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| Topics |
Author |
Replies |
Views |
Last post |
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You can only have ONE account here.
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Alan Voorhees |
2 |
9436 |
Nov Wed 08, 2023 1:38 am
pehamel
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Contacting Forum Administrator
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Alan Voorhees |
0 |
27078 |
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 |
37 |
94748 |
Sep Sat 23, 2023 8:02 pm
lostcauses10x
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| Topics |
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 Infinite impedance detector-distortion or no?
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Macrohenry |
10 |
5010 |
Nov Wed 29, 2023 1:52 am
shinkuukan
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Limiter circuit design
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Tube Radio |
11 |
1348 |
Nov Tue 28, 2023 4:30 pm
Tube Radio
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Making wave-wound coils on winding machines.
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litzmania |
12 |
251 |
Nov Tue 28, 2023 3:26 am
litzmania
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New equipment for shop a new lathe
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smithdoor |
13 |
638 |
Nov Mon 27, 2023 12:46 am
smithdoor
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Balanced AM detector circuit
[ Go to page: 1, 2 ]
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shinkuukan |
20 |
1410 |
Nov Sun 26, 2023 3:41 pm
binhbui
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1626, VT-137 triode, anyone homebrew this tube?
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War Bird Radio |
15 |
4610 |
Nov Sun 26, 2023 2:24 am
N0BST
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Interested in LowFER
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arianskre |
13 |
574 |
Nov Thu 23, 2023 4:24 am
arianskre
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Transistor and Thermistor Substitution for AES K-101A
[ Go to page: 1, 2 ]
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KE0TCF |
33 |
1142 |
Nov Thu 23, 2023 2:14 am
jimtech
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Single tube regen receiver, how to operate?
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Airedale |
8 |
1281 |
Nov Tue 21, 2023 4:21 am
Chas
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LM386 simple AGC
[ Go to page: 1, 2 ]
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Macrohenry |
28 |
5940 |
Nov Sun 19, 2023 11:00 pm
Macrohenry
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The Horseman AM Transmitter Schematic
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Dare4444 |
11 |
1222 |
Nov Fri 17, 2023 11:19 pm
ChrisH
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1V2 RX better than $10k NASA Special
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solderblob |
3 |
354 |
Nov Thu 16, 2023 3:17 pm
solderblob
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Meter question
[ Go to page: 1, 2 ]
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Tube Radio |
30 |
9216 |
Nov Fri 10, 2023 10:38 pm
Tube Radio
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Need calculator to build a trap for 9.330 Mhz
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amyotte |
5 |
1052 |
Nov Wed 08, 2023 5:54 pm
amyotte
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First time crystal radio build
[ Go to page: 1 ... 4, 5, 6 ]
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whfh99 |
118 |
28041 |
Nov Sat 04, 2023 7:05 pm
whfh99
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How does one choose a particular type of FET?
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Macrohenry |
11 |
2950 |
Nov Sat 04, 2023 1:37 am
Macrohenry
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AMT-MW207 525-1605kHz kit built - OK sort of...
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Robert Lozier |
3 |
1841 |
Nov Fri 03, 2023 10:23 am
ACORNVALVE
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Radio Science Miniminor--a work in progress
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battery-maker |
3 |
527 |
Nov Fri 03, 2023 12:46 am
WoodchuckTN
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6GY6 two tube transmitter question
[ Go to page: 1, 2 ]
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Tube Radio |
22 |
4488 |
Nov Thu 02, 2023 5:37 pm
Tube Radio
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Home-made freq counter & RF-generator unit for AM BCB radios
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xrhonda91 |
18 |
5809 |
Oct Sat 28, 2023 7:43 pm
xrhonda91
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Dave's homemade radios
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jimbob |
6 |
1639 |
Oct Sat 28, 2023 12:22 am
Rich, W3HWJ
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Laser cut form for spider coil
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black85vette |
3 |
714 |
Oct Fri 27, 2023 8:37 pm
Mike Toon
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Crystal radio ground
[ Go to page: 1, 2 ]
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arianskre |
21 |
2880 |
Oct Fri 27, 2023 1:44 am
battradio@
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Knight Electronics Mini Lab
[ Go to page: 1 ... 13, 14, 15 ]
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kjw |
295 |
63821 |
Oct Thu 26, 2023 2:10 pm
chart@knightonline
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Compact home-made dual DC power supply with LED meters
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xrhonda91 |
11 |
1592 |
Oct Wed 25, 2023 11:23 pm
N2LXM
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IFT as an RFT?
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arianskre |
14 |
2430 |
Oct Tue 24, 2023 10:30 pm
Macrohenry
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Best way to wind a ferrite antenna coil ?
[ Go to page: 1, 2 ]
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Huesby |
26 |
19856 |
Oct Mon 23, 2023 3:56 pm
krystallo
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Mixing different freq. all together on one final output.. ?
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jpdesroc |
8 |
1248 |
Oct Thu 19, 2023 8:35 pm
ACORNVALVE
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Idea to transmit 4 different AM broadcast freq in my house..
[ Go to page: 1, 2, 3 ]
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jpdesroc |
47 |
4666 |
Oct Wed 18, 2023 10:22 pm
Alfredo_T
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How can this NASA VCA work?
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Macrohenry |
7 |
1107 |
Oct Tue 17, 2023 3:07 pm
BikenSwim
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Part 15 AM transmitter issue
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Tube Radio |
0 |
584 |
Oct Sat 14, 2023 5:31 pm
Tube Radio
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My first Crystal radio
[ Go to page: 1 ... 5, 6, 7 ]
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amyotte |
120 |
7567 |
Oct Fri 13, 2023 5:17 pm
Macrohenry
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tuning condensor
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jamesvinton |
2 |
596 |
Oct Thu 12, 2023 6:54 pm
Rich, W3HWJ
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1941 Morgan Two-Tube Amplifier
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Steven Olson |
12 |
1570 |
Oct Tue 10, 2023 10:12 am
Steven Olson
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Another AM transmitter thread
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jw4 |
4 |
852 |
Oct Tue 10, 2023 4:58 am
hwhall
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Need Schematic for AM transmitter by AES
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mccaffrp14 |
19 |
2923 |
Oct Tue 10, 2023 2:54 am
mccaffrp14
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Need output transformer
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J. Hill |
7 |
1016 |
Oct Sun 01, 2023 3:17 am
westcoastjohn
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Suggestions for Solid-state AM radio transmitters?
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zenithfan64 |
10 |
1473 |
Sep Fri 29, 2023 5:25 pm
zenithfan64
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More windings are needed for RF Transformer
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Vintage A |
4 |
692 |
Sep Fri 29, 2023 8:37 am
Vintage A
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Extremely simple crystal radio
[ Go to page: 1, 2 ]
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arianskre |
22 |
4148 |
Sep Wed 27, 2023 4:44 am
steveozz
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"An Unusual 40M CW Receiver" & "Auto-Control of Regenration"
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aa1ww |
0 |
522 |
Sep Thu 21, 2023 7:08 pm
aa1ww
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Marantz T1........well sorta anyway
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archeus68 |
5 |
1965 |
Sep Thu 21, 2023 7:00 pm
archeus68
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Regenerative Tube Radio Audio Band Pass Filter
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ACORNVALVE |
2 |
558 |
Sep Thu 21, 2023 4:50 am
ACORNVALVE
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Tube audio buffer
[ Go to page: 1, 2 ]
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Tube Radio |
36 |
4580 |
Sep Tue 19, 2023 8:18 pm
Tube Radio
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Atwater Kent Speaker Fan
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RDPipes |
6 |
771 |
Sep Tue 19, 2023 11:03 am
RDPipes
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7 plate vari-cap pF value?
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amyotte |
6 |
865 |
Sep Mon 18, 2023 9:17 pm
ACORNVALVE
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Trying to build a 3-tube series string mono amplifier
[ Go to page: 1, 2 ]
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acbaker123 |
25 |
2377 |
Sep Fri 15, 2023 4:54 am
BikenSwim
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Regen with Franklin oscillator
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allthumbs |
11 |
1323 |
Sep Mon 11, 2023 11:22 pm
shinkuukan
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HV supply design
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Tube Radio |
18 |
2163 |
Sep Sat 09, 2023 11:37 pm
ACORNVALVE
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another Morgan Regen
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Steven Olson |
18 |
2160 |
Sep Fri 08, 2023 5:15 pm
KJ6OFC
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