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| Topics |
Author |
Replies |
Views |
Last post |
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 Electroluminescent panel lighting
[  Go to page: 1, 2 ]
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Tube Radio |
21 |
282 |
Jul Fri 19, 2019 3:49 pm
Macrohenry
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Subminiature Pentode and Dual Triode Transceiver
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RCAProduction |
2 |
129 |
Jul Fri 19, 2019 7:41 am
RCAProduction
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Balanced audio mod
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Tube Radio |
11 |
473 |
Jul Thu 18, 2019 11:59 pm
Tube Radio
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Fringe howl and grid leak resistors.
|
Rob Lenski |
9 |
2302 |
Jul Thu 18, 2019 8:18 pm
infzqi
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This kid paid attention in shop class...
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decotronix |
6 |
632 |
Jul Wed 17, 2019 7:00 pm
Tim Tress
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LED power light causing 2mHz interference?
[ Go to page: 1, 2 ]
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tbone8 |
20 |
486 |
Jul Wed 17, 2019 2:31 pm
khutch
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Single ended 6L6 amplifier
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Erich Loepke |
16 |
546 |
Jul Tue 16, 2019 8:46 pm
Pbpix
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Colpitts Oscillator Tesla Coil
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Tube_Enthusiast |
4 |
227 |
Jul Mon 15, 2019 10:54 pm
Rich, W3HWJ
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magnet re-magnitizer question
|
Tube Radio |
13 |
514 |
Jul Thu 11, 2019 11:21 am
Tube Radio
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untuned rf amplifier for a regen receiver
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williampage |
5 |
322 |
Jul Mon 08, 2019 5:15 pm
Scot Armstrong
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One Tube Receiver
[ Go to page: 1, 2 ]
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Als_Basement |
20 |
886 |
Jul Mon 08, 2019 4:04 pm
Olden Broak
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30 dB Gain Broadband Amp
[ Go to page: 1, 2 ]
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Macrohenry |
22 |
688 |
Jul Mon 08, 2019 12:03 am
Macrohenry
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Small tube amp
[ Go to page: 1, 2, 3 ]
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mustagcoupe |
40 |
666 |
Jul Sat 06, 2019 4:46 am
westcoastjohn
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What to do with two transformers?
|
FStephenMasek |
2 |
342 |
Jul Fri 05, 2019 1:47 am
radiotechnician
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Circuit question
|
Tube Radio |
13 |
333 |
Jul Thu 04, 2019 4:30 pm
Tube Radio
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Eye tube circuit
|
Tube Radio |
6 |
249 |
Jul Wed 03, 2019 7:05 pm
Tube Radio
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The Simplex X Super (clever design)
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10.7Megahertz |
2 |
341 |
Jul Tue 02, 2019 11:55 am
battery-maker
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Zenith K731 Refurbish - Update! (GIANT PHOTOS)
|
tfest |
2 |
312 |
Jun Fri 28, 2019 5:46 pm
Tube Radio
|
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DC SW RECEIVER
|
aurel |
6 |
502 |
Jun Thu 27, 2019 5:33 pm
aurel
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Anyone here used an arduino and/or raspberry pi for a radio?
|
Keeta |
12 |
561 |
Jun Thu 27, 2019 10:57 am
eduardoa
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Ampex output transformers for DIY amp build
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madlabs |
7 |
312 |
Jun Wed 26, 2019 11:51 pm
madlabs
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Direct conversion receiver tips?
[ Go to page: 1, 2 ]
|
zarco |
23 |
1021 |
Jun Tue 25, 2019 1:58 am
avictor
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LOW NOISE SW REGEN RECEIVER
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aurel |
0 |
206 |
Jun Mon 24, 2019 6:41 pm
aurel
|
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Moved: octal equivelent to a 12AT7 tube?
|
williampage |
8 |
772 |
Jul Sat 13, 2019 8:07 am
radiotechnician
|
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R390A speaker match DIY
|
TDane |
7 |
311 |
Jun Fri 21, 2019 8:17 pm
nash
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little machine screws info.
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williampage |
1 |
224 |
Jun Thu 20, 2019 11:26 pm
avictor
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Switch mode power supply help
|
Tube Radio |
2 |
174 |
Jun Thu 20, 2019 3:36 pm
Tube Radio
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Wanted: Frequency Synthesizer Schematic
[ Go to page: 1, 2 ]
|
Jthorusen |
31 |
1069 |
Jun Tue 18, 2019 8:46 am
Jthorusen
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A Deluxe Receiver for the DX Operator
[ Go to page: 1, 2, 3, 4, 5 ]
|
Norm Johnson |
87 |
11092 |
Jun Mon 17, 2019 2:10 am
Norm Johnson
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Moved: Atwater Kent Tuning Accuracy
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CR220 |
6 |
333 |
Jun Tue 18, 2019 4:32 pm
lorenz200w
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Modulation monitor circuit question
|
Tube Radio |
8 |
329 |
Jun Thu 13, 2019 1:47 pm
Tube Radio
|
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First tube radio [WIP]
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Chryseus |
5 |
428 |
Jun Sun 09, 2019 3:47 pm
Chryseus
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QST two tube superhet
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M1911A1 |
14 |
826 |
Jun Sat 08, 2019 1:22 pm
Dennis Banker
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Decent FM band tube preamplifier?
|
benman94 |
10 |
488 |
Jun Sat 08, 2019 3:14 am
Indiana Radios
|
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Another Little Prince- tube preamp
[ Go to page: 1 ... 13, 14, 15 ]
|
john8750 |
287 |
6976 |
Jun Fri 07, 2019 12:03 am
john8750
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How about this 6L6 amplifier
[ Go to page: 1, 2, 3, 4 ]
|
FStephenMasek |
62 |
2868 |
Jun Thu 06, 2019 8:49 pm
FStephenMasek
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sylvania 302 polymeter with Hot chassis
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Airwavesantiques |
6 |
287 |
Jun Tue 04, 2019 3:31 pm
stevebyan
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Tube Amplifier Modeling Software
|
FStephenMasek |
18 |
512 |
May Fri 24, 2019 4:36 pm
benman94
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Amplifier question
[ Go to page: 1, 2 ]
|
Tube Radio |
24 |
719 |
May Fri 24, 2019 3:31 pm
Tube Radio
|
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Scope clock modification
|
Tube Radio |
5 |
388 |
May Wed 22, 2019 7:19 pm
Tube Radio
|
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Trick to winding tight coils?
|
zarco |
12 |
551 |
May Tue 21, 2019 7:11 pm
Scot Armstrong
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Moved: good quality pots wanted!
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williampage |
4 |
432 |
May Wed 22, 2019 10:28 pm
Barry H Bennett
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3 Transistor AM radio idea
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BitHog |
3 |
392 |
May Mon 20, 2019 2:34 pm
LM386
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Making a 1937 Airline radio chassis now on Youtube
|
Buzz1151 |
9 |
848 |
May Mon 20, 2019 4:26 am
pauls.ironhorse
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Problems with Highly Rectangular Loops ?
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krystallo |
5 |
411 |
May Thu 16, 2019 8:53 pm
fifties
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AM Transmitter schematic
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jim campbell |
12 |
1016 |
May Thu 16, 2019 7:44 pm
35Z5
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Stewart warner combination
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spsquires |
1 |
242 |
May Mon 13, 2019 1:07 am
spsquires
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Is there a ferrite rod/material for use on HF frequencies?
|
oldlongwave |
6 |
466 |
May Mon 13, 2019 12:39 am
Jim Mueller
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My Solid State Magic Eye
[ Go to page: 1, 2, 3 ]
|
upsss |
50 |
7387 |
May Sun 12, 2019 5:25 pm
engineer
|
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Power supply redesign
|
Tube Radio |
18 |
1042 |
May Thu 09, 2019 10:58 pm
Tube Radio
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