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Post New Topic  [ 3369 topics ]  Go to page Previous  1, 2, 3, 4, 5, 6, 7 ... 68  Next
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No unread posts Streaching square tinned copper bus wire

Ed Jacobs

1

322

Mar Thu 22, 2018 9:29 am

majoco View the latest post

No unread posts Attachment(s) Collins R-390 solid state regulator (circuit problem)

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Tube Radio

79

6045

Mar Wed 21, 2018 12:43 am

Tube Radio View the latest post

No unread posts Attachment(s) attempt to modulate rf with an opamp

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richfair

23

1321

Mar Mon 19, 2018 1:11 pm

bb.odin View the latest post

No unread posts An Info Source

Audioman

2

377

Mar Sun 18, 2018 10:59 pm

SkyKing View the latest post

No unread posts Attachment(s) Help with J-fet output impedance

michael w

14

1457

Mar Sun 18, 2018 1:59 pm

aa1ww View the latest post

No unread posts Help with new build...

youface

2

417

Mar Sun 18, 2018 1:32 pm

youface View the latest post

No unread posts Attachment(s) AM Transmitter

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dan3460

21

5145

Mar Sat 17, 2018 7:25 pm

ychris View the latest post

No unread posts Attachment(s) One-Dollar-Tube Guitar Amp

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mrriggs

47

7510

Mar Fri 16, 2018 8:15 pm

johnnyreece View the latest post

No unread posts Anyone still collecting/using vintage µ-wave tubes/eqpt ?

Tubologic

4

749

Mar Fri 16, 2018 3:04 am

N0BST View the latest post

No unread posts Where to find the 0-75pf trimmer cap.

Tin Omen

3

402

Mar Wed 14, 2018 6:57 am

BobWeaver View the latest post

No unread posts Attachment(s) Home stereo question

Tube Radio

2

425

Mar Tue 13, 2018 4:29 am

Tube Radio View the latest post

No unread posts Attachment(s) Capacitor leak detector

rebrands

6

789

Mar Sat 10, 2018 8:26 pm

upsss View the latest post

No unread posts Bluetooth Passive Amplifier

cvsolfari

1

434

Mar Wed 07, 2018 3:41 am

westcoastjohn View the latest post

No unread posts Silvertone Farm Set Radio cat no 2028

oldstick

1

494

Mar Mon 05, 2018 11:26 pm

glasdave View the latest post

No unread posts Super Simple FM transmitter

Dare4444

8

671

Mar Sun 04, 2018 1:04 am

Dale H. Cook View the latest post

No unread posts My crystal locked AM transmitter

Dare4444

9

847

Mar Sat 03, 2018 8:16 pm

bb.odin View the latest post

No unread posts Attachment(s) 8 track player/recorder modification

Tube Radio

10

616

Mar Sat 03, 2018 5:33 pm

Tube Radio View the latest post

No unread posts Crystal radio

Kd8hfy

2

587

Mar Sat 03, 2018 2:41 am

Chas View the latest post

No unread posts 96MHZ PLL locked FM transmitter Schematic

Dare4444

4

463

Mar Fri 02, 2018 9:28 pm

Dale H. Cook View the latest post

No unread posts Talking House AM Transmitter MODIFICATION IDEAS HELP?

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gmcjetpilot

89

46491

Mar Thu 01, 2018 3:59 pm

Tube Radio View the latest post

No unread posts Cutting bakelite

Ed Jacobs

3

607

Feb Wed 28, 2018 9:38 pm

Sol View the latest post

Moved topic Moved: Help with B+ voltages on a homebrew TRF

munali

3

379

Feb Wed 28, 2018 6:19 pm

Leigh View the latest post

No unread posts Attachment(s) Yet Another AM Transmitter: LDR modulated proof of concept

Macrohenry

12

989

Feb Wed 28, 2018 1:12 pm

Tube Radio View the latest post

No unread posts Looking for Square buss wire

Ed Jacobs

7

717

Feb Tue 27, 2018 10:10 pm

Chas View the latest post

No unread posts Attachment(s) Silvertone 2015 Chassis Project

Dutch Rabbit

4

455

Feb Sat 24, 2018 7:29 pm

Dutch Rabbit View the latest post

No unread posts Dual Control Pentode Am Transmitter Food For Thought

Audioman

1

354

Feb Sat 24, 2018 2:29 am

35Z5 View the latest post

No unread posts Attachment(s) 12AV6-12CS6 Transmitter(Revised Schematic)

[ Go to pageGo to page: 1 ... 32, 33, 34 ]

35Z5

677

131189

Feb Fri 23, 2018 4:17 pm

bill hamre View the latest post

No unread posts Attachment(s) RCA K-80 detector circuit mod

Tube Radio

7

662

Feb Wed 21, 2018 3:44 am

Tube Radio View the latest post

No unread posts Can we sticky the latest transmitter schematics?

Tin Omen

2

465

Feb Tue 20, 2018 10:04 pm

ggargia View the latest post

No unread posts Attachment(s) Cathode bias voltage measurement - LTSpice simulation

benman94

13

1102

Feb Tue 20, 2018 4:19 am

dtvmcdonald View the latest post

No unread posts Need advice in rebuilding a homebrew TRF

munali

2

543

Feb Sun 18, 2018 4:11 pm

munali View the latest post

Moved topic Moved: Fluke multi counter 1910 and 1910A

Alvin Johnson

3

467

Feb Thu 22, 2018 2:37 am

wazz View the latest post

No unread posts stereo decoder type 63

jpgunasinghe

0

352

Feb Tue 13, 2018 8:43 am

jpgunasinghe View the latest post

No unread posts Attachment(s) Audio processing an LM386-ECS100 transmitter

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

richfair

47

3155

Feb Mon 12, 2018 10:30 pm

black85vette View the latest post

No unread posts Attachment(s) AM Transmitter Design

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

Gip-Gip

41

4060

Feb Mon 12, 2018 5:58 am

Macrohenry View the latest post

No unread posts IV-6 VFD Tube Project Suggestions

Gip-Gip

0

303

Feb Mon 12, 2018 4:49 am

Gip-Gip View the latest post

No unread posts Attachment(s) QST's Pine board AM transmitter with tubes

ggargia

17

2842

Feb Sun 11, 2018 3:23 pm

zarco View the latest post

No unread posts Attachment(s) 6HS5 amplifier

Tube Radio

5

532

Feb Sun 11, 2018 5:38 am

Tube Radio View the latest post

No unread posts Worthwhile Pursuit? Western Electric KS-16754 Amplifier

Greenhorn

1

308

Feb Sun 11, 2018 1:55 am

wazz View the latest post

No unread posts Talking House 5 external antenna

Tbone

3

596

Feb Fri 09, 2018 11:03 pm

Macrohenry View the latest post

No unread posts Poll: Should I produce an AM transmitter?

[ Go to pageGo to page: 1, 2 ]

Gip-Gip

35

2527

Feb Fri 09, 2018 3:20 am

SkyKing View the latest post

No unread posts 80m Loop Antenna Calculator

michael w

7

868

Feb Wed 07, 2018 9:32 am

michael w View the latest post

No unread posts Ring Terminals?

Ed Jacobs

3

427

Feb Sun 04, 2018 2:08 pm

Dale H. Cook View the latest post

No unread posts Attachment(s) Popular Electronics 1955. Build a 1 Tube Radio 1D8-GT

[ Go to pageGo to page: 1, 2 ]

transoceanic 8523

25

3317

Feb Sun 04, 2018 1:05 pm

tubeAMP View the latest post

No unread posts Attachment(s) 6888 transmitter and FM MP3 Player

Ed Kraushar

4

628

Feb Sat 03, 2018 10:06 pm

Ed Kraushar View the latest post

No unread posts Two tube transmitter question

Tube Radio

15

1256

Feb Sat 03, 2018 2:11 pm

Tube Radio View the latest post

No unread posts Attachment(s) AM Transmitter - - Any Good?

SparkyDan

11

1151

Feb Fri 02, 2018 10:10 pm

atwaterkent1 View the latest post

No unread posts Attachment(s) Coil winding machines

[ Go to pageGo to page: 1, 2 ]

Norm Johnson

24

2102

Jan Wed 31, 2018 2:57 am

Norm Johnson View the latest post

No unread posts Attachment(s) 6V6 / 6AQ5 PP Stereo Amp

[ Go to pageGo to page: 1 ... 107, 108, 109 ]

Pbpix

2164

198028

Jan Wed 31, 2018 1:03 am

Pbpix View the latest post

No unread posts Attachment(s) Need pass transistor test jig

[ Go to pageGo to page: 1, 2 ]

Southerner

23

3284

Jan Tue 30, 2018 5:23 pm

Southerner View the latest post

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