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No unread posts Attachment(s) $1 TDA2822 bridge amp problems

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shinkuukan

21

372

May Thu 28, 2020 10:44 am

LM386 View the latest post

No unread posts Attachment(s) What Wire for AM Loop Antenna?

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flyer92

31

579

May Thu 28, 2020 4:13 am

flyer92 View the latest post

No unread posts Attachment(s) AC radio as a drill speed controller?

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Mike Toon

27

583

May Wed 27, 2020 10:39 pm

SteveH View the latest post

No unread posts Amplifier circuit.

Tube Radio

10

322

May Wed 27, 2020 7:26 pm

Tube Radio View the latest post

No unread posts Attachment(s) 100MHz 74HC04 based FM Transmitter with good sound

Dare4444

15

398

May Wed 27, 2020 5:45 pm

Dare4444 View the latest post

No unread posts Attachment(s) Back to the basic "basics" so bear with me

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IGot2P

65

1075

May Wed 27, 2020 4:25 am

IGot2P View the latest post

No unread posts Attachment(s) Portable, battery operated tube amplifier/speaker.

szoftveres

11

777

May Mon 25, 2020 1:52 am

N0BST View the latest post

No unread posts Attachment(s) My SE 12SL7 - 6V6G stereo

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Pbpix

293

9144

May Fri 22, 2020 9:12 pm

john8750 View the latest post

No unread posts Attachment(s) Pentagrid converter

M1911A1

3

682

May Thu 21, 2020 11:46 am

M1911A1 View the latest post

No unread posts Attachment(s) Homebuilt Tube Tester

retailer

5

269

May Thu 21, 2020 4:59 am

Colin Ames View the latest post

No unread posts Attachment(s) One-Dollar-Tube Guitar Amp

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mrriggs

48

10969

May Thu 21, 2020 12:35 am

mrriggs View the latest post

No unread posts Attachment(s) IC based XTAL FM Transmitter for 90MHz

Dare4444

3

209

May Wed 20, 2020 11:11 am

Dare4444 View the latest post

No unread posts Attachment(s) 12volt regen. radios

jimbob

3

306

May Wed 20, 2020 1:18 am

35Z5 View the latest post

Moved topic Moved: Subbing a 5y3gt for a 5v4 rectifier

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Michiganamps

27

664

May Sun 24, 2020 11:21 am

Don Cavey View the latest post

No unread posts Attachment(s) 12BA6 sw regen.

jimbob

10

676

May Mon 18, 2020 2:20 pm

jimbob View the latest post

No unread posts Attachment(s) Tube radio / SDR

dr pepper

7

683

May Fri 15, 2020 10:51 pm

radiotechnician View the latest post

No unread posts Attachment(s) Transistor input impedance question

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Dare4444

25

507

May Fri 15, 2020 7:03 pm

OldWireBender View the latest post

No unread posts Always guessing

jimbob

7

361

May Thu 14, 2020 6:20 pm

Findm-Keepm View the latest post

No unread posts Attachment(s) selecting power supply caps and chokes

N0BST

2

246

May Thu 14, 2020 2:59 pm

Tom Bavis View the latest post

No unread posts Attachment(s) 4mW Crystal Locked FM Transmitter

Dare4444

0

161

May Wed 13, 2020 11:01 am

Dare4444 View the latest post

No unread posts Attachment(s) DIY Electronics Project box

The_ID_of_Ed

2

269

May Wed 13, 2020 5:02 am

Colin Ames View the latest post

No unread posts Attachment(s) Help with Homemade TRF

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Fordman

20

919

May Tue 12, 2020 7:45 pm

LM386 View the latest post

No unread posts Attachment(s) Low Power Crystal FM Transmitter

Dare4444

18

791

May Tue 12, 2020 1:08 am

Dave Doughty View the latest post

No unread posts Transistor lead Identification

jimbob

6

413

May Mon 11, 2020 2:51 pm

electricboyo View the latest post

No unread posts Attachment(s) Plug-in Coil Winding

Ron Reeland

13

995

May Fri 08, 2020 4:46 pm

Rich, W3HWJ View the latest post

No unread posts Attachment(s) Field strength meter questions

Macrohenry

11

497

May Fri 08, 2020 2:18 am

Macrohenry View the latest post

No unread posts Attachment(s) Homebrew amp project

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Michiganamps

25

1000

May Fri 08, 2020 1:50 am

Jim Mueller View the latest post

No unread posts Attachment(s) 1mW Super Stable FM Transmitter (Updated Design)

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Dare4444

26

715

May Wed 06, 2020 4:17 pm

Macrohenry View the latest post

No unread posts Attachment(s) SW superhet converter build

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JGTubeamps

24

1460

May Mon 04, 2020 11:51 pm

shinkuukan View the latest post

No unread posts Attachment(s) Coil winding

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jimbob

31

1524

May Mon 04, 2020 7:43 pm

Mike Toon View the latest post

No unread posts Attachment(s) DYI Weather "NOAA" radio

transoceanic 8523

19

3941

May Mon 04, 2020 1:37 am

Chriscrosley1 View the latest post

No unread posts Attachment(s) TDA 7293 Chip power amplifier

Kingboy

3

239

May Sun 03, 2020 9:52 pm

Macrohenry View the latest post

No unread posts Attachment(s) radiorich's 5902 amp April 2020 update

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radiorich

220

36978

May Sun 03, 2020 8:28 pm

radiorich View the latest post

No unread posts Speaker impedance

Chriscrosley1

16

508

May Sun 03, 2020 1:41 am

Chriscrosley1 View the latest post

No unread posts Winding a toroid

jimbob

3

257

May Sat 02, 2020 10:41 pm

Rich, W3HWJ View the latest post

This topic is locked, you cannot edit posts or make further replies. Attachment(s) Highly Stable Two Transistor FM TX

Dare4444

11

502

May Sat 02, 2020 7:43 pm

Dale H. Cook View the latest post

No unread posts Attachment(s) Portable Subminiature Vacuum Tube Receiver Project

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928GTS

39

1630

May Fri 01, 2020 11:06 pm

upsss View the latest post

No unread posts Attachment(s) Medium Wave Receiver Using Only An LM386 Audio Amplifier

LM386

1

649

Apr Wed 29, 2020 3:51 pm

LM386 View the latest post

No unread posts Attachment(s) Steel or aluminum what do prefer for chassis

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radiorich

20

793

Apr Wed 29, 2020 1:39 pm

radiorich View the latest post

No unread posts Attachment(s) Daydreaming question (homebrew)

BSMet94

16

910

Apr Tue 28, 2020 8:29 pm

Mr. Highlander View the latest post

No unread posts Attachment(s) First Tube Amp Build: 6V6 Push Pull from Hammond AO-29

IlikeTech

4

472

Apr Mon 27, 2020 1:13 am

Scott Madison View the latest post

No unread posts Attachment(s) Constant current power supply

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Tube Radio

22

1723

Apr Sat 25, 2020 1:44 pm

Tube Radio View the latest post

No unread posts Attachment(s) Tube based shortwave converter?

928GTS

6

375

Apr Fri 24, 2020 11:56 pm

Jim Mueller View the latest post

No unread posts Attachment(s) AA5 Transformerless Television

Mr. Highlander

4

317

Apr Fri 24, 2020 4:31 am

Mr. Highlander View the latest post

No unread posts Attachment(s) connecting device to antique car radio

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delco1946

20

846

Apr Thu 23, 2020 3:46 am

oldradioparts View the latest post

No unread posts Information Needed for Building a Power Supply

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JakeLumpy86

20

535

Apr Wed 22, 2020 11:37 pm

Chris108 View the latest post

No unread posts Attachment(s) Lafayette Two Tube AM Transmitter .Identity.

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WPPCProductions

22

7523

Apr Fri 17, 2020 5:05 pm

hardluck54 View the latest post

No unread posts Attachment(s) Failed one transistor FM

jimbob

5

381

Apr Thu 16, 2020 8:59 pm

LM386 View the latest post

No unread posts Attachment(s) 2mW PLL FM Transmitter

Dare4444

1

232

Apr Thu 16, 2020 8:36 pm

Dare4444 View the latest post

No unread posts Attachment(s) Telephone Crank Magneto Transceiver

RCAProduction

17

2253

Apr Sat 11, 2020 1:35 am

radiotechnician View the latest post

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