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| Topics |
Author |
Replies |
Views |
Last post |
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 Crystal radio
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Chriscrosley1 |
2 |
71 |
Dec Tue 07, 2021 9:42 pm
fifties
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Home made ultradyne
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AlekZ |
1 |
13 |
Dec Tue 07, 2021 9:38 pm
Chas
|
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RF switchmode amplifiers PDF
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Dare4444 |
0 |
12 |
Dec Tue 07, 2021 8:27 pm
Dare4444
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One Transistor Superhet
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transistor495 |
3 |
206 |
Dec Tue 07, 2021 6:20 pm
KB4QAA
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Wiring a kit/homebrew?
[  Go to page: 1, 2 ]
|
Govee |
30 |
720 |
Dec Tue 07, 2021 1:47 pm
Govee
|
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PWM AM exciter. Should work!!
[ Go to page: 1, 2 ]
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Dare4444 |
23 |
472 |
Dec Tue 07, 2021 12:29 pm
Dare4444
|
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Possible audio amp build - need transformer help please
|
TV MAN |
10 |
335 |
Dec Tue 07, 2021 3:39 am
TV MAN
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Part 15 frustration possible solution?
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Macrohenry |
8 |
298 |
Dec Tue 07, 2021 12:40 am
Peter Bertini
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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 |
47 |
1047 |
Dec Mon 06, 2021 10:47 am
ACORNVALVE
|
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Redesigning/Improving the Talking House Transmitter
[ Go to page: 1, 2, 3 ]
|
cc333 |
51 |
2000 |
Dec Sat 04, 2021 1:39 pm
mblack
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Electrostatic CRT deflection circuit
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Tube Radio |
14 |
493 |
Dec Thu 02, 2021 2:11 pm
Tube Radio
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Can someone help me identify this?
[ Go to page: 1, 2 ]
|
robroot61 |
35 |
1840 |
Dec Thu 02, 2021 12:33 pm
robroot61
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Chassis punches
|
jimbob |
6 |
395 |
Dec Wed 01, 2021 5:28 am
Mikeinkcmo
|
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Does anyone have the schematic for the Tom Kipgen radio
|
mrx |
11 |
741 |
Nov Mon 29, 2021 9:08 pm
Dave Schmarder
|
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Single transistor AM TX
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Dare4444 |
7 |
481 |
Nov Mon 29, 2021 4:00 pm
Dare4444
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Obtain a gain of 450 from one vacuum tube
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flyboy71 |
16 |
4100 |
Nov Sun 28, 2021 8:55 pm
ACORNVALVE
|
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Moved: Grid/Tip connector purpose
|
breadbox |
5 |
380 |
Dec Wed 01, 2021 2:30 am
azenithnut
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Part 15 Rules?
|
Rich, W3HWJ |
9 |
443 |
Nov Fri 26, 2021 9:08 pm
Dare4444
|
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Variation on the 35Z5 ECS oscillator transmitter
[ Go to page: 1, 2, 3, 4, 5 ]
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black85vette |
93 |
19229 |
Nov Fri 26, 2021 8:21 pm
Dare4444
|
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74HC04 Franklin Osc based AM Transmitter. (Cool circuit!)
|
Dare4444 |
10 |
669 |
Nov Fri 26, 2021 6:49 pm
Dare4444
|
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Medium Wave AM Transmitter Ideas & Circuits. Post Them Here.
[ Go to page: 1, 2 ]
|
Dare4444 |
27 |
1618 |
Nov Fri 26, 2021 6:32 pm
Dare4444
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OpAmp AM Transmitter works!!
|
Dare4444 |
0 |
143 |
Nov Fri 26, 2021 2:02 pm
Dare4444
|
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The Big misconception about electricity
[ Go to page: 1, 2 ]
|
Dare4444 |
23 |
671 |
Nov Thu 25, 2021 10:52 pm
ACORNVALVE
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AM modulation index question.
|
Dare4444 |
7 |
246 |
Nov Wed 24, 2021 12:59 pm
Dare4444
|
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Electrostatic CRT and more homebrew
|
Audioman |
0 |
112 |
Nov Wed 24, 2021 3:09 am
Audioman
|
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Looking for a very tiny AM transmitter
[ Go to page: 1, 2 ]
|
Paul Dietenberger |
31 |
1310 |
Nov Thu 18, 2021 7:12 am
Keeta
|
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Looking for simple CW encoder and decoder projects
|
sv3ora |
15 |
1189 |
Nov Thu 18, 2021 4:55 am
BobWeaver
|
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Circuit question
|
SkyKing |
14 |
652 |
Nov Wed 17, 2021 2:36 am
SkyKing
|
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AM transistor radio from scratch
[ Go to page: 1, 2 ]
|
whfh99 |
21 |
1435 |
Nov Sun 14, 2021 10:43 pm
whfh99
|
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Wave Trap questions
[ Go to page: 1, 2 ]
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Rich, W3HWJ |
20 |
1082 |
Nov Sat 13, 2021 1:29 am
battradio@
|
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Navy Loose Coupler wire sizes
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mrx |
7 |
438 |
Nov Fri 12, 2021 7:00 pm
mrx
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Help With Radio Power Supply
|
Fordman |
10 |
448 |
Nov Thu 11, 2021 3:44 pm
Airway Radio Fan
|
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RCA RP-190 modification
|
Tube Radio |
10 |
511 |
Nov Mon 08, 2021 10:13 pm
ACORNVALVE
|
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Single Ended Ultra Linear amp builds
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Glowtubes |
13 |
825 |
Nov Thu 04, 2021 10:13 pm
ACORNVALVE
|
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Design a AM receiver superheterodyne AM front-end
|
juanmcifuentes |
2 |
369 |
Nov Thu 04, 2021 6:43 pm
szoftveres
|
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Actual radiated power of part 15 AM Transmitters?
|
Dare4444 |
16 |
1009 |
Nov Thu 04, 2021 5:58 pm
Lou deGonzague
|
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Moved: Small variable capacitor source???
|
ehjohnny |
10 |
696 |
Nov Wed 10, 2021 7:23 am
oldradioparts
|
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Antenna for QRP pixie kit
[ Go to page: 1, 2 ]
|
whfh99 |
23 |
2698 |
Oct Sat 30, 2021 9:21 am
COM-NAV-ECM
|
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New Use for Chinese "component testers"
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Rich, W3HWJ |
0 |
380 |
Oct Fri 29, 2021 5:14 pm
Rich, W3HWJ
|
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TRF HOMEBREW RADIO
|
ACORNVALVE |
15 |
3515 |
Oct Mon 25, 2021 12:51 am
Macrohenry
|
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How to alter your air variable capacitor.
|
lennyshere |
12 |
4165 |
Oct Sun 24, 2021 2:29 am
OldRelic
|
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Wooden 5-tube homebrew radio
|
radiotvnut |
3 |
605 |
Oct Sun 24, 2021 1:04 am
Tim Tress
|
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Tube RF Mixer expertise needed- Thank you please close
|
pehamel |
1 |
282 |
Oct Sat 23, 2021 9:47 pm
Eickerman
|
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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 |
84 |
4280 |
Oct Sat 23, 2021 3:38 pm
Macrohenry
|
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Popular Electronics 1955 "One Tube Wallop"
[ Go to page: 1, 2 ]
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transoceanic 8523 |
27 |
6490 |
Oct Sat 16, 2021 8:28 pm
Max Brandt
|
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Doerle 3 tube signal gripper question
|
ehjohnny |
7 |
569 |
Oct Fri 15, 2021 2:29 pm
Weanedontubes
|
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PS design for vintage low frequency receiver
|
SmoothOscillator |
5 |
441 |
Oct Thu 14, 2021 3:41 am
SmoothOscillator
|
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Tecsun 2P3 troubleshooting
|
ohiotech |
6 |
1833 |
Oct Sat 09, 2021 7:50 pm
Saturn5tony
|
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2n7000 X 3 , Class E Part15 Transmitter Idea
|
Dare4444 |
6 |
452 |
Oct Fri 08, 2021 6:11 am
Dare4444
|
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Eight Crystal Controlled Frequencies for MW band. No PLL!
|
Dare4444 |
2 |
253 |
Oct Thu 07, 2021 2:30 am
Dare4444
|
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