HF Amplifiers

Amateur linear amplifiers

Home : Technical Reference : Amplifiers : HF Amplifiers : Page 3

  • 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: 2807 | 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: 2800 | 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: 17567 | Votes: 21 | Rating: 4.67 ]
  • N1IBC Eimac 4CX1500B HF Power Amplifier - 1500 Watt HF power amplifier
    [ Hits: 4816 | 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: 2016 | Votes: 3 | Rating: 9.33 ]
  • N4IP HF and 6 Meters amplifier - A solid state amplifier for HF and 6 meters band by N4IP
    [ Hits: 10045 | Votes: 4 | Rating: 10.00 ]
  • Old 813 homebrew Amp - Restore an old 813 homebrew Amp with power supply from recycled parts
    [ Hits: 1893 | Votes: 1 | Rating: 9.00 ]
  • ON7WJ Amplifier 1000 watt
    [ Hits: 4947 | Votes: 5 | Rating: 7.20 ]
  • ON7WJ Amplifier 500 watt
    [ Hits: 4320 | Votes: 4 | Rating: 7.75 ]
  • Power Amplifier using 4CX1500B - 4CX1500B RF amplifier schematic, working 1.8 MHz to 29.7 MHz
    [ Hits: 620 | Votes: 1 | Rating: 7.00 ]
  • QRP Amplifier  pop - HF Bands QRP linear amplifier by SM0VPO
    [ Hits: 15007 | Votes: 12 | Rating: 7.67 ]
  • Repairing an FL2000B linear amplifier - Restoring a Yaesu FL2000B amplifier by M0DGQ
    [ Hits: 1392 | Votes: 3 | Rating: 6.33 ]
  • Reparing a Heathkit SB-101 - A document describing the reparing and restoration of an old Heathkit SB-101 power amplifier
    [ Hits: 120 | Votes: 0 | Rating: 0.00 ]
  • Restoring an Harris RF-103 - These amps are designed to operate from 2.0 to 30MHz continuously, at an RF power output level of 1Kw, in any mode, no time limit.
    [ Hits: 1423 | Votes: 1 | Rating: 10.00 ]
  • Russian amplifier for 160 and 6 meters - by Tony I0JX
    [ Hits: 4517 | Votes: 2 | Rating: 9.00 ]
  • SB-200 Amplifier Rebuild Notes - Robert Norgards KL7FM's, notes on upgrading the Heathkit SB-200
    [ Hits: 1481 | Votes: 1 | Rating: 4.00 ]
  • SB-200 Six Meter Conversion - SB-200 Six Meter conversion using the GI-7B by N4LR and W4ZT
    [ Hits: 1146 | Votes: 1 | Rating: 1.00 ]
  • SB-220 SB-221 Heathkit Amplifiers - SB-220 or SB-221 Heathkit Amp Using Eimac's 3-500Z - K0GKD
    [ Hits: 4760 | Votes: 7 | Rating: 7.57 ]
  • SP5GJN HF amplifiers & CW Keys - A collection of home made HF power amplifiers and home made CW Keys & Paddles
    [ Hits: 4449 | Votes: 5 | Rating: 7.80 ]
  • SP5GJN - HF Power Amplifiers  pop - HF home meade power amplifiers by SP5GJN
    [ Hits: 25752 | Votes: 27 | Rating: 6.37 ]
  • Ten-Tec Centurion Mod - Ten Tec Centurion Mo-Mods by Bob Hutchinson, N5CNN
    [ Hits: 357 | Votes: 0 | Rating: 0.00 ]
  • The G2DAF Linear Amplifier - Scans of original G2DAF articles on his HF linear amplifier using QY3-125 tube
    [ Hits: 1498 | Votes: 5 | Rating: 3.00 ]
  • The IC-4KL HF Amplifier - The IC-4KL HF solid-state 1kW amplifier, product review and maintenance by KK5DR
    [ Hits: 1123 | Votes: 0 | Rating: 0.00 ]
  • The Two Module, 400 Watt RF Amplifier 80 Meters - This Class E RF amplifier will deliver up to 400 watts of RF output
    [ Hits: 622 | Votes: 0 | Rating: 0.00 ]
  • Using the Heath SB-200 Linear on Six Meters - Improvements to Using the Heath SB-200 Linear on Six Meters by Ron Klimas, WZ1V
    [ Hits: 2593 | Votes: 5 | Rating: 4.20 ]
  • VE6FI 4-1000a amplifier - 15-160 meters HF power amplifier
    [ Hits: 3130 | Votes: 3 | Rating: 9.00 ]
  • W2DTC Homebew RF Amplifier - Grounded grid, Cathode driven, 3CX3000F7 Triodes
    [ Hits: 1984 | Votes: 3 | Rating: 6.33 ]
  • WA2EBY HF amplifier - Revisiting the WA2EBY broadband HF amplifier
    [ Hits: 2330 | Votes: 2 | Rating: 7.00 ]
  • WA2EBY Mosfet Amplifier - A Broadtband HF Amplifier Using Low-Cost Power MOSFETs
    [ Hits: 3533 | Votes: 3 | Rating: 3.67 ]
  • Yaesu VL-1000 amplifier - The Yaesu VL-1000 Quadra HF Linear amplifier
    [ Hits: 10972 | Votes: 5 | Rating: 6.20 ]
  • YC156 Conversion - RF Amplifier project modified the original chassis to use a 4CX1000A instead of a YC156 triode
    [ Hits: 1178 | Votes: 1 | Rating: 6.00 ]
  • Yet Another Amp for the 817 - An HF 10-20m portable RF power amplifier based on the RD16HHF1 FETS giving 25 W.
    [ Hits: 383 | Votes: 0 | Rating: 0.00 ]
  • YU1AW HF Power Amps - 2xGU84B and 1xGS31B hf power amplifier plans
    [ Hits: 4362 | Votes: 8 | Rating: 8.75 ]

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