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Post New Topic  [ 3152 topics ]  Go to page 1, 2, 3, 4, 5 ... 64  Next
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No unread posts Attachment(s) A new 300B amp project

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john8750

1644

20252

Nov Thu 23, 2017 2:19 am

Flipperhome View the latest post

No unread posts Why not a PWM xmtr project?

Alan

4

85

Nov Thu 23, 2017 1:16 am

Audioman View the latest post

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

Macrohenry

15

507

Nov Wed 22, 2017 3:20 pm

Tube Radio View the latest post

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

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Tube Radio

56

1305

Nov Tue 21, 2017 7:38 pm

Tube Radio View the latest post

No unread posts Attachment(s) Stereo Transmitters

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kc5gym

56

1962

Nov Tue 21, 2017 11:57 am

kc5gym View the latest post

No unread posts 10DE7 tube

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Tube Radio

53

1125

Nov Mon 20, 2017 2:26 am

35Z5 View the latest post

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

Felix

3

216

Nov Sun 19, 2017 9:00 pm

Felix View the latest post

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

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35Z5

33

17882

Nov Sun 19, 2017 4:33 pm

j8000 View the latest post

No unread posts long wire antenna and metal roof question ?

knox

4

171

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

272

Nov Fri 17, 2017 7:59 pm

fifties View the latest post

No unread posts Attachment(s) Chassis work source?

N0BST

4

249

Nov Fri 17, 2017 6:06 am

john8750 View the latest post

No unread posts Introduction/transmitter schematic location for 6888

j8000

3

120

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

229

Nov Wed 15, 2017 4:10 pm

Eickerman View the latest post

No unread posts Megadyne and other questions

philwashere

14

3562

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

378

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

696

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

1972

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

250

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

1912

Nov Fri 10, 2017 4:25 am

SmoothOscillator View the latest post

No unread posts load line calculation questions

lennyshere

13

277

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

7792

Nov Mon 06, 2017 3:06 pm

infzqi View the latest post

No unread posts Attachment(s) Motor experiment

Tube Radio

10

1114

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

904

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

726

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

209

Nov Thu 02, 2017 6:14 am

LM386 View the latest post

No unread posts Champeg guitar amp build

mrriggs

6

393

Nov Wed 01, 2017 6:54 pm

mrriggs View the latest post

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

fifties

18

3288

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

7576

Nov Wed 01, 2017 12:02 am

john8750 View the latest post

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

ballroad

11

311

Oct Tue 31, 2017 8:17 pm

ballroad View the latest post

No unread posts 6v6 SE stereo (Lacewood amp)

Pbpix

16

378

Oct Tue 31, 2017 7:19 am

john8750 View the latest post

No unread posts Attachment(s) PC Sound card Oscilloscope

smithdoor

5

335

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

448

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

685

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

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Pbpix

158

3723

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

37931

Oct Sat 21, 2017 1:36 pm

Tube Radio View the latest post

No unread posts Vacuum variable cap in HB regen?

zarco

6

299

Oct Fri 20, 2017 3:05 pm

zarco View the latest post

No unread posts Homebrew Hegehog Audio Interstage Transformer.

Ed Kraushar

6

379

Oct Thu 19, 2017 11:07 pm

Macrohenry View the latest post

No unread posts Attachment(s) Push pull 45 amp

Tube Radio

7

687

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

1553

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

668

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

581

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

754

Oct Thu 12, 2017 12:42 am

Pbpix View the latest post

No unread posts Modding an antique radio into an amp

telkmx

16

804

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

346

Oct Tue 10, 2017 9:13 pm

35Z5 View the latest post

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

sdradioman

11

763

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

429

Oct Wed 04, 2017 4:29 am

teranz View the latest post

Moved topic Moved: Pulser Woodpecker For Tuning Your SSB Amplifier

ab5ni

2

455

Oct Wed 04, 2017 8:05 am

ab5ni View the latest post

No unread posts ECL86 SE amp- help

an2727

3

617

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

3167

Sep Fri 29, 2017 4:40 am

Chas View the latest post

No unread posts 1920s Replica 1 Tube Regen

MIRAG

2

1127

Sep Fri 29, 2017 2:27 am

targeteye View the latest post

Post New Topic  [ 3152 topics ]  Go to page 1, 2, 3, 4, 5 ... 64  Next

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