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Announcements
No unread posts UPDATE ON NEW SERVER

Alan Voorhees

2

222

Feb Sun 25, 2018 4:53 pm

nwsalmon View the latest post

This topic is locked, you cannot edit posts or make further replies. Attachment(s) FORUM HOSTING ISSUES CONTINUE

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Alan Voorhees

46

7652

Feb Sun 25, 2018 7:17 am

Alan Voorhees View the latest post

This topic is locked, you cannot edit posts or make further replies. INTERRUPTION IN FORUM COMING

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Alan Voorhees

107

12955

Feb Sun 25, 2018 7:17 am

Alan Voorhees View the latest post

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

ekimetsok

3

531

Nov Wed 15, 2017 4:10 pm

Eickerman View the latest post

No unread posts Megadyne and other questions

philwashere

14

4097

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

855

Nov Mon 13, 2017 1:49 pm

Tube Radio View the latest post

No unread posts Determining the Mix/type of an Unknown Toroid

ab5ni

6

1124

Nov Sun 12, 2017 4:20 am

OldWireBender View the latest post

No unread posts Attachment(s) Looking for suggestions on my Halli S-38A

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allthumbs

22

2892

Nov Sun 12, 2017 1:28 am

allthumbs View the latest post

No unread posts Attachment(s) EL 504 single tube FM band transmitter

dimis

6

637

Nov Sat 11, 2017 5:17 am

Jim Mueller View the latest post

No unread posts Computer Power Supplies and Powering Homebrew Stuff

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ab5ni

32

2994

Nov Fri 10, 2017 4:25 am

SmoothOscillator View the latest post

No unread posts load line calculation questions

lennyshere

13

803

Nov Tue 07, 2017 9:04 pm

Peter Bertini View the latest post

No unread posts BEST GRID LEAK CAPACITOR & RESISTOR OPINIONS

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johnamery

22

8732

Nov Mon 06, 2017 3:06 pm

infzqi View the latest post

No unread posts Attachment(s) Motor experiment

Tube Radio

10

1829

Nov Mon 06, 2017 11:21 am

Tube Radio View the latest post

No unread posts Help ID this 3 chassis 19 tube homebrew MONSTER..

Primitiveradiogod

11

1360

Nov Sun 05, 2017 6:09 pm

dtvmcdonald View the latest post

No unread posts Attachment(s) Built LM386's Regen He Posted

ab5ni

10

1094

Nov Sun 05, 2017 3:13 pm

J310 View the latest post

No unread posts Attachment(s) RF amplifier for low voltage vacuum tube raython 6418

KARLTON

3

437

Nov Thu 02, 2017 6:14 am

LM386 View the latest post

No unread posts Attachment(s) Simple Solid State TRF with Selectivity

fifties

18

3966

Nov Wed 01, 2017 5:12 am

Mike Toon View the latest post

No unread posts Attachment(s) Philco amp re-build.

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john8750

268

12202

Nov Wed 01, 2017 12:02 am

john8750 View the latest post

No unread posts 6v6 SE stereo (Lacewood amp)

Pbpix

16

757

Oct Tue 31, 2017 7:19 am

john8750 View the latest post

No unread posts Attachment(s) PC Sound card Oscilloscope

smithdoor

5

581

Oct Fri 27, 2017 7:48 pm

smithdoor View the latest post

No unread posts 3 Tube SW Battery Radio Question (from Peebles Original)

krmiskimon

7

750

Oct Thu 26, 2017 8:01 pm

SkyKing View the latest post

No unread posts Attachment(s) TL431 to replace 6888 transformer?

Mike Toon

13

1063

Oct Wed 25, 2017 6:36 pm

bill hamre View the latest post

No unread posts Attachment(s) Clever 6V6 audio amp with two novel circuits

[ Go to pageGo to page: 1 ... 6, 7, 8 ]

Pbpix

158

5920

Oct Wed 25, 2017 6:08 am

Pbpix View the latest post

No unread posts Talking House AM Transmitter MODIFICATION IDEAS HELP?

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gmcjetpilot

87

40611

Oct Sat 21, 2017 1:36 pm

Tube Radio View the latest post

No unread posts Vacuum variable cap in HB regen?

zarco

6

504

Oct Fri 20, 2017 3:05 pm

zarco View the latest post

No unread posts Homebrew Hegehog Audio Interstage Transformer.

Ed Kraushar

6

578

Oct Thu 19, 2017 11:07 pm

Macrohenry View the latest post

No unread posts Attachment(s) Push pull 45 amp

Tube Radio

7

968

Oct Wed 18, 2017 11:57 am

Tube Radio View the latest post

No unread posts Attachment(s) RF amp circuit

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Tube Radio

55

2375

Oct Wed 18, 2017 12:01 am

ab5ni View the latest post

No unread posts 6-Band SSB/AM/CW XCVR For Around $150.00

ab5ni

2

831

Oct Sat 14, 2017 11:44 pm

ab5ni View the latest post

No unread posts Attachment(s) Homemade Triple Ferrite Rod Antenna For AM DXing

Frank512

4

812

Oct Sat 14, 2017 1:03 pm

Frank512 View the latest post

No unread posts Attachment(s) Single ended amplifier

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gtb81

24

1203

Oct Thu 12, 2017 12:42 am

Pbpix View the latest post

No unread posts Modding an antique radio into an amp

telkmx

16

1164

Oct Wed 11, 2017 7:28 pm

Tube Radio View the latest post

No unread posts 12 volt version of a # 47 panel light bulb

lennyshere

3

479

Oct Tue 10, 2017 9:13 pm

35Z5 View the latest post

No unread posts Attachment(s) 32V DC power supply?

sdradioman

11

1208

Oct Mon 09, 2017 4:14 am

OldWireBender View the latest post

No unread posts Any Simple Circuits for Post-Injection Marker Generator?

teranz

6

625

Oct Wed 04, 2017 4:29 am

teranz View the latest post

Moved topic Moved: Pulser Woodpecker For Tuning Your SSB Amplifier

ab5ni

2

634

Oct Wed 04, 2017 8:05 am

ab5ni View the latest post

No unread posts ECL86 SE amp- help

an2727

3

818

Oct Sun 01, 2017 7:55 am

an2727 View the latest post

No unread posts Attachment(s) Antique Homebrew or Kit - need help bringing her alive

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Isky

44

4446

Sep Fri 29, 2017 4:40 am

Chas View the latest post

No unread posts 1920s Replica 1 Tube Regen

MIRAG

2

1345

Sep Fri 29, 2017 2:27 am

targeteye View the latest post

No unread posts 6888 parts kit

bill hamre

9

1563

Sep Thu 28, 2017 9:02 pm

Mike Toon View the latest post

No unread posts Attachment(s) Using TI's LME49724 Op-Amp For A Hybrid Audio Amplifier

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ab5ni

126

5059

Sep Wed 27, 2017 9:29 pm

ab5ni View the latest post

No unread posts FM tuner kit.

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john8750

48

2372

Sep Wed 27, 2017 7:13 pm

john8750 View the latest post

No unread posts i need a scematic for an amplifier using an 01A tube

gtb81

14

1562

Sep Tue 26, 2017 1:08 am

wazz View the latest post

No unread posts Attachment(s) 1948 Popular Science "Three Pound Portable Radio"

battery-maker

15

1462

Sep Mon 25, 2017 1:51 pm

Dennis H. View the latest post

No unread posts Attachment(s) Microcontroller Based Signal Generator

[ Go to pageGo to page: 1 ... 9, 10, 11 ]

louhaskell

206

21973

Sep Sat 23, 2017 2:34 pm

Colin Ames View the latest post

No unread posts question about an AES power supply

forumuser

17

1224

Sep Fri 22, 2017 7:20 pm

Tube Radio View the latest post

No unread posts Attachment(s) Transformer orientation

Tube Radio

5

724

Sep Fri 22, 2017 6:53 pm

Tube Radio View the latest post

No unread posts Attachment(s) Looking for Regen ideas

tjugofyra

18

1765

Sep Fri 22, 2017 3:09 pm

zarco View the latest post

No unread posts Puny wires on a audio output transformer?

lennyshere

12

1494

Sep Thu 21, 2017 10:03 pm

infomet View the latest post

No unread posts Early Western Electric PA amplifier

Ed Jacobs

6

798

Sep Thu 21, 2017 4:58 am

too-bamp View the latest post

No unread posts Attachment(s) Cathode follower question

Tube Radio

19

1248

Sep Mon 18, 2017 11:05 pm

Tube Radio View the latest post

No unread posts Attachment(s) 6GY6 transmitter question

Tube Radio

10

950

Sep Sat 16, 2017 6:36 am

Tube Radio View the latest post

No unread posts A 300 henry to 500 henry audio frequency choke coil?

lennyshere

15

1804

Sep Mon 11, 2017 2:55 am

BobWeaver View the latest post

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