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Announcements
No unread posts Attachment(s) FORUM HOSTING ISSUES CONTINUE

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Alan Voorhees

45

5362

Feb Tue 20, 2018 6:27 pm

fifties View the latest post

No unread posts INTERRUPTION IN FORUM COMING

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Alan Voorhees

106

8805

Feb Wed 21, 2018 4:30 am

1940Buick View the latest post

Topics
No unread posts Attachment(s) I need a data sheet

michael w

4

299

Jan Thu 11, 2018 8:48 am

michael w View the latest post

No unread posts Attachment(s) Unused transformer secondary ... bucking transformer?

Diverted

2

365

Jan Thu 11, 2018 5:05 am

Chris108 View the latest post

No unread posts Attachment(s) Stereo Transmitters

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kc5gym

71

4059

Jan Wed 10, 2018 10:03 pm

kc5gym View the latest post

No unread posts 6GY6 two tube transmitter problem

Tube Radio

0

216

Jan Wed 10, 2018 3:49 pm

Tube Radio View the latest post

No unread posts 10DE7 tube

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Tube Radio

55

2431

Jan Tue 09, 2018 7:53 pm

Tube Radio View the latest post

No unread posts Attachment(s) Boost Transformer in Japan

skywave-rider

19

619

Jan Tue 09, 2018 2:01 pm

shinkuukan View the latest post

No unread posts Attachment(s) Speed control circuit mod

Tube Radio

0

210

Jan Mon 08, 2018 8:09 pm

Tube Radio View the latest post

No unread posts When the broadcast station has a 'problem'.

Felix

9

972

Jan Sun 07, 2018 4:16 pm

35Z5 View the latest post

No unread posts Schematics for my ARF BCB1 Modular Transmitter

boogieman

7

334

Jan Sun 07, 2018 8:30 am

boogieman View the latest post

No unread posts Attachment(s) DIY magnet recharger

Tube Radio

14

662

Jan Sun 07, 2018 2:18 am

Chas View the latest post

No unread posts Minimal build `386 transmitter

Mike Toon

19

963

Jan Sun 07, 2018 12:35 am

wazz View the latest post

No unread posts Attachment(s) Lots of speakers?

FreeElectron

14

739

Jan Fri 05, 2018 5:25 am

K9DXL View the latest post

No unread posts Attachment(s) Small RF amp for signal generator

black85vette

3

452

Jan Fri 05, 2018 3:20 am

westcoastjohn View the latest post

No unread posts Attachment(s) Finding IF and tuned LC circuit frequencies

black85vette

3

347

Jan Thu 04, 2018 5:33 pm

N2LXM View the latest post

No unread posts Attachment(s) Chassis work source?

N0BST

16

1032

Jan Thu 04, 2018 11:55 am

Arnie-AE View the latest post

No unread posts 9KC6 Transmitter

35Z5

2

291

Jan Wed 03, 2018 10:26 pm

35Z5 View the latest post

No unread posts Attachment(s) AM, BCB design questions

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zarco

47

1431

Jan Mon 01, 2018 8:02 pm

35Z5 View the latest post

No unread posts Pi Network on line calculator? Enter any values...

Peter Bertini

2

388

Dec Sat 30, 2017 4:05 am

Avery View the latest post

No unread posts Attachment(s) AM transmitter options?

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Rich K.

20

1158

Dec Thu 28, 2017 11:42 pm

Rosinator View the latest post

No unread posts Attachment(s) What is the 'best sounding' simple solid state AM detector?

Felix

7

794

Dec Thu 28, 2017 2:19 am

wazz View the latest post

No unread posts Attachment(s) I must be crazy!

battery-maker

11

1056

Dec Wed 27, 2017 3:14 am

Robert Lozier View the latest post

No unread posts 3:1 interstage transformers?

benman94

7

490

Dec Sun 24, 2017 11:53 pm

benman94 View the latest post

No unread posts good low voltage dc-dc converter

forumuser

1

381

Dec Fri 22, 2017 6:26 pm

Tube Radio View the latest post

No unread posts Attachment(s) Magnavox CR-198C upgrade

Tube Radio

5

994

Dec Fri 22, 2017 3:51 pm

Tube Radio View the latest post

No unread posts using battery banks in in series and parallel

KARLTON

6

426

Dec Fri 22, 2017 2:34 am

VEK View the latest post

No unread posts Interesting way to feed audio to part 15 transmitters

Tube Radio

3

403

Dec Tue 19, 2017 3:01 am

Tube Radio View the latest post

No unread posts Attachment(s) Deciphering Zenith amp schematic for aux

Hutchcmu

7

449

Dec Tue 19, 2017 12:23 am

Hutchcmu View the latest post

No unread posts Attachment(s) Can you use a voltage doubler to run a farm tube radio?

Kennynva

18

1990

Dec Mon 18, 2017 11:54 pm

Rich, W3HWJ View the latest post

No unread posts Attachment(s) Help with this Theremin project...

Tkilboy

10

365

Dec Mon 18, 2017 2:31 am

Jim Mueller View the latest post

No unread posts 6SN7 - 6V6 Amp Question

Mike Toon

3

2669

Dec Fri 15, 2017 2:43 pm

orbanp View the latest post

No unread posts Designing bench ABC eliminator, What outputs required?

JohnSchw

6

489

Dec Thu 14, 2017 3:43 am

targeteye View the latest post

No unread posts Attachment(s) Power Transformer Wiring for Amplifier Kit

Jamiecj5

7

485

Dec Sun 10, 2017 2:50 am

Jamiecj5 View the latest post

No unread posts Radio build question!

DragCat352

9

604

Dec Sat 09, 2017 4:27 pm

Mr. Detrola View the latest post

No unread posts Sylvania RM-300X output mod

Tube Radio

0

155

Dec Fri 08, 2017 10:41 pm

Tube Radio View the latest post

No unread posts Attachment(s) WALFORDS REGEN TRF

KB3BYT

18

1129

Dec Thu 07, 2017 7:37 am

LM386 View the latest post

No unread posts Attachment(s) Simple Tesla coil

Number 6

7

842

Dec Thu 07, 2017 7:16 am

Number 6 View the latest post

No unread posts Attachment(s) Filter cap size on a homebrew b plus power supply

ballroad

12

846

Dec Mon 04, 2017 4:00 am

KA8GEF View the latest post

No unread posts Attachment(s) Class E transmitter with $12 MW Frequency Synthesizer

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Macrohenry

32

1720

Dec Sat 02, 2017 5:11 am

Macrohenry View the latest post

No unread posts Attachment(s) Doctor's office radio

fifties

3

609

Nov Tue 28, 2017 11:52 pm

Colin Ames View the latest post

No unread posts Attachment(s) Crystal oscillator question

allthumbs

8

520

Nov Mon 27, 2017 9:39 pm

dtvmcdonald View the latest post

No unread posts Attachment(s) Templates For Drilling Speaker Grill Holes?

Frank512

9

494

Nov Mon 27, 2017 1:59 am

Frank512 View the latest post

No unread posts Why not a PWM xmtr project?

Alan

7

568

Nov Mon 27, 2017 12:43 am

BobWeaver View the latest post

No unread posts 80 meter band loop antenna

neutronic

0

347

Nov Sun 26, 2017 11:42 pm

neutronic View the latest post

No unread posts Three different 6888 & 6GY6 xmitt versions...

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35Z5

33

19534

Nov Sun 19, 2017 4:33 pm

j8000 View the latest post

No unread posts long wire antenna and metal roof question ?

knox

4

556

Nov Sun 19, 2017 8:44 am

battradio@ View the latest post

No unread posts Attachment(s) How to build this Philmore Crystal Kit?

mdulleck

13

731

Nov Fri 17, 2017 7:59 pm

fifties View the latest post

No unread posts Introduction/transmitter schematic location for 6888

j8000

3

385

Nov Thu 16, 2017 3:52 pm

j8000 View the latest post

This topic is locked, you cannot edit posts or make further replies. RIP SSTrans AMT3000

ekimetsok

3

516

Nov Wed 15, 2017 4:10 pm

Eickerman View the latest post

No unread posts Megadyne and other questions

philwashere

14

4069

Nov Wed 15, 2017 6:18 am

Norm_N_Tam View the latest post

No unread posts Speaker field coil power supply

Ed Jacobs

19

826

Nov Mon 13, 2017 1:49 pm

Tube Radio View the latest post

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