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Post New Topic  [ 3136 topics ]  Go to page 1, 2, 3, 4, 5 ... 63  Next
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No unread posts Attachment(s) Clever 6V6 audio amp with two novel circuits

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Pbpix

87

736

Oct Sat 21, 2017 3:03 am

Flipperhome View the latest post

No unread posts Attachment(s) A new 300B amp project

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john8750

1204

11136

Oct Sat 21, 2017 12:06 am

kc5gym View the latest post

No unread posts Talking House AM Transmitter MODIFICATION IDEAS HELP?

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gmcjetpilot

86

35794

Oct Fri 20, 2017 4:11 pm

35Z5 View the latest post

No unread posts Vacuum variable cap in HB regen?

zarco

6

76

Oct Fri 20, 2017 3:05 pm

zarco View the latest post

No unread posts Homebrew Hegehog Audio Interstage Transformer.

Ed Kraushar

6

139

Oct Thu 19, 2017 11:07 pm

Macrohenry View the latest post

No unread posts Champeg guitar amp build

mrriggs

1

60

Oct Thu 19, 2017 12:48 am

kc5gym View the latest post

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

Tube Radio

8

223

Oct Wed 18, 2017 7:35 pm

Tube Radio View the latest post

No unread posts Attachment(s) Push pull 45 amp

Tube Radio

7

454

Oct Wed 18, 2017 11:57 am

Tube Radio View the latest post

No unread posts Attachment(s) Stereo Transmitters

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kc5gym

36

763

Oct Wed 18, 2017 1:55 am

kc5gym View the latest post

No unread posts Attachment(s) RF amp circuit

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Tube Radio

55

632

Oct Wed 18, 2017 12:01 am

ab5ni View the latest post

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

Primitiveradiogod

7

432

Oct Tue 17, 2017 4:42 pm

Tube Radio View the latest post

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

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john8750

264

3797

Oct Tue 17, 2017 5:36 am

Pbpix View the latest post

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

ab5ni

2

496

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

338

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

312

Oct Thu 12, 2017 12:42 am

Pbpix View the latest post

No unread posts Modding an antique radio into an amp

telkmx

16

493

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

185

Oct Tue 10, 2017 9:13 pm

35Z5 View the latest post

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

sdradioman

11

447

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

270

Oct Wed 04, 2017 4:29 am

teranz View the latest post

Moved topic Moved: Pulser Woodpecker For Tuning Your SSB Amplifier

ab5ni

2

282

Oct Wed 04, 2017 8:05 am

ab5ni View the latest post

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

Mike Toon

12

349

Oct Tue 03, 2017 2:30 pm

35Z5 View the latest post

No unread posts ECL86 SE amp- help

an2727

3

435

Oct Sun 01, 2017 7:55 am

an2727 View the latest post

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

ab5ni

9

396

Sep Sat 30, 2017 6:40 am

ab5ni View the latest post

No unread posts 10DE7 tube

Tube Radio

10

322

Sep Sat 30, 2017 2:12 am

Tube Radio View the latest post

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

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Isky

44

2330

Sep Fri 29, 2017 4:40 am

Chas View the latest post

No unread posts 1920s Replica 1 Tube Regen

MIRAG

2

947

Sep Fri 29, 2017 2:27 am

targeteye View the latest post

No unread posts 6888 parts kit

bill hamre

9

896

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

1494

Sep Wed 27, 2017 9:29 pm

ab5ni View the latest post

No unread posts FM tuner kit.

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john8750

48

878

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

863

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

774

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

13825

Sep Sat 23, 2017 2:34 pm

Colin Ames View the latest post

No unread posts question about an AES power supply

forumuser

17

561

Sep Fri 22, 2017 7:20 pm

Tube Radio View the latest post

No unread posts Attachment(s) Transformer orientation

Tube Radio

5

325

Sep Fri 22, 2017 6:53 pm

Tube Radio View the latest post

No unread posts Attachment(s) Looking for Regen ideas

tjugofyra

18

856

Sep Fri 22, 2017 3:09 pm

zarco View the latest post

No unread posts Puny wires on a audio output transformer?

lennyshere

12

745

Sep Thu 21, 2017 10:03 pm

infomet View the latest post

No unread posts Early Western Electric PA amplifier

Ed Jacobs

6

399

Sep Thu 21, 2017 4:58 am

too-bamp View the latest post

No unread posts Attachment(s) Cathode follower question

Tube Radio

19

559

Sep Mon 18, 2017 11:05 pm

Tube Radio View the latest post

No unread posts Attachment(s) 6GY6 transmitter question

Tube Radio

10

496

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

830

Sep Mon 11, 2017 2:55 am

BobWeaver View the latest post

No unread posts Attachment(s) Best way of interconnecting filaments in 2A3s and 56s?

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normende

20

1066

Sep Sat 09, 2017 7:38 am

john8750 View the latest post

No unread posts Attachment(s) Half wave dipole TV antenna, impedance and Gray Hoverman

tube42

7

667

Sep Wed 06, 2017 1:44 am

Macrohenry View the latest post

No unread posts Attachment(s) Breadboard and experimenting questions

jack.estes

9

593

Sep Tue 05, 2017 5:07 am

jack.estes View the latest post

No unread posts Attachment(s) Circuit question

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Tube Radio

30

1134

Sep Mon 04, 2017 3:17 am

Flipperhome View the latest post

No unread posts Attachment(s) Output transformer

krmiskimon

2

371

Sep Sun 03, 2017 3:46 am

radiorich View the latest post

No unread posts Attachment(s) 6888 AM broadcaster with PCB

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bill hamre

125

30485

Aug Tue 29, 2017 8:37 pm

TDane View the latest post

No unread posts 5 tube regen mod

TMadden

5

595

Aug Sat 26, 2017 4:24 pm

TMadden View the latest post

No unread posts Attachment(s) Speaker build

Tube Radio

1

455

Aug Thu 24, 2017 4:37 am

Tube Radio View the latest post

No unread posts Attachment(s) Buidling small AM transmitter

nipperscousin

8

1626

Aug Wed 23, 2017 5:45 pm

nipperscousin View the latest post

No unread posts Looking For A 2N3904 2N3906 LTSpice Model or Schematic

ab5ni

15

674

Aug Tue 22, 2017 5:54 am

ab5ni View the latest post

Post New Topic  [ 3136 topics ]  Go to page 1, 2, 3, 4, 5 ... 63  Next

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