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Alan Voorhees

0

2588

Aug Mon 31, 2020 7:16 am

Alan Voorhees View the latest post

Topics
No unread posts Attachment(s) Johnson Smith 1-tube kit 1947

Hue Miller

2

537

Jun Sun 07, 2020 1:28 am

UV201 View the latest post

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

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transoceanic 8523

21

5623

Jun Sat 06, 2020 2:55 am

mblack View the latest post

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

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shinkuukan

36

2757

Jun Fri 05, 2020 2:06 am

shinkuukan View the latest post

No unread posts Attachment(s) 9V XTAL FM Microphone

Dare4444

0

423

Jun Wed 03, 2020 11:51 am

Dare4444 View the latest post

No unread posts Attachment(s) Transistor input impedance question

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Dare4444

27

2072

Jun Tue 02, 2020 8:34 am

Dare4444 View the latest post

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

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Dare4444

22

2326

Jun Tue 02, 2020 3:11 am

Dare4444 View the latest post

No unread posts AM Transmitter - What determines bandwidth?

Mike Toon

3

657

Jun Tue 02, 2020 12:32 am

35Z5 View the latest post

No unread posts Attachment(s) Coil winding

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jimbob

33

3509

Jun Mon 01, 2020 4:29 pm

M1911A1 View the latest post

No unread posts Attachment(s) A Deluxe Receiver for the DX Operator

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Norm Johnson

111

24846

Jun Mon 01, 2020 2:11 pm

WoodchuckTN View the latest post

No unread posts Attachment(s) SW superhet converter build

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JGTubeamps

25

2835

Jun Mon 01, 2020 12:32 pm

JGTubeamps View the latest post

No unread posts Meter series resistor question

Tube Radio

4

459

Jun Mon 01, 2020 11:25 am

Tube Radio View the latest post

No unread posts Attachment(s) Making a 1mW XTAL FM TX is so easy

Dare4444

0

347

May Sun 31, 2020 2:48 pm

Dare4444 View the latest post

This topic is locked, you cannot edit posts or make further replies. Attachment(s) Crystal based 45MHz old FM band audio TX

Dare4444

3

510

May Sun 31, 2020 3:52 am

Alan Voorhees View the latest post

This topic is locked, you cannot edit posts or make further replies. Attachment(s) Proposed Highly Stable 42-50MHz FM Transmitter

Dare4444

1

401

May Sun 31, 2020 3:51 am

Alan Voorhees View the latest post

No unread posts Attachment(s) Homebrew Audio Signal Tracer

KC3NHE

7

728

May Sat 30, 2020 7:28 pm

black85vette View the latest post

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

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Dare4444

27

1937

May Sat 30, 2020 5:39 am

Dare4444 View the latest post

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

szoftveres

13

1747

May Sat 30, 2020 4:36 am

westcoastjohn View the latest post

No unread posts 6888 parts kit

bill hamre

11

3566

May Fri 29, 2020 2:24 am

35Z5 View the latest post

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

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flyer92

31

2391

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

2101

May Wed 27, 2020 10:39 pm

SteveH View the latest post

No unread posts Attachment(s) Pentagrid converter

M1911A1

3

1126

May Thu 21, 2020 11:46 am

M1911A1 View the latest post

No unread posts Attachment(s) Homebuilt Tube Tester

retailer

5

782

May Thu 21, 2020 4:59 am

Colin Ames View the latest post

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

[ Go to pageGo to page: 1, 2, 3 ]

mrriggs

48

13404

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

606

May Wed 20, 2020 11:11 am

Dare4444 View the latest post

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

jimbob

3

715

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

2386

May Sun 24, 2020 11:21 am

Don Cavey View the latest post

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

jimbob

10

1355

May Mon 18, 2020 2:20 pm

jimbob View the latest post

No unread posts Attachment(s) Tube radio / SDR

dr pepper

7

1222

May Fri 15, 2020 10:51 pm

radiotechnician View the latest post

No unread posts Always guessing

jimbob

7

894

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

546

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

420

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

623

May Wed 13, 2020 5:02 am

Colin Ames View the latest post

No unread posts Attachment(s) Help with Homemade TRF

[ Go to pageGo to page: 1, 2 ]

Fordman

20

2112

May Tue 12, 2020 7:45 pm

LM386 View the latest post

No unread posts Transistor lead Identification

jimbob

6

1870

May Mon 11, 2020 2:51 pm

electricboyo View the latest post

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

Ron Reeland

13

1776

May Fri 08, 2020 4:46 pm

Rich, W3HWJ View the latest post

No unread posts Attachment(s) Field strength meter questions

Macrohenry

11

1145

May Fri 08, 2020 2:18 am

Macrohenry View the latest post

No unread posts Attachment(s) Homebrew amp project

[ Go to pageGo to page: 1, 2 ]

Michiganamps

25

2205

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

2036

May Wed 06, 2020 4:17 pm

Macrohenry View the latest post

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

Kingboy

3

519

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

44079

May Sun 03, 2020 8:28 pm

radiorich View the latest post

No unread posts Speaker impedance

Chriscrosley1

16

1320

May Sun 03, 2020 1:41 am

Chriscrosley1 View the latest post

No unread posts Winding a toroid

jimbob

3

572

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

1357

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

[ Go to pageGo to page: 1, 2 ]

928GTS

39

3529

May Fri 01, 2020 11:06 pm

upsss View the latest post

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

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radiorich

20

1758

Apr Wed 29, 2020 1:39 pm

radiorich View the latest post

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

BSMet94

16

1690

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

859

Apr Mon 27, 2020 1:13 am

Scott Madison View the latest post

No unread posts Attachment(s) Constant current power supply

[ Go to pageGo to page: 1, 2 ]

Tube Radio

22

2648

Apr Sat 25, 2020 1:44 pm

Tube Radio View the latest post

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

928GTS

6

767

Apr Fri 24, 2020 11:56 pm

Jim Mueller View the latest post

No unread posts Attachment(s) AA5 Transformerless Television

Mr. Highlander

4

675

Apr Fri 24, 2020 4:31 am

Mr. Highlander View the latest post

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