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| Topics |
Author |
Replies |
Views |
Last post |
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 First time crystal radio build
[  Go to page: 1, 2 ]
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whfh99 |
29 |
460 |
Apr Fri 16, 2021 3:27 am
fifties
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Looking for Project: Have PP 5k Pri Output Xfrmr
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Greenhorn |
6 |
219 |
Apr Fri 16, 2021 3:11 am
Cheeseburger
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Wouldn't it be nice
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jimbob |
6 |
358 |
Apr Tue 13, 2021 10:36 pm
Usually Lurking
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Homebuild Reinartz tuner amp.
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beast775 |
15 |
273 |
Apr Tue 13, 2021 3:55 pm
Chas
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A New $5 circuit for an AM Modulator and Generator
[ Go to page: 1, 2 ]
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louhaskell |
21 |
826 |
Apr Mon 12, 2021 2:02 am
richfair
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Part15 sheet beam transmitter
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Audioman |
5 |
292 |
Apr Sun 11, 2021 11:17 pm
BobWeaver
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Construction 3 tubes Audion 1923, all concert, patent Audion
[ Go to page: 1, 2 ]
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yan_sk |
27 |
1458 |
Apr Sat 10, 2021 9:15 am
yan_sk
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Assistance requested with a superhet build.
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928GTS |
9 |
1539 |
Apr Thu 08, 2021 12:27 am
shinkuukan
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Richfair's am transmitter build
[ Go to page: 1, 2 ]
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richfair |
39 |
2115 |
Apr Wed 07, 2021 8:19 pm
Dare4444
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Antique Wireless Assoc. AM tx board
[ Go to page: 1, 2, 3 ]
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Rich, W3HWJ |
46 |
3469 |
Apr Wed 07, 2021 9:17 am
hwhall
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Moved: 42IF transformers source
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Rich, W3HWJ |
4 |
302 |
Apr Thu 08, 2021 5:09 pm
Rich, W3HWJ
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TR SWITCH BUILD
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HAMmer |
2 |
284 |
Apr Fri 02, 2021 1:06 pm
HAMmer
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Slope detection of broadcast FM?
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928GTS |
15 |
700 |
Apr Thu 01, 2021 5:13 pm
mblack
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Historical Radio Society AM TX
[ Go to page: 1, 2 ]
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ACORNVALVE |
24 |
1417 |
Mar Tue 30, 2021 8:39 pm
bb.odin
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365 pf alternative - can you translate this listing?
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Robert Lozier |
1 |
275 |
Mar Tue 30, 2021 12:01 am
egg
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Most sensitive(power efficient) small loudspeaker in 1930s
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Robert Lozier |
15 |
811 |
Mar Sun 28, 2021 2:57 am
Robert Lozier
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Crystal based AM Transmitter with 2n7000
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Dare4444 |
2 |
395 |
Mar Sat 27, 2021 11:29 am
Dare4444
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J310 mixer and SSB
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Dare4444 |
2 |
343 |
Mar Fri 26, 2021 3:55 am
Dare4444
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3-channel Am Transmitter 1mhz 3mhz 5mhz $16
[ Go to page: 1, 2 ]
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Mike Toon |
22 |
4522 |
Mar Thu 25, 2021 11:48 am
Tube Radio
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Simple DSB transceiver.
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Dare4444 |
10 |
487 |
Mar Tue 23, 2021 7:12 pm
Dare4444
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AM transmitter prototype
[ Go to page: 1, 2 ]
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Erich Loepke |
32 |
9534 |
Mar Tue 23, 2021 4:54 pm
ai6vx
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CD4007 single chip 3-21 MHz DC RX
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Dare4444 |
13 |
380 |
Mar Tue 23, 2021 6:38 am
Dare4444
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How to simulate basic radio circuits
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Radiator |
13 |
531 |
Mar Sun 21, 2021 5:48 pm
anchorman
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Tuned loop Am antenna
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drworry |
17 |
1000 |
Mar Thu 18, 2021 4:53 am
tomb123
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rf chokes
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jimbob |
18 |
940 |
Mar Thu 18, 2021 4:47 am
Dare4444
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3RP1 Based TV Set
[ Go to page: 1 ... 4, 5, 6 ]
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IlikeTech |
108 |
2797 |
Mar Thu 18, 2021 12:09 am
ACORNVALVE
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LM386N MK-XI BCB Transmitter
[ Go to page: 1 ... 50, 51, 52 ]
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35Z5 |
1035 |
282121 |
Mar Sun 14, 2021 11:22 pm
hwhall
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Help needed CD4053 specs
[ Go to page: 1, 2, 3, 4, 5 ]
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Dare4444 |
81 |
3296 |
Mar Fri 12, 2021 11:20 pm
Dare4444
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first amp to build 6v6 with 6sn7
[ Go to page: 1, 2, 3 ]
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j8000 |
40 |
4732 |
Mar Fri 12, 2021 9:36 pm
j8000
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Design Help for 304TL Tube Tesla Coil
[ Go to page: 1, 2 ]
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Loose_coupler |
24 |
1105 |
Mar Thu 11, 2021 3:08 am
Duane B
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Talking House 5.0 audio overload and hum/buzz
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Kramden66 |
3 |
329 |
Mar Wed 10, 2021 11:35 pm
Kramden66
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Homebrew mono audio amp project - Push Pull 6V6 - 12AU7
[ Go to page: 1, 2, 3, 4 ]
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black85vette |
72 |
2513 |
Mar Tue 09, 2021 4:50 pm
John Bartley
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richfair's am transmitter
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richfair |
12 |
3688 |
Mar Mon 08, 2021 1:26 am
Peter Bertini
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Pine Board to Chassis Conversion
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Loose_coupler |
2 |
411 |
Mar Sun 07, 2021 7:39 pm
Rich, W3HWJ
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You can Use One Watt AM & It Is Legal
[ Go to page: 1, 2 ]
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Audioman |
26 |
1829 |
Mar Sun 07, 2021 3:11 am
Jim Mueller
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Three different 6888 & 6GY6 xmitt versions...
[ Go to page: 1, 2, 3 ]
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35Z5 |
42 |
32901 |
Mar Sat 06, 2021 4:00 pm
anchorman
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High Voltage Transistor Inverter (Help Needed)
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RCAProduction |
19 |
978 |
Mar Wed 03, 2021 10:00 am
ACORNVALVE
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Using a Aeriola Senior Coil for a Regular Crystal Radio
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MonkeyPaws |
8 |
391 |
Feb Sun 28, 2021 7:30 pm
Rich, W3HWJ
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Type 50 push-pull schematic
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FStephenMasek |
4 |
402 |
Feb Sun 28, 2021 3:59 am
FStephenMasek
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Capacitive Discharge "Blasting Machine"
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RCAProduction |
9 |
667 |
Feb Sat 27, 2021 5:00 am
Usually Lurking
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AM Transmitter schematic
[ Go to page: 1, 2 ]
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jim campbell |
25 |
5141 |
Feb Thu 25, 2021 2:03 pm
sleepycat
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Deflection amp build
[ Go to page: 1, 2 ]
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Tube Radio |
28 |
1014 |
Feb Wed 24, 2021 2:40 pm
Tube Radio
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i4004 Clock
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jsweinrich |
8 |
445 |
Feb Tue 23, 2021 6:40 am
jsweinrich
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Tone control for homebrew audio - line level
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black85vette |
4 |
312 |
Feb Mon 22, 2021 11:20 pm
black85vette
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4004 Tic Tac Toe
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jsweinrich |
0 |
228 |
Feb Mon 22, 2021 4:49 pm
jsweinrich
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Discrete FSK modulator/demodulator
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sv3ora |
5 |
340 |
Feb Fri 19, 2021 3:16 am
aa1ww
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Converting 42-50FM to 88-108FM
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FStephenMasek |
17 |
866 |
Feb Thu 18, 2021 6:25 pm
szoftveres
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Projection clock project - seeking some advice
[ Go to page: 1, 2 ]
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thermactor |
28 |
1261 |
Feb Mon 15, 2021 4:33 pm
battery-maker
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Looking for simple CW encoder and decoder projects
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sv3ora |
12 |
515 |
Feb Sat 13, 2021 6:49 pm
mblack
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found this great website
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mrx |
1 |
666 |
Feb Fri 12, 2021 7:24 pm
Colin Ames
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