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No unread posts Attachment(s) Help needed with IF stage oscillation / motorboating

szoftveres

16

116

Aug Sat 08, 2020 10:13 pm

Chriscrosley1 View the latest post

No unread posts Attachment(s) 1917 Regenerative Receiver - Build Project

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bheggeseth

29

966

Aug Fri 07, 2020 8:12 pm

infzqi View the latest post

No unread posts Attachment(s) Assistance requested with a superhet build.

928GTS

5

189

Aug Fri 07, 2020 12:55 am

Usually Lurking View the latest post

No unread posts Attachment(s) Talking House AM Transmitter MODIFICATION IDEAS HELP?

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gmcjetpilot

202

69799

Aug Thu 06, 2020 7:19 pm

Daniel-From-Poland View the latest post

No unread posts Attachment(s) Variable capacitor mounting

jimbob

7

459

Aug Thu 06, 2020 12:18 pm

Mikeinkcmo View the latest post

No unread posts Attachment(s) reflex radio question

annuvin

4

116

Aug Wed 05, 2020 10:38 pm

annuvin View the latest post

No unread posts Attachment(s) Ferrite Sleeve Loop antennas: Are they for real?

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pentagrid

57

21743

Aug Wed 05, 2020 8:07 pm

regenfreak View the latest post

No unread posts Power supply

Tube Radio

9

158

Aug Wed 05, 2020 2:43 am

Tube Radio View the latest post

No unread posts Attachment(s) UPDATE: RC-30 Manual Homemade television

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Mr. Highlander

32

1914

Aug Wed 05, 2020 12:09 am

Mr. Highlander View the latest post

No unread posts 20 meter band regen.build

jimbob

4

290

Aug Tue 04, 2020 9:58 am

aurel View the latest post

No unread posts Scope clock question

Tube Radio

2

132

Aug Tue 04, 2020 5:44 am

Tube Radio View the latest post

No unread posts TL783CKCSE3 regulator question

Tube Radio

9

237

Aug Sat 01, 2020 6:41 pm

Tube Radio View the latest post

No unread posts Determining input impedance

spierce328

4

317

Aug Sat 01, 2020 5:21 pm

spierce328 View the latest post

No unread posts DDS transmitter

targeteye

8

264

Jul Thu 30, 2020 11:15 pm

BobWeaver View the latest post

No unread posts Crystal Osc. For AM Broadcaster

Harold Wright

6

266

Jul Thu 30, 2020 4:56 pm

Harold Wright View the latest post

No unread posts Attachment(s) Multi DDS Project for the shack.

Mikeinkcmo

14

605

Jul Wed 29, 2020 9:17 pm

Mikeinkcmo View the latest post

No unread posts Attachment(s) Help With Homebrew Transmitter

[ Go to pageGo to page: 1, 2 ]

Fordman

20

479

Jul Mon 27, 2020 12:35 am

JGTubeamps View the latest post

No unread posts Attachment(s) Lafayette KT-195 (LA-23) AM Radio Broadcast Amplifier

donhradio

8

463

Jul Sat 25, 2020 1:06 am

Tim Tress View the latest post

No unread posts Drive a horn speaker from a IPhone?

arzoo623

5

457

Jul Fri 24, 2020 3:40 am

Indiana Radios View the latest post

No unread posts Attachment(s) FM Exciter + 2n7000 amp Spice Simulation.

Dare4444

1

105

Jul Thu 23, 2020 5:32 pm

Dare4444 View the latest post

No unread posts Attachment(s) ONE TRANSISTOR FM SUPERHET RECEIVER

aurel

6

340

Jul Thu 23, 2020 4:36 pm

aurel View the latest post

No unread posts Attachment(s) Cheap China bt receiver

Electrowight

15

1091

Jul Tue 21, 2020 3:18 am

Electrowight View the latest post

No unread posts Attachment(s) info needed for B & W coil form

forumuser

10

372

Jul Tue 21, 2020 2:52 am

infomet View the latest post

No unread posts Attachment(s) Speed control circuit

Tube Radio

13

760

Jul Mon 20, 2020 3:27 pm

Tube Radio View the latest post

No unread posts Attachment(s) VGA to scope converter build

Tube Radio

5

523

Jul Wed 15, 2020 4:19 am

Tube Radio View the latest post

No unread posts Attachment(s) Tecsun 2P3 troubleshooting

ohiotech

4

429

Jul Mon 06, 2020 8:38 pm

ohiotech View the latest post

No unread posts Attachment(s) Band Pass Filters

Motorola1

11

462

Jul Sun 05, 2020 11:24 pm

mblack View the latest post

No unread posts Battery eliminator Zener Resistor

jimbenedict

10

856

Jul Sun 05, 2020 9:11 pm

wazz View the latest post

No unread posts Attachment(s) Guidance on building transmitter for a vintage game from 70s

[ Go to pageGo to page: 1, 2 ]

lupin3rd

22

950

Jul Wed 01, 2020 10:54 pm

richfair View the latest post

No unread posts Attachment(s) Back to the basic "basics" so bear with me

[ Go to pageGo to page: 1, 2, 3, 4 ]

IGot2P

69

3234

Jul Wed 01, 2020 6:08 am

Chas View the latest post

No unread posts Attachment(s) Zenith S-7000 Wireless and a 1.63 MHz Crystal

[ Go to pageGo to page: 1, 2 ]

pharrison

31

1665

Jun Sun 28, 2020 4:03 pm

Tim Tress View the latest post

No unread posts Attachment(s) New build from scratch - proper steps

[ Go to pageGo to page: 1, 2 ]

pharrison

23

792

Jun Sat 27, 2020 6:54 pm

35Z5 View the latest post

No unread posts Ultimate 01A TRF project

Airway Radio Fan

7

605

Jun Sat 27, 2020 2:59 am

Airway Radio Fan View the latest post

No unread posts Hartley v. Cathode modulated RF stage for an AM transmitter

pharrison

3

231

Jun Thu 25, 2020 11:02 pm

pixellany View the latest post

No unread posts Attachment(s) My SE 12SL7 - 6V6G stereo

[ Go to pageGo to page: 1 ... 15, 16, 17 ]

Pbpix

327

17583

Jun Tue 23, 2020 1:45 am

john8750 View the latest post

No unread posts lil 7

nensign

6

655

Jun Mon 22, 2020 8:29 pm

westcoastjohn View the latest post

No unread posts Toriods and ticklers

jimbob

2

335

Jun Mon 22, 2020 8:26 pm

jimbob View the latest post

No unread posts Attachment(s) Suggestions for regenerative tube receiver

black85vette

16

971

Jun Mon 22, 2020 1:02 pm

black85vette View the latest post

No unread posts Attachment(s) Crystal Frequency Deviation Question

Dare4444

15

766

Jun Mon 22, 2020 1:39 am

Dare4444 View the latest post

No unread posts Attachment(s) PCB Etching

[ Go to pageGo to page: 1, 2 ]

dholland

22

1231

Jun Sun 21, 2020 2:57 am

dholland View the latest post

Moved topic Attachment(s) Moved: Frequency counters

jimbob

11

669

Jun Sun 21, 2020 12:32 am

jimbob View the latest post

No unread posts Attachment(s) Drive-in movie speakers (need technical help)

[ Go to pageGo to page: 1, 2 ]

Ntlyguy

29

1394

Jun Sat 20, 2020 4:26 pm

Ken Layton View the latest post

No unread posts One valve regenerative receiver runs off 12 volts

Dare4444

0

340

Jun Fri 19, 2020 8:08 pm

Dare4444 View the latest post

No unread posts Attachment(s) adding regen to a TRF AM radio

annuvin

5

365

Jun Fri 19, 2020 5:58 pm

LM386 View the latest post

No unread posts 6BA6 Tube Radio

Jonathan Hu

2

331

Jun Fri 19, 2020 12:02 pm

pixellany View the latest post

No unread posts Mr. Carlson's Lab RF Preamp Circuit

ck81144

2

449

Jun Thu 18, 2020 1:21 pm

ck81144 View the latest post

No unread posts Attachment(s) Tarnished Silver as a Crystal Radio Detector

vu2nan

14

3157

Jun Wed 17, 2020 9:46 pm

hwhall View the latest post

No unread posts Attachment(s) Homebrew Electrostatic TV Set.

ACORNVALVE

16

1738

Jun Wed 17, 2020 3:03 am

Mr. Highlander View the latest post

No unread posts Attachment(s) Experiments with "Wenzel" AM modulator circuit.

pksato

9

628

Jun Mon 15, 2020 10:08 pm

Dare4444 View the latest post

No unread posts rf chokes

jimbob

14

873

Jun Sat 13, 2020 5:06 pm

Rich, W3HWJ View the latest post

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