1930s Rack Transmitter
W0HIO has this neat old 40m AM rack that is ready to be restored. Lots of interesting pictures.
1937 Frank C. Jones Radio Handbook
Selected pages from the book
4-1000A Project HF Amp
Detailed HF amp design, and radio modifications information.
5 Watt AM Transmitter Project
Schematic and instructions on a neat little 6AQ5 final rig you could build.
6J6 QRP tube transmitter plans
From AK0B's Glowbug and Homebrew Radio pages. Pictures, article and schematic. Neat little Jones triode oscillator rig.
809 RF Power Amplifier with 2A5 Exciter
AB0CW, Mark Dittmar shows us how he built this 80m CW transmitter.
80m CW Transmitter
6BM8 amateur radio rig with 8 watts ouput by G0UPL.
AB0CW's Vintage Communications Gear
Mark Dittmar's site with homebrew information and other articles.
AB4EL's Ham Radio WebPage
Notes, and archives about boatanchors, tube rigs, homebrewing, Heathkits and QRP.
AB4YD's 807 Tube Transmitter You Can Build
Plans and schematics from AB4YD, Bill's projects.
Bill Meara N2CQR
Homebrew transmitter and receiver projects described here.
Cigar Box 6V6 Transmitter
W1FIF's homebrew rig shown with an SX101a, and HT32.
Crystal Control Versus VFO
W6FFC discusses stability considerations and other factors.
Crystal Set Society
Newsletter and several books about crystal receivers. Crystal set projects, tips for crystal radio design, and crystal radio / antique radio history.
CVM Series Info
UTC Modulation Transformers. Connection and usage data.
DC-DC Construction Notes
Solid state replacements for vibrators used in old military radio power supplies. Universal inverter power supply by Dennis Starks.
DDS VFO
Build a PIC controlled DDS VFO, 0 to 6 MHz. Ideal for running older AM and CW gear with a STABLE signal.
Glowbugs FTP Site
Articles available for download, including military radios, discussion about tube homebrewing, batteries, and VFOs.
Glowbugs!
W5SUM and others present a variety of tube radio construction projects.
HBR Receiver Web Site
For radio enthusiasts interested in building and using the popular HBR tube receivers published in QST articles in the late 50s and 60s
Homebrew Pair of 6BG6s
N6HB Amateur Radio -- the early years. Includes pictures of homebrew rig and Lafayette HA-700 receiver plus another transmitter.
Induction Generator
How to build dynamotors, and generators from old motors.
JF1OZL in Japan
Amazing ham radio homebrew pages. Very interesting designs.
K5BCQ Homebrew
For radio enthusiasts interested in building and using the popular 1950s-60s era HBR receivers. Repair information for Heathkit SB-104, SB-101, and HW-101 Transceivers.
K8EOP 5-band SSB transmitter
Site describes the rig built by this 'silent key', and it shows pictures and a description. Thanks to Al, W8UT.
K9GDT Amateur Radio
Hammarlund, Collins and vintage AM gear. Also, a homebrew 75m AM transceiver.
Klunky Schematic Drawing
Automatic schematic making web-based program you can use for free on-line and then print out your schematic or save it to a file. Includes various tube symbols.
LU6HCQ vintage ham radio
Vintage radio in Argentina. Warning - site plays Dixie in midi and has annoying pop-ups.
Mod Transformer Data
Specifications and connections for modulation transformers by Kenyon, RCA, Stancor, and Thordarson and UTC.
N6EV's Glowbugs Page
Articles, and schematics about Glowbugs. Relates to constructing tube-type, low power amateur radio equipment.
Online Catalogs and Other Technical Publications
Transformer and tube data, primarily.
OPCOM's Electronics Index
Articles, pictures, and schematics on all kinds of electronics.
PC VFO DDS Signal Generator
PC-VFO ISA DDS signal generator plans, schematics and information.
Peter Dahl Company
Online catalog of ham radio transformers and other replacement parts.
QRP and HOMEBREW
Homebrewing of tranceivers, receivers, transmitters and test equipment. [Italian - English]
Radio Daze-Tools
Tools for homebrewers, including chassis punches.
Radio Shaque
Early Ham Radio equipment recreation. Info on 1920's vintage radio construction.
TARC Share The Wealth Program
Thompson Amateur Radio Club offers free parts for homebrewers. They have crystals, resistors, capacitors and a variety of other parts. You can also make donations! You pay postage plus 50 cents.
The Secret Dream 100 Watt Transmitter
Great article on homebrewing with two 807 tubes, with schematic and description, by Steve WD8DAS.
The thermionic device website
A website devoted to electronic thermionic devices known as 'tubes' or 'valves'. Includes information on a homebrew 1.8 MHz transmitter. By Andrew Burge in England.
Time Bandit 2a3
Plans for a homebrew tube audio amplifier using a 2A3, 6B4 or similar triodes.
Transistor Cross Reference Database
Useful site if you need a replacement part.
TV Power to Mod Transformer
Turn old power transformers into modulation transformers. Technical article by WA1HLR from The AM Press Exchange.
Vinatge Amateur Radio Stations
VE3CFE's site dedicated to the construction and operation of vintage amateur radio stations of the 1920s and 1930s.
W1FIF, Norm Hunt
BA radio site in Maryland. Includes photos of a 6V6 QRP CW rig built in a cigar box.
WD8DAS
Steve shows us his 807 breadboard rig with three tubes and 700 volts!
YU7BCD 3KW Amplifier
pictures of a linear amp using 5500 Volts on two QB5/1750 tubes at HF for 3200 watts out.