 ]
  • ON7WJ Amplifier 1000 watt
    [ Hits: 4947 | Votes: 5 | Rating: 7.20 ]
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