|
|
| Topics |
Author |
Replies |
Views |
Last post |
| Announcements |
 |
Contacting Forum Administrator
|
Alan Voorhees |
0 |
13874 |
Jan Sun 22, 2023 9:10 am
Alan Voorhees
|
 |
How to fix >> DEACTIVATED ACCOUNT <<
[  Go to page: 1, 2 ]
|
Alan Voorhees |
34 |
39111 |
Jun Sun 04, 2023 3:07 am
Electronic Memory
|
| Topics |
|
Choccy Block Crystal Radio
|
Rich, W3HWJ |
7 |
439 |
Jun Tue 06, 2023 9:20 pm
BobWeaver
|
|
 Help explaining schematic
|
arianskre |
9 |
285 |
Jun Tue 06, 2023 8:02 pm
arianskre
|
|
Circuit for digital frequency display
|
Tube Radio |
10 |
419 |
Jun Tue 06, 2023 1:33 pm
Tube Radio
|
|
Converting RCA plug input to coax output
|
frontier |
6 |
219 |
Jun Mon 05, 2023 4:46 pm
LM386
|
|
UPDATE #2: RC-30 Manual television Cabinet Almost done!
[ Go to page: 1, 2, 3 ]
|
Mr. Highlander |
52 |
14887 |
Jun Mon 05, 2023 12:17 am
Jim Mueller
|
|
My favorite 1920s radio power supply
|
Dave Slusarczyk |
3 |
207 |
Jun Sat 03, 2023 8:34 pm
Dave Slusarczyk
|
|
Solid State SW Superhet
[ Go to page: 1, 2 ]
|
towble |
22 |
905 |
Jun Sat 03, 2023 8:26 am
ACORNVALVE
|
|
PVC Fittings Plug-in coils
|
Rich, W3HWJ |
10 |
493 |
Jun Fri 02, 2023 10:51 pm
Macrohenry
|
|
Just what is this??
|
arianskre |
2 |
205 |
Jun Fri 02, 2023 4:07 pm
Rich, W3HWJ
|
|
DIY Multiplexer?
[ Go to page: 1, 2 ]
|
Maraakate |
24 |
8139 |
May Wed 31, 2023 3:03 pm
Maraakate
|
|
Troubling old-man's-toy TX
|
pehamel |
6 |
542 |
May Tue 30, 2023 4:17 am
pehamel
|
|
Replicating Miller 242-A Antenna Coil
[ Go to page: 1, 2 ]
|
Macrohenry |
39 |
2417 |
May Mon 29, 2023 7:37 pm
Macrohenry
|
|
A simple, single-ended 6Y6 amplifier
|
Yote |
15 |
1749 |
May Sat 27, 2023 10:08 am
battradio@
|
|
Homebrew type 30 tube audio amp
|
aa5nut |
11 |
3442 |
May Thu 25, 2023 4:53 pm
radioman123
|
|
Morgan Regen Project
[ Go to page: 1, 2 ]
|
Rich, W3HWJ |
24 |
991 |
May Mon 22, 2023 3:52 pm
olddavid
|
|
6GY6 two tube transmitter question
|
Tube Radio |
15 |
2506 |
May Fri 19, 2023 4:42 am
Tube Radio
|
|
Push pull 45 amp question
|
Tube Radio |
4 |
390 |
May Wed 17, 2023 5:41 pm
Tube Radio
|
|
interstage transformer or tube inverter?
|
classicelectronicsguy |
10 |
990 |
May Wed 17, 2023 5:30 pm
classicelectronicsguy
|
|
Is SMPS ferrite core responsive to RF ?
[ Go to page: 1, 2 ]
|
Vintage A |
37 |
1824 |
May Tue 16, 2023 10:03 am
ACORNVALVE
|
|
"Use your TV set as an oscilloscope"
|
AlekZ |
5 |
573 |
May Sun 14, 2023 5:41 am
AlekZ
|
|
looking for a 300 watt mod transformer for my johnson 500
|
awoodeye |
1 |
178 |
May Sun 14, 2023 3:51 am
Jim Mueller
|
|
Curious eBay find- Pomona box with 12 MPF102's on a circuit
[ Go to page: 1, 2 ]
|
keithostertag |
21 |
1216 |
May Thu 11, 2023 9:48 pm
Alfredo_T
|
|
Meissner 2-tube regen -- revised and working
[ Go to page: 1, 2 ]
|
allthumbs |
38 |
2560 |
May Thu 11, 2023 1:25 am
olddavid
|
|
Constant voltage circuit
|
Tube Radio |
15 |
873 |
May Wed 10, 2023 5:27 pm
Tube Radio
|
|
cathode circuit design
|
AI6LY |
5 |
380 |
May Mon 08, 2023 9:37 pm
Tom Bavis
|
|
Homemade power supply advice needed
[ Go to page: 1, 2 ]
|
frontier |
21 |
944 |
May Mon 08, 2023 4:43 am
frontier
|
|
Phase splitter question
[ Go to page: 1, 2 ]
|
Tube Radio |
23 |
1747 |
May Sun 07, 2023 2:23 pm
Tube Radio
|
|
Purpose of ground
|
K4YDO |
17 |
886 |
May Fri 05, 2023 9:08 pm
BobWeaver
|
|
UTC Trans substitute.
|
err ducks |
3 |
322 |
May Fri 05, 2023 6:11 pm
err ducks
|
|
Switching Synchronous Detector Half Complete
[ Go to page: 1, 2 ]
|
Macrohenry |
20 |
1157 |
May Thu 04, 2023 7:34 pm
Macrohenry
|
|
Magnetized toroids?
[ Go to page: 1, 2 ]
|
Macrohenry |
20 |
1534 |
May Thu 04, 2023 2:54 pm
Macrohenry
|
|
ProgRock - 'programmable' crystal
|
Mike Yancey |
6 |
407 |
Apr Sun 30, 2023 9:36 pm
hbr nut
|
|
2 Tube Amplified Crystal Radio
|
robroot61 |
12 |
726 |
Apr Sun 30, 2023 5:11 pm
robroot61
|
|
HV Power Supply
|
K4YDO |
4 |
606 |
Apr Sat 29, 2023 2:22 pm
eduardoa
|
|
building a 6bk7 6gy6 am transmitter
[ Go to page: 1, 2 ]
|
ego sum jp |
37 |
2952 |
Apr Sat 29, 2023 3:14 am
Dale Saukerson
|
|
Screen circuit voltage/resistance questions
|
allthumbs |
9 |
668 |
Apr Sun 23, 2023 11:00 pm
BobWeaver
|
|
Hoiw are temp-stabilized resistors used?
|
Macrohenry |
3 |
321 |
Apr Sun 23, 2023 2:11 am
Jim Mueller
|
|
Another transformer output question.
|
K4YDO |
9 |
572 |
Apr Sun 23, 2023 12:55 am
Jim Mueller
|
|
6V Vibrapack
|
arianskre |
7 |
565 |
Apr Sat 22, 2023 3:16 pm
bcascisa
|
|
Tube audio buffer
[ Go to page: 1, 2 ]
|
Tube Radio |
33 |
1503 |
Apr Thu 20, 2023 1:52 pm
Tube Radio
|
|
Power Supply W. A Synchronous Vibrator
|
Harold Wright |
2 |
320 |
Apr Wed 19, 2023 3:51 am
ACORNVALVE
|
|
How many regens.
|
jimbob |
10 |
1119 |
Apr Tue 18, 2023 7:05 pm
zarco
|
|
How would I recreate this circuit?
|
arianskre |
19 |
1814 |
Apr Mon 17, 2023 5:13 pm
ACORNVALVE
|
|
Transformer coupled low voltage tube push pull amp
|
battradio@ |
10 |
749 |
Apr Sun 16, 2023 3:25 pm
BikenSwim
|
|
Inductors for signal generator
[ Go to page: 1, 2 ]
|
Radiator |
21 |
1301 |
Apr Sat 15, 2023 8:40 pm
Macrohenry
|
|
0.18W HF linear amplifier with 7805 voltage regulator chip.
|
Dare4444 |
16 |
957 |
Apr Thu 13, 2023 10:50 am
ACORNVALVE
|
|
Looking for Graeme Zimmer's pages
|
Macrohenry |
2 |
236 |
Apr Wed 12, 2023 9:33 pm
Mike Yancey
|
|
TO MAKE AN ADJUSTED GRID-LEAK
|
Chas |
15 |
1299 |
Apr Mon 10, 2023 10:18 pm
ACORNVALVE
|
|
Increase Sensitivity of 20ua meter. (amplifier?)
[ Go to page: 1, 2 ]
|
WA1KPD |
30 |
1825 |
Apr Mon 10, 2023 3:51 am
smithdoor
|
|
RF Voltmeter module for VTVM or DMM
[ Go to page: 1, 2 ]
|
Eric E |
25 |
1606 |
Apr Sun 09, 2023 5:06 pm
smithdoor
|
|
|
