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Announcements
No unread posts Attachment(s) We're back ... What happened.

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Alan Voorhees

57

14674

Apr Tue 16, 2019 8:29 pm

kb2wig View the latest post

Topics
No unread posts Attachment(s) Demod probe results

allthumbs

6

97

Apr Fri 19, 2019 3:08 am

Usually Lurking View the latest post

No unread posts Attachment(s) Tubeless FM Converter

Mike C.

4

80

Apr Thu 18, 2019 5:56 pm

pauls.ironhorse View the latest post

No unread posts Attachment(s) AM PLL Transmitter kit

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Ed in SoDak

46

3325

Apr Thu 18, 2019 3:06 pm

khutch View the latest post

No unread posts Attachment(s) Another Little Prince- tube preamp

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john8750

195

2330

Apr Thu 18, 2019 6:01 am

john8750 View the latest post

No unread posts Attachment(s) A Deluxe Receiver for the DX Operator

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Norm Johnson

71

8783

Apr Thu 18, 2019 3:33 am

Norm Johnson View the latest post

No unread posts Attachment(s) Metered soft start with digital meter

Sal Brisindi

4

124

Apr Wed 17, 2019 5:55 pm

Mike Toon View the latest post

No unread posts Attachment(s) Super-Duper Simple single-FET external AM-BCB booster...

xrhonda91

11

561

Apr Sat 13, 2019 3:46 pm

xrhonda91 View the latest post

No unread posts Attachment(s) Building the Stancor Williamson Amp: 807 PP

Greenhorn

16

2161

Apr Sat 13, 2019 5:11 am

Greenhorn View the latest post

No unread posts Making a 1937 Airline radio chassis now on Youtube

Buzz1151

6

435

Apr Fri 12, 2019 10:34 pm

Buzz1151 View the latest post

No unread posts Attachment(s) Op Amp problems

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Dennis H.

72

922

Apr Fri 12, 2019 2:28 pm

pixellany View the latest post

No unread posts Attachment(s) AM flat loop antenna

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neondave

28

940

Apr Fri 12, 2019 6:55 am

db gain View the latest post

No unread posts Attachment(s) Homebrew 1920s-'30s record player...I'm clueless. Ideas?

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VanEpsFan1914

50

1185

Apr Tue 09, 2019 4:22 pm

classicelectronicsguy View the latest post

No unread posts schematic for CLC filtered power supply wanted

williampage

14

224

Apr Sun 07, 2019 6:21 pm

OldWireBender View the latest post

No unread posts Attachment(s) CRT circuit question

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Tube Radio

47

3465

Apr Fri 05, 2019 4:18 am

Tube Radio View the latest post

No unread posts 250 volt power supply info needed.

williampage

15

705

Apr Thu 04, 2019 1:47 am

Rich, W3HWJ View the latest post

No unread posts Attachment(s) Questions about Laplace transforms in LTSpice.

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benman94

24

746

Apr Mon 01, 2019 9:31 pm

benman94 View the latest post

No unread posts Attachment(s) AA5's on 24v wall transformers

jimsp

6

404

Apr Mon 01, 2019 7:47 pm

35Z5 View the latest post

No unread posts Layout and Routing

rmileham

5

173

Apr Mon 01, 2019 7:44 pm

flyboy71 View the latest post

No unread posts Attachment(s) Poll: Preparing for a Circlotron amplifier build - 6V6 vs 6BG6G?

benman94

14

546

Apr Mon 01, 2019 5:21 pm

benman94 View the latest post

No unread posts Attachment(s) DIY Bluetooth to AM With Off The Shelf Parts

lewiss

9

539

Apr Mon 01, 2019 2:32 am

Tube Radio View the latest post

No unread posts 1CP1 scope tube

Tube Radio

10

4007

Apr Mon 01, 2019 2:15 am

Tube Radio View the latest post

No unread posts Attachment(s) To ground or not to ground

breadbox

7

290

Mar Sun 31, 2019 5:05 am

westcoastjohn View the latest post

No unread posts Attachment(s) Tim's AM tube transmitter build

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TV MAN

79

7239

Mar Sat 30, 2019 3:57 pm

infzqi View the latest post

No unread posts Attachment(s) AM transmitter question

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Tube Radio

60

1164

Mar Sat 30, 2019 3:49 am

Tube Radio View the latest post

No unread posts Attachment(s) Stacking Transformers

Michael Janis

1

225

Mar Sat 30, 2019 12:28 am

westcoastjohn View the latest post

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

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pentagrid

51

16148

Mar Wed 27, 2019 4:35 am

BobWeaver View the latest post

No unread posts Attachment(s) Tube circuits on copper clad board

allthumbs

10

298

Mar Mon 25, 2019 3:58 am

Elvirafan View the latest post

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

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35Z5

687

141138

Mar Sun 24, 2019 3:39 pm

bill hamre View the latest post

Moved topic Moved: Inexpensive spectrum analyzer GQ EMF-380 V2

KA

0

156

Mar Sun 24, 2019 5:13 am

KA View the latest post

No unread posts Antique Earphones

onlyrick

9

553

Mar Fri 22, 2019 4:17 am

VanEpsFan1914 View the latest post

No unread posts Attachment(s) My Solid State Magic Eye

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upsss

49

5971

Mar Wed 20, 2019 9:26 pm

anchorman View the latest post

No unread posts Attachment(s) Signal tracer question.

Wrenchtwister

4

402

Mar Tue 19, 2019 5:28 am

LM386 View the latest post

No unread posts Attachment(s) Power supply redesign

Tube Radio

10

442

Mar Tue 19, 2019 12:57 am

Tube Radio View the latest post

No unread posts My four transistor FMTX

Dare4444

19

589

Mar Sun 17, 2019 6:49 pm

Dare4444 View the latest post

No unread posts Attachment(s) LM386N MK-XI BCB Transmitter

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35Z5

973

175750

Mar Sun 17, 2019 6:32 am

radiorich View the latest post

No unread posts Attachment(s) Homebrew pin to phone plug adapter

crgrbrts

1

195

Mar Fri 15, 2019 3:05 pm

processhead View the latest post

No unread posts Attachment(s) Infinite impedance detector radio project(s)...

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xrhonda91

28

15109

Mar Mon 11, 2019 4:45 pm

xrhonda91 View the latest post

No unread posts Attachment(s) Tube Biasing Question

ErikD

9

446

Mar Sun 10, 2019 5:17 pm

Usually Lurking View the latest post

No unread posts Attachment(s) Din Cable for Telefunken Jubilate Delux

C1wlou

3

187

Mar Sat 09, 2019 5:24 am

majoco View the latest post

No unread posts Attachment(s) 807 Williamson amp

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john8750

1105

39729

Mar Fri 08, 2019 12:16 am

john8750 View the latest post

No unread posts Attachment(s) BC-455A BFO

Tube Radio

8

320

Mar Thu 07, 2019 12:41 am

shinkuukan View the latest post

No unread posts Attachment(s) How about this 6L6 amplifier

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FStephenMasek

42

1453

Mar Tue 05, 2019 5:21 am

FStephenMasek View the latest post

No unread posts Attachment(s) Stereo unbalanced to mono balanced adapter

Tube Radio

13

316

Mar Sun 03, 2019 6:28 am

Tube Radio View the latest post

No unread posts Attachment(s) My two transistor FMTX

Dare4444

17

2444

Mar Sat 02, 2019 9:09 pm

Dare4444 View the latest post

No unread posts Attachment(s) Scope clock

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Tube Radio

26

2444

Feb Tue 26, 2019 4:39 pm

Tube Radio View the latest post

No unread posts Attachment(s) AM transmitter reboot

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boogieman

21

1222

Feb Mon 25, 2019 8:54 pm

boogieman View the latest post

No unread posts Attachment(s) RCA Jack template

Captainquad

5

278

Feb Mon 25, 2019 12:59 am

Jim Mueller View the latest post

No unread posts Darlington Amplifier Project

transoceanic 8523

6

302

Feb Sun 24, 2019 11:46 pm

Findm-Keepm View the latest post

No unread posts Attachment(s) High Fidelity AM Tuner Project - mulling over possibilities

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benman94

27

967

Feb Sun 24, 2019 9:48 pm

dtvmcdonald View the latest post

No unread posts Attachment(s) richfair's audio processor for part 15 transmitter

richfair

6

448

Feb Sun 24, 2019 4:50 am

richfair View the latest post

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