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| Topics |
Author |
Replies |
Views |
Last post |
| Announcements |
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Contacting Forum Administrator
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Alan Voorhees |
0 |
7265 |
Jan Sun 22, 2023 9:10 am
Alan Voorhees
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How to fix >> DEACTIVATED ACCOUNT <<
[  Go to page: 1, 2 ]
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Alan Voorhees |
25 |
22616 |
Mar Fri 03, 2023 7:44 am
torch
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| Topics |
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Neon bulb circuit
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Tube Radio |
0 |
13 |
Apr Sun 02, 2023 4:27 am
Tube Radio
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 Amp question
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Tube Radio |
12 |
460 |
Apr Sun 02, 2023 3:46 am
Tube Radio
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Tube radio with solid state high voltage.
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K4YDO |
9 |
268 |
Apr Sun 02, 2023 1:50 am
Jim Mueller
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Meissner 2-tube regen
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allthumbs |
16 |
482 |
Apr Sun 02, 2023 1:40 am
shinkuukan
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building a 6bk7 6gy6 am transmitter
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ego sum jp |
16 |
827 |
Apr Sat 01, 2023 11:52 pm
tube42
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type 32 r.f. amp and phenolic tubing
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ehjohnny |
3 |
359 |
Apr Sat 01, 2023 1:28 pm
ehjohnny
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Is there a simple circuit that can produce 67.5 volts?
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Bill Benson |
10 |
226 |
Apr Sat 01, 2023 5:27 am
fifties
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How would I recreate this circuit?
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arianskre |
12 |
646 |
Mar Fri 31, 2023 7:31 pm
Alfredo_T
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180vdc supply
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Waterski |
8 |
464 |
Mar Fri 31, 2023 10:58 am
ACORNVALVE
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Antenna connection for Crystal radio help
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GaryQLD |
17 |
471 |
Mar Thu 30, 2023 10:03 pm
Chas
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2 tube audio amplifier
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ThePeaceableKingdom |
7 |
362 |
Mar Thu 30, 2023 5:52 pm
ThePeaceableKingdom
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Magnetized toroids?
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Macrohenry |
13 |
626 |
Mar Tue 28, 2023 9:35 pm
OldWireBender
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Simple Three Tube Stereo Amplifier May Need Another Tube
[ Go to page: 1 ... 7, 8, 9 ]
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Blorpcandy |
170 |
13594 |
Mar Mon 27, 2023 4:30 pm
Tube Radio
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27 Interflex Reciever
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radioman123 |
9 |
348 |
Mar Sun 26, 2023 4:01 pm
radioman123
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Battery Tab Spot Welding help needed
[ Go to page: 1, 2 ]
|
Southerner |
29 |
6402 |
Mar Sat 25, 2023 5:04 am
Southerner
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Winding wire for a Crystal Radio - Help needed
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GaryQLD |
9 |
351 |
Mar Fri 24, 2023 1:27 pm
SkyKing
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Bandpass Tuner
[ Go to page: 1, 2 ]
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Macrohenry |
37 |
2517 |
Mar Thu 23, 2023 9:12 pm
Macrohenry
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Increase Sensitivity of 20ua meter. (amplifier?)
[ Go to page: 1, 2 ]
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WA1KPD |
21 |
710 |
Mar Thu 23, 2023 8:09 pm
Macrohenry
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90° Stereo to Mono Quadrature Summer
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flyboy71 |
1 |
149 |
Mar Tue 21, 2023 1:39 pm
binhbui
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InfOspot AM Radio Transmitter -question
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JukeBoxDenny |
8 |
572 |
Mar Mon 20, 2023 4:12 pm
Tube Radio
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Alfred Morgan Two-tube Amp
[ Go to page: 1, 2, 3 ]
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radioman123 |
50 |
4514 |
Mar Sun 19, 2023 3:51 pm
Peter Bertini
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Delurk, Crystal Set, and tubes to come
[ Go to page: 1, 2 ]
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ThePeaceableKingdom |
34 |
1352 |
Mar Fri 17, 2023 1:01 pm
krystallo
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1H4/30 headphone amp
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radioman123 |
13 |
514 |
Mar Thu 16, 2023 5:01 am
BikenSwim
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AM oscillator/transmitter
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Chris in TC |
8 |
591 |
Mar Wed 15, 2023 10:57 pm
K4YDO
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Simple AM transmitter
[ Go to page: 1, 2 ]
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ego sum jp |
20 |
1366 |
Mar Tue 14, 2023 12:20 am
ego sum jp
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Question about unused pot terminal
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Macrohenry |
1 |
181 |
Mar Mon 13, 2023 4:33 am
Jim Mueller
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Antique Wireless Assoc. AM tx board
[ Go to page: 1, 2, 3, 4, 5 ]
|
Rich, W3HWJ |
83 |
16386 |
Mar Sun 05, 2023 5:48 am
coloradio
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Home broadcaster with globe tubes DONE
[ Go to page: 1 ... 4, 5, 6 ]
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Jon the Grimm |
100 |
38766 |
Mar Sat 04, 2023 6:04 pm
GiulioMaiocco
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FM, BT or Flash Drive to AM Radio
[ Go to page: 1, 2 ]
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K4YDO |
20 |
1153 |
Mar Thu 02, 2023 9:34 pm
rxradio1
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Filter design + audio mods
[ Go to page: 1, 2 ]
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Tube Radio |
27 |
1192 |
Feb Tue 28, 2023 3:43 am
Tube Radio
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Regenerodyne - oscillator troubles
|
allthumbs |
14 |
710 |
Feb Tue 28, 2023 1:50 am
allthumbs
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Adding a BFO SOLVED
|
N2LXM |
8 |
631 |
Feb Sun 26, 2023 10:14 pm
John Bartley
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AA5 IF
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N2LXM |
6 |
750 |
Feb Sun 26, 2023 7:24 pm
N2LXM
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Litz wire
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battradio@ |
18 |
1012 |
Feb Sun 26, 2023 3:24 pm
k6sti
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Build A 6 Hz Oscillator
[ Go to page: 1, 2, 3 ]
|
Harold Wright |
40 |
2082 |
Feb Fri 24, 2023 4:26 am
BobWeaver
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Crystal radio loudspeaker?
|
jethro98 |
16 |
1955 |
Feb Thu 23, 2023 2:40 am
gary350
|
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Best way to made pc board at home?
[ Go to page: 1, 2 ]
|
smithdoor |
31 |
1162 |
Feb Thu 23, 2023 1:13 am
Macrohenry
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My Foxhole, Mouse Trap, Cathedral, Home Smelted Galena
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krystallo |
5 |
646 |
Feb Wed 22, 2023 7:33 pm
olddavid
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The Horseman AM Transmitter Schematic
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Dare4444 |
10 |
753 |
Feb Tue 21, 2023 6:48 pm
Alfredo_T
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Coil sizes for a superhet
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arianskre |
8 |
532 |
Feb Mon 20, 2023 10:25 pm
battery-maker
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AM TX with diode mixer for vintage radios
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Dare4444 |
4 |
679 |
Feb Sun 19, 2023 4:58 am
Dare4444
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Ampex Model 520 MPX decoder mod
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Tube Radio |
0 |
203 |
Feb Sun 12, 2023 10:09 pm
Tube Radio
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Mgnavox FM tuner modification
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Tube Radio |
13 |
1389 |
Feb Sat 11, 2023 9:37 pm
Tube Radio
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Norms 12K5
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jimbob |
4 |
1071 |
Feb Mon 06, 2023 3:45 pm
jimbob
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Homebrew Circuits
|
RHE709 |
15 |
1583 |
Feb Fri 03, 2023 4:53 pm
Chas
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12 volt supply
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jimbob |
19 |
1627 |
Feb Wed 01, 2023 10:49 pm
olddavid
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Using resistor noise to transmit binary
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glennonsean |
5 |
494 |
Jan Mon 30, 2023 11:07 pm
Alfredo_T
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Another AM transmitter build - 2 tube w/ 6GY6
[ Go to page: 1, 2, 3 ]
|
black85vette |
46 |
15616 |
Jan Mon 30, 2023 3:16 am
N0BST
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RF plate chokes
[ Go to page: 1, 2 ]
|
N0BST |
24 |
2539 |
Jan Sat 28, 2023 4:40 pm
N0BST
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HB Bat. VM for Golfcart
|
Harold Wright |
4 |
494 |
Jan Sat 28, 2023 1:53 am
Tom Bavis
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