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| Topics |
Author |
Replies |
Views |
Last post |
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 control amp for a 300B
[  Go to page: 1, 2, 3 ]
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john8750 |
57 |
1148 |
Jan Thu 20, 2022 7:50 am
Jim Mueller
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H11F1 Isolated Variable Attenuator
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Macrohenry |
9 |
156 |
Jan Thu 20, 2022 4:34 am
Macrohenry
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Homebrew short wave
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robroot61 |
13 |
203 |
Jan Thu 20, 2022 3:42 am
Chas
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Mystery Homebrew kluge
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Max Brandt |
6 |
237 |
Jan Thu 20, 2022 1:20 am
Tim Tress
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Update on the Another Regen radio project more pictures
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ballroad |
5 |
233 |
Jan Wed 19, 2022 9:55 pm
ballroad
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Battery Eliminator Problems
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jimhounschell |
9 |
181 |
Jan Tue 18, 2022 7:53 am
Usually Lurking
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Analog computer calculating efficiency using tubes?
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arianskre |
11 |
351 |
Jan Tue 18, 2022 5:02 am
ACORNVALVE
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Power supply question
|
Tube Radio |
5 |
258 |
Jan Tue 18, 2022 4:27 am
Tube Radio
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Monitoring modulation
[ Go to page: 1, 2 ]
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boogieman |
33 |
11402 |
Jan Tue 18, 2022 4:12 am
forumuser
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Battery Eliminator
|
amyotte |
18 |
491 |
Jan Mon 17, 2022 8:58 pm
amyotte
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New PWM based AM Transmitter
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Dare4444 |
1 |
96 |
Jan Mon 17, 2022 4:53 pm
Dare4444
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fox hole radio
[ Go to page: 1, 2 ]
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jimbob |
29 |
5322 |
Jan Sun 16, 2022 1:47 am
mrx
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Allied knight crystal radio
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mrx |
8 |
194 |
Jan Sat 15, 2022 10:40 pm
hwhall
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Magnavox CR-198C console upgrades
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Tube Radio |
0 |
50 |
Jan Sat 15, 2022 7:09 pm
Tube Radio
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5DEP1 scope clock revisited
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Tube Radio |
0 |
80 |
Jan Fri 14, 2022 11:10 pm
Tube Radio
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Adding Bluetooth to a couple of my Vintage AM Radios
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spfenn |
8 |
323 |
Jan Fri 14, 2022 1:54 pm
Dave Doughty
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Triple Frequency XTAL CD4011 oscillator Idea
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Dare4444 |
2 |
169 |
Jan Thu 13, 2022 5:42 pm
Dare4444
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Heathkit K-1 coil information
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Jim Mueller |
4 |
156 |
Jan Thu 13, 2022 12:03 am
Jim Mueller
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Modeling transformer windings in LTSpice
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Macrohenry |
3 |
170 |
Jan Sat 08, 2022 11:33 pm
ACORNVALVE
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Solid State Transformer Substitute: Update
[ Go to page: 1, 2 ]
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JnTX |
29 |
7911 |
Jan Fri 07, 2022 11:25 pm
allthumbs
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Looking for two beta testers for AM Transmitter
[ Go to page: 1, 2, 3, 4, 5 ]
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Macrohenry |
96 |
5895 |
Jan Fri 07, 2022 6:55 pm
processhead
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Ukraine headphones
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jimbob |
3 |
318 |
Jan Thu 06, 2022 4:23 pm
battradio@
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Simple modulated crystal controlled 455 kHz oscillator...
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xrhonda91 |
17 |
7664 |
Jan Wed 05, 2022 4:13 pm
Dare4444
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Marantz T1........well sorta anyway
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archeus68 |
4 |
396 |
Jan Tue 04, 2022 11:08 pm
DrRick
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Moved: YAESU FT-891 NOISE BLANKER GOOD or BAD ?
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Frank512 |
1 |
119 |
Jan Tue 04, 2022 6:15 am
Macrohenry
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6V6 SE HiFi amp (new project)
[ Go to page: 1 ... 33, 34, 35 ]
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Pbpix |
682 |
116475 |
Jan Mon 03, 2022 10:42 pm
john8750
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A Transmitter Circuit Using a 6CQ8 (or 6U8A or 6GH8A)
[ Go to page: 1, 2, 3, 4 ]
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BobWeaver |
77 |
26737 |
Jan Mon 03, 2022 6:33 am
BobWeaver
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Home-made freq counter & RF-generator unit for AM BCB radios
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xrhonda91 |
6 |
683 |
Jan Sat 01, 2022 5:36 pm
xrhonda91
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6GY6 transmitter mod
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Tube Radio |
2 |
214 |
Dec Fri 31, 2021 3:53 am
Tube Radio
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Homebrew Electrostatic TV Set.
[ Go to page: 1, 2 ]
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ACORNVALVE |
24 |
5348 |
Dec Fri 31, 2021 1:40 am
ACORNVALVE
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Redesigning/Improving the Talking House Transmitter
[ Go to page: 1, 2, 3 ]
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cc333 |
57 |
2908 |
Dec Fri 31, 2021 12:03 am
Tube Radio
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Single ended 6L6 amplifier
[ Go to page: 1, 2 ]
|
Erich Loepke |
20 |
4703 |
Dec Thu 30, 2021 12:48 am
ACORNVALVE
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Moved: Vint. 6V/80 A Alternator
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Harold Wright |
12 |
606 |
Jan Sun 02, 2022 12:44 am
SHOVELHEAD TOO
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small directional antenna for outside RFI hunt
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forumuser |
12 |
554 |
Dec Tue 28, 2021 5:07 pm
LM386
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Wiring a kit/homebrew?
[ Go to page: 1, 2 ]
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Govee |
34 |
1801 |
Dec Tue 28, 2021 1:28 am
Govee
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Crystal radio
[ Go to page: 1, 2, 3 ]
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Chriscrosley1 |
44 |
2369 |
Dec Mon 27, 2021 4:31 pm
Macrohenry
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RF switchmode amplifiers PDF
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Dare4444 |
10 |
562 |
Dec Sat 25, 2021 8:50 pm
Rich, W3HWJ
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Legally exceeding the 100mW limit, is this a loop hole?
[ Go to page: 1, 2, 3 ]
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Dare4444 |
49 |
2281 |
Dec Sat 25, 2021 6:32 pm
Mike Toon
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Help With Radio Power Supply
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Fordman |
14 |
910 |
Dec Fri 24, 2021 10:45 pm
ACORNVALVE
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Microcontroller Based Signal Generator
[ Go to page: 1 ... 10, 11, 12 ]
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louhaskell |
227 |
79359 |
Dec Mon 20, 2021 10:20 pm
BobWeaver
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Converting fada 44 into bluetooth
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Progman22 |
3 |
187 |
Dec Mon 20, 2021 8:39 pm
FStephenMasek
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Electrostatic CRT deflection circuit
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Tube Radio |
17 |
1074 |
Dec Mon 20, 2021 8:35 pm
Tube Radio
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Long over due / forgotten projects
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N2LXM |
4 |
539 |
Dec Mon 20, 2021 4:43 am
BikenSwim
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general output wattage of antique radios?
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sat159p1 |
3 |
368 |
Dec Sun 19, 2021 3:38 am
battradio@
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Home made ultradyne
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AlekZ |
9 |
751 |
Dec Sat 18, 2021 10:33 pm
AlekZ
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Possible audio amp build - need transformer help please
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TV MAN |
16 |
915 |
Dec Sat 18, 2021 3:12 pm
Tim Tress
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Chassis punches
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jimbob |
9 |
853 |
Dec Thu 16, 2021 7:24 am
Mr. Detrola
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Part 15 frustration possible solution?
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Macrohenry |
11 |
868 |
Dec Wed 15, 2021 4:01 pm
forumuser
|
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PWM AM exciter. Should work!!
[ Go to page: 1, 2 ]
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Dare4444 |
33 |
1858 |
Dec Mon 13, 2021 9:41 pm
Dare4444
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"Hum" noise in transmitter When listening to it on AM radio
[ Go to page: 1, 2 ]
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sv3ora |
21 |
1929 |
Dec Mon 13, 2021 9:35 pm
Mike Toon
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