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Dave GW4GTE`s website edit / delete
Simple, well-documented kits for 160m/80m AM. I like the PWM audio modulator using a SMPSU chip.
to am electronics hf mf radio ... on 30 March 2012
W3EEE - Mt. Gretna, PA, U.S.A edit / delete
I found this originally for the Codar AT5 (a very cute 160m/80m transmitter), but there's lots of interesting stuff on LF radio here, and some good advice on receive antennas.
to am antenna electronics lf radio transmitter ... on 30 March 2012
UR4LL "Stuff" for sale edit / delete
Surplus mostly-Russian radio bits. Looks like the place to go for big variable capacitors, roller inductors and so on.
to electronics radio russia shopping surplus ... on 30 March 2012
2N2/6 Transverter Information edit / delete
40m to 6m transverter with 2W output using only common parts. Very neat.
to 6m electronics radio transverter vhf ... on 30 March 2012
Dutch surplus place. Lots of radio bits!
to electronics radio shopping surplus ... on 30 March 2012
Fair Radio Sales Company, Inc. - Catalog edit / delete
Long-established US surplus sales place. I was looking at surplus forward/reverse power modules -- the one another site recommended was "SWR-3349 - SWR / Discriminator pull out from AM-3349/GRC-106 Amplifier which covers 2-30 MHz at 200 Watt AM and 400 Watt PEP. 3.2x2.6x2.2, 2 lb. with schematic, (M2L)"
to electronics radio shopping surplus ... on 30 March 2012
Amateur Radio at W5JGV edit / delete
Building Very Large Power Supplies, and other radio restoration stuff.
to amplifier electronics psu radio retrotech ... on 30 March 2012
Assorted technical stuff: building RF amps with Russian valves, LS3/5a collecting, radio software for the Amiga...
to amiga amplifier electronics radio speaker ... on 30 March 2012
Johnsons Of Leeds - Military Surplus - Military Cameras - Clothing - Camping - Johnsons Of Leeds edit / delete
Leeds-based surplus place. Includes a selection of military radios (RT320s and the like) at reasonable prices.
Tube Time » Blog Archive » 555 Contest Entry edit / delete
AM radio receiver using a CMOS 555. Awesome!
to 555 electronics radio ... on 23 March 2012
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tasty by Adam Sampson.