Radio Shaque
- Early Ham Radio equipment recreation. Info on 1920's vintage radio construction.
- http://www.radioshaque.homeip.net

AB4EL's Ham Radio WebPage
- Notes, and archives about boatanchors, tube rigs, homebrewing, Heathkits and QRP.
- http://www.ibiblio.org/modena/hamradio.html

AMFone Online Catalogs
- Contains transformer and tube data.
- http://www.amfone.net/Tech/online.htm

DDS VFO
- Build a PIC controlled DDS VFO, 0 to 6 MHz. Ideal for running older AM and CW gear with a STABLE signal.
- http://home.swipnet.se/~w-41522/minidds/minidds.html

PC VFO DDS Signal Generator
- PC-VFO ISA DDS signal generator plans, schematics and information.
- http://www.waveguide.us/pc-vfo/index.htm

80m CW Transmitter
- 6BM8 amateur radio rig with 8 watts ouput by G0UPL.
- http://www.hanssummers.com/radio/cwtx/index.htm

Radio Daze-Tools
- Tools for homebrewers, including chassis punches.
- http://www.radiodaze.com/tooltool.htm

Peter Dahl Company
- Online catalog of ham radio transformers and other replacement parts.
- http://www.pwdahl.com/ham%20catalog.htm

4-1000A Project HF Amp
- Detailed HF amp design, and radio modifications information.
- http://www.qsl.net/nt8n/project.htm

LU6HCQ vintage ham radio
- Vintage radio in Argentina. Warning - site plays Dixie in midi and has annoying pop-ups.
- http://www.lu6hcq.s5.com/

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.
- http://www.thermionic.org/

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
- http://www.qsl.net/k5bcq/HBR/hbr.html#Pic

1930s Rack Transmitter
- W0HIO has this neat old 40m AM rack that is ready to be restored. Lots of interesting pictures.
- http://www.qsl.net/ab0cw/30srack_tx.htm

809 RF Power Amplifier with 2A5 Exciter
- AB0CW, Mark Dittmar shows us how he built this 80m CW transmitter.
- http://www.qsl.net/ab0cw/809pa.htm

Crystal Control Versus VFO
- W6FFC discusses stability considerations and other factors.
- http://www.rtty.com/development/Auxiliaries/XT-4/

1937 Frank C. Jones Radio Handbook
- Selected pages from the book
- http://www.mines.uidaho.edu/~glowbugs/books/jones37/

5 Watt AM Transmitter Project
- Schematic and instructions on a neat little 6AQ5 final rig you could build.
- http://www.amwindow.org/tech/htm/series.htm

TV Power to Mod Transformer
- Turn old power transformers into modulation transformers. Technical article by WA1HLR from The AM Press Exchange.
- http://amwindow.org/tech/htm/tvtomod.htm

Mod Transformer Data
- Specifications and connections for modulation transformers by Kenyon, RCA, Stancor, and Thordarson and UTC.
- http://amwindow.org/tech/htm/modtran/modtran.htm

CVM Series Info
- UTC Modulation Transformers. Connection and usage data.
- http://amwindow.org/tech/htm/modtran/utc/cvm.htm

Homebrew Pair of 6BG6s
- N6HB Amateur Radio -- the early years. Includes pictures of homebrew rig and Lafayette HA-700 receiver plus another transmitter.
- http://www.n6hb.org/early.html

Vinatge Amateur Radio Stations
- VE3CFE's site dedicated to the construction and operation of vintage amateur radio stations of the 1920s and 1930s.
- http://vintageham.com/

OPCOM's Electronics Index
- Articles, pictures, and schematics on all kinds of electronics.
- http://www.montagar.com/~patj/electro.htm

Crystal Set Society
- Newsletter and several books about crystal receivers. Crystal set projects, tips for crystal radio design, and crystal radio / antique radio history.
- http://www.midnightscience.com/

The Secret Dream 100 Watt Transmitter
- Great article on homebrewing with two 807 tubes, with schematic and description, by Steve WD8DAS.
- http://www.qsl.net/wd8das/dream.html

6J6 QRP tube transmitter plans
- From AK0B's Glowbug and Homebrew Radio pages. Pictures, article and schematic. Neat little Jones triode oscillator rig.
- http://www.qsl.net/ak0b/

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.
- http://www.qsl.net/wd9eyb/klunky/framed.html

AB4YD's 807 Tube Transmitter You Can Build
- Plans and schematics from AB4YD, Bill's projects.
- http://www.qsl.net/ab4yd/myprojects/index.htm

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.
- http://www.qsl.net/k5bcq/

Induction Generator
- How to build dynamotors, and generators from old motors.
- http://www.qsl.net/ns8o/Induction_Generator.html

Transistor Cross Reference Database
- Useful site if you need a replacement part.
- http://www.ee.washington.edu/circuit_archive/parts/cross.html

Time Bandit 2a3
- Plans for a homebrew tube audio amplifier using a 2A3, 6B4 or similar triodes.
- http://www.tyler.net/rkoonce/2a3/2a3.html

Glowbugs!
- W5SUM and others present a variety of tube radio construction projects.
- http://www.glowbugs.com/

Glowbugs
- Circuits by Ken, K7EKB - mostly receivers for now.
- http://www.mines.uidaho.edu/~glowbugs/

WD8DAS
- Steve shows us his 807 breadboard rig with three tubes and 700 volts!
- http://www.qsl.net/wd8das/

K9GDT Amateur Radio
- Hammarlund, Collins and vintage AM gear. Also, a homebrew 75m AM transceiver.
- http://www.qsl.net/k9gdt/radio/radio.htm

N6EV's Glowbugs Page
- Articles, and schematics about Glowbugs. Relates to constructing tube-type, low power amateur radio equipment.
- http://www.qsl.net/n6ev/Glowbug.html

Glowbugs FTP Site
- Articles available for download, including military radios, discussion about tube homebrewing, batteries, and VFOs.
- ftp://piobaire.mines.uidaho.edu/pub/Glowbugs/

N4XY's WebSite
- QRP, homebrewing, and boatanchor radios.
- http://www.qsl.net/n4xy/

W1FIF, Norm Hunt
- BA radio site in Maryland. Includes photos of a 6V6 QRP CW rig built in a cigar box.
- http://www.qsl.net/w1fif/

AB0CW's Vintage Communications Gear
- Mark Dittmar's site with homebrew information and other articles.
- http://www.qsl.net/ab0cw/

Cigar Box 6V6 Transmitter
- W1FIF's homebrew rig shown with an SX101a, and HT32.
- http://www.qsl.net/w1fif/cigar.html

DC-DC Construction Notes
- Solid state replacements for vibrators used in old military radio power supplies. Universal inverter power supply by Dennis Starks.
- http://www.qsl.net/wb4tur/images/dcdc.htm