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| Topics |
Author |
Replies |
Views |
Last post |
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 Dekatron spinner circuit question
|
Tube Radio |
0 |
23 |
Nov Tue 12, 2019 3:37 am
Tube Radio
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Variable frequency sawtooth generator
|
Tube Radio |
15 |
889 |
Nov Tue 12, 2019 3:19 am
Tube Radio
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Anyone have Tom Guests vibrator schematic from long ago?
[  Go to page: 1, 2, 3 ]
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tbone8 |
58 |
3373 |
Nov Tue 12, 2019 1:51 am
infzqi
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Simple High Performance Shortwave Regenerative Receiver
[ Go to page: 1, 2 ]
|
LM386 |
23 |
1175 |
Nov Mon 11, 2019 3:33 pm
LM386
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AM Detector Using A Zero Bias Schottky Diode
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Frank512 |
14 |
231 |
Nov Mon 11, 2019 4:13 am
shinkuukan
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Heathkit HP-23 power supply mod
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forumuser |
5 |
386 |
Nov Thu 07, 2019 1:52 pm
forumuser
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Another Loop Antenna Crystal Radio
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vu2nan |
16 |
517 |
Nov Mon 04, 2019 6:27 am
vu2nan
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First tube radio [WIP]
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Chryseus |
8 |
1286 |
Nov Sun 03, 2019 9:44 pm
Scot Armstrong
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Sylvania RM-300X external audio input mod
|
Tube Radio |
0 |
100 |
Nov Sat 02, 2019 10:55 pm
Tube Radio
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Working on a AM transmitter prototype
[ Go to page: 1, 2 ]
|
MonkeyPaws |
28 |
1396 |
Oct Thu 31, 2019 10:28 am
MonkeyPaws
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Talking House AM Transmitter MODIFICATION IDEAS HELP?
[ Go to page: 1 ... 4, 5, 6 ]
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gmcjetpilot |
103 |
53298 |
Oct Tue 29, 2019 7:31 pm
Tube Radio
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Turning a novelty AM radio as a speakerphone/media player
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retro-pc_user |
1 |
304 |
Oct Tue 29, 2019 1:32 pm
retro-pc_user
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Someone's older home brew. Published recipe?
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uncle_Bob |
1 |
432 |
Oct Tue 29, 2019 1:17 am
Leno Pederson
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Modulation: Need informations about double control pentodes
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Edi |
1 |
245 |
Oct Mon 28, 2019 10:09 pm
35Z5
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12 Volt EF97 shortwacve superhet
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nico |
4 |
1794 |
Oct Mon 28, 2019 7:29 pm
akrohn
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Telequipment D-54 lamp mod
|
Tube Radio |
17 |
491 |
Oct Mon 28, 2019 11:22 am
Tube Radio
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hookup wire stock for homebrew equipment and radio repair
|
N0BST |
7 |
548 |
Oct Sat 26, 2019 1:42 am
Scot Armstrong
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Audio Circuits Employing Darlington Transistors
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transoceanic 8523 |
12 |
579 |
Oct Thu 24, 2019 10:32 pm
transoceanic 8523
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A Deluxe Receiver for the DX Operator
[ Go to page: 1, 2, 3, 4, 5 ]
|
Norm Johnson |
99 |
14350 |
Oct Tue 22, 2019 9:11 pm
k8cca
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Scope clock
[ Go to page: 1, 2 ]
|
Tube Radio |
27 |
3715 |
Oct Tue 22, 2019 2:13 am
Tube Radio
|
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CLC filter questions.
|
williampage |
10 |
580 |
Oct Mon 21, 2019 2:35 am
infzqi
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DC to DC Boost Converter "Adding More Filter Capacitors"
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transoceanic 8523 |
5 |
222 |
Oct Sun 20, 2019 6:54 pm
transoceanic 8523
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3-channel Am Transmitter 1mhz 3mhz 5mhz $16
|
Mike Toon |
13 |
820 |
Oct Sat 19, 2019 2:34 am
Mike Toon
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One Tube Preamp
|
transoceanic 8523 |
10 |
749 |
Oct Tue 15, 2019 7:46 pm
westcoastjohn
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Part 15 Transmitter using VCA?
|
Macrohenry |
2 |
385 |
Oct Mon 14, 2019 11:43 am
Rod FeC
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How tall is Ramsey FM100B Antenna, from top of cabinet ?
|
oregonwinger73 |
14 |
611 |
Oct Mon 14, 2019 3:22 am
oregonwinger73
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One-Tube Radio Suggestions / Schematic
|
k2glo |
8 |
487 |
Oct Thu 10, 2019 3:20 am
k2glo
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Norm 6888 transmitter
|
Sirtar |
4 |
489 |
Oct Thu 10, 2019 1:56 am
Sirtar
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Oscilloscope clock modification
|
Tube Radio |
0 |
140 |
Oct Thu 10, 2019 12:39 am
Tube Radio
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Are there any RF tube amp experts out there?
[ Go to page: 1, 2 ]
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radiocom |
29 |
758 |
Oct Tue 08, 2019 11:56 am
radiocom
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Sony TV external video input mod
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Tube Radio |
7 |
496 |
Oct Mon 07, 2019 4:37 am
Tube Radio
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Adding a tuned circuit to input of FM RF amp in table radio
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wa2ise |
1 |
356 |
Oct Sat 05, 2019 9:25 pm
westcoastjohn
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More mods to my radio, an AM RF stage tuned input and output
|
wa2ise |
2 |
418 |
Oct Wed 02, 2019 1:16 pm
Dave Doughty
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Instructables Circuits Projects- Antique Radio B-Battery P.S
|
transoceanic 8523 |
9 |
522 |
Oct Tue 01, 2019 10:00 pm
Usually Lurking
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Need High Current B+ Power Supply
|
transoceanic 8523 |
7 |
430 |
Sep Mon 30, 2019 4:07 pm
Usually Lurking
|
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AES Battery Eliminator for AK20
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ff4312 |
1 |
222 |
Sep Sat 28, 2019 3:49 pm
rxradio
|
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Westinghouse H122 has Updated new power supply.
[ Go to page: 1, 2, 3 ]
|
westcoastjohn |
57 |
9643 |
Sep Fri 27, 2019 8:02 pm
westcoastjohn
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I just built a simple gadget .Guess what the 5 parts are.
|
radiotechnician |
7 |
932 |
Sep Wed 25, 2019 5:49 pm
radiotechnician
|
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Open Frame Relay substitute
|
radiocom |
9 |
331 |
Sep Tue 24, 2019 10:52 pm
radiocom
|
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Popular Electronics 1955 "One Tube Wallop"
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transoceanic 8523 |
17 |
1087 |
Sep Tue 24, 2019 4:47 am
Retired Radio Man
|
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Scope clock mod
|
Tube Radio |
8 |
318 |
Sep Tue 24, 2019 4:42 am
Tube Radio
|
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Tarnished Silver as a Crystal Radio Detector
|
vu2nan |
6 |
741 |
Sep Sun 22, 2019 3:26 am
vu2nan
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Variable buck converter question
|
TPAairman |
5 |
415 |
Sep Fri 20, 2019 9:50 am
TPAairman
|
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Power supply for farm radio
[ Go to page: 1, 2, 3 ]
|
Ozo |
44 |
10127 |
Sep Mon 16, 2019 11:36 pm
Colin Ames
|
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Moved: A simple IF transformer question
|
cl350rr |
7 |
797 |
Sep Wed 18, 2019 6:42 pm
Chris108
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3.5 mm ADAPTER WITH ISOLATION TRANSFORMER
[ Go to page: 1, 2 ]
|
Mike48 |
23 |
965 |
Sep Fri 13, 2019 11:20 pm
Mike48
|
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Subminiature Receiver Issues
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RCAProduction |
10 |
691 |
Sep Wed 11, 2019 6:18 am
radiorich
|
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SN74LS90N IC Decade Counter - How Can I Make It Work?
|
RCAProduction |
14 |
748 |
Sep Mon 09, 2019 7:58 am
Usually Lurking
|
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Microcontroller Based Signal Generator
[ Go to page: 1 ... 9, 10, 11 ]
|
louhaskell |
207 |
40725 |
Sep Mon 09, 2019 12:32 am
Southerner
|
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Moved: Hi Can any one I.D this radio
|
shof |
8 |
944 |
Sep Mon 09, 2019 5:52 pm
radiohenry
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