Homebrew

1930s Rack Transmitter

qsl.net

W0HIO has this neat old 40m AM rack that is ready to be restored. Lots of interesting pictures.

177 visits Apr 15, 2026 Details

1937 Frank C. Jones Radio Handbook

mines.uidaho.edu

Selected pages from the book

85 visits Jun 8, 2024 Details

4-1000A Project HF Amp

qsl.net

Detailed HF amp design, and radio modifications information.

351 visits Mar 30, 2025 Details

5 Watt AM Transmitter Project

amwindow.org

Schematic and instructions on a neat little 6AQ5 final rig you could build.

295 visits May 19, 2025 Details

6J6 QRP tube transmitter plans

qsl.net

From AK0B's Glowbug and Homebrew Radio pages. Pictures, article and schematic. Neat little Jones triode oscillator rig.

210 visits Dec 31, 2024 Details

809 RF Power Amplifier with 2A5 Exciter

qsl.net

AB0CW, Mark Dittmar shows us how he built this 80m CW transmitter.

250 visits May 28, 2024 Details

80m CW Transmitter

hanssummers.com

6BM8 amateur radio rig with 8 watts ouput by G0UPL.

113 visits Dec 1, 2024 Details

AB0CW's Vintage Communications Gear

qsl.net

Mark Dittmar's site with homebrew information and other articles.

315 visits Dec 24, 2025 Details

AB4EL's Ham Radio WebPage

ibiblio.org

Notes, and archives about boatanchors, tube rigs, homebrewing, Heathkits and QRP.

25 visits Aug 3, 2025 Details

AB4YD's 807 Tube Transmitter You Can Build

qsl.net

Plans and schematics from AB4YD, Bill's projects.

78 visits Jun 25, 2025 Details

AMFone Online Catalogs

amfone.net

Contains transformer and tube data.

57 visits Apr 2, 2026 Details

Cigar Box 6V6 Transmitter

qsl.net

W1FIF's homebrew rig shown with an SX101a, and HT32.

263 visits Mar 6, 2026 Details

Crystal Control Versus VFO

rtty.com

W6FFC discusses stability considerations and other factors.

394 visits Aug 7, 2024 Details

Crystal Set Society

midnightscience.com

Newsletter and several books about crystal receivers. Crystal set projects, tips for crystal radio design, and crystal radio / antique radio history.

268 visits May 23, 2025 Details

CVM Series Info

amwindow.org

UTC Modulation Transformers. Connection and usage data.

15 visits Feb 20, 2024 Details

DC-DC Construction Notes

qsl.net

Solid state replacements for vibrators used in old military radio power supplies. Universal inverter power supply by Dennis Starks.

18 visits Oct 1, 2025 Details

DDS VFO

home.swipnet.se

Build a PIC controlled DDS VFO, 0 to 6 MHz. Ideal for running older AM and CW gear with a STABLE signal.

113 visits Nov 24, 2024 Details

Glowbugs

mines.uidaho.edu

Circuits by Ken, K7EKB - mostly receivers for now.

311 visits Jul 25, 2025 Details

Glowbugs FTP Site

piobaire.mines.uidaho.edu

Articles available for download, including military radios, discussion about tube homebrewing, batteries, and VFOs.

48 visits Oct 11, 2024 Details

Glowbugs!

glowbugs.com

W5SUM and others present a variety of tube radio construction projects.

341 visits Apr 2, 2024 Details

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