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No unread posts Attachment(s) Designing an amp

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tube42

81

6908

Aug Fri 05, 2016 10:13 pm

Flipperhome View the latest post

No unread posts Stylus type

john8750

6

676

Aug Fri 05, 2016 4:14 am

john8750 View the latest post

No unread posts Frankencrafters SP-44

EarlyRadioMan

3

630

Aug Thu 04, 2016 5:42 pm

Eickerman View the latest post

No unread posts Attachment(s) coil winding

spider89119

6

855

Aug Wed 03, 2016 3:38 pm

tjugofyra View the latest post

No unread posts Attachment(s) Radio Shack 273-1380 Substitution ??

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BikeNEPA

21

3995

Aug Tue 02, 2016 4:47 am

Pbpix View the latest post

No unread posts Amplifiers using non-standard output tubes

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Tube Radio

59

2991

Aug Mon 01, 2016 5:24 am

Audioman View the latest post

No unread posts Attachment(s) 6volt 3amp Power supply

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cparsons2391

23

1928

Jul Sat 30, 2016 10:35 pm

fifties View the latest post

No unread posts Attachment(s) 31 m , 9400–9900 kHz Coil information WANTED

dimis

13

1257

Jul Fri 29, 2016 5:32 pm

Rich, W3HWJ View the latest post

No unread posts Replacing 45v battery with 5 9v batteries

BakeliteManCA

5

857

Jul Wed 27, 2016 11:22 pm

aa5nut View the latest post

No unread posts A Different Kind of FM Receiver Who can or has done it?

Audioman

5

777

Jul Wed 27, 2016 7:46 pm

Audioman View the latest post

No unread posts Indoor antenna idea

jimbob

12

1139

Jul Tue 26, 2016 11:27 pm

Alfredo_T View the latest post

No unread posts Attachment(s) 5902 Amp Build

[ Go to pageGo to page: 1 ... 35, 36, 37 ]

john8750

721

41322

Jul Tue 26, 2016 6:25 am

radiorich View the latest post

No unread posts Attachment(s) dB Question for Remote Controlled Volume Unit

Macrohenry

19

1901

Jul Sun 17, 2016 9:33 pm

Macrohenry View the latest post

No unread posts Attachment(s) MY FIRST TUBE AMP BUILD--FAVORITE BASS TREBEL CIRCUIT?

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jukeboxman

41

4922

Jul Sat 16, 2016 3:31 am

john8750 View the latest post

No unread posts Attachment(s) Small, simple, audio amplifier circut.

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Themoretubesthemarrier

32

2389

Jul Fri 15, 2016 8:51 pm

Tube Radio View the latest post

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

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mrriggs

42

3544

Jul Tue 12, 2016 9:24 pm

mrriggs View the latest post

No unread posts Attachment(s) My Latest Homebrew-built for Brian Wilson

Macrohenry

8

1684

Jul Sat 09, 2016 7:06 pm

Macrohenry View the latest post

No unread posts Attachment(s) ECC 85 FM tuner question

dimis

5

778

Jul Wed 06, 2016 8:30 am

Jim Mueller View the latest post

No unread posts Pi circuit/coil calculations for carrier current xmtr

N0BST

14

1191

Jul Fri 01, 2016 3:37 pm

Mr. Detrola View the latest post

No unread posts Twinplex is king

jimbob

13

1620

Jul Fri 01, 2016 2:38 am

Sandy View the latest post

No unread posts My 6888 transmitter has gone Stereo

Audioman

18

1927

Jun Wed 29, 2016 11:16 pm

Audioman View the latest post

No unread posts Cathode follower design (amp and modulator needed)

Tube Radio

15

1090

Jun Wed 29, 2016 2:56 am

Tube Radio View the latest post

No unread posts homebrew power supply

bill hamre

2

745

Jun Sat 18, 2016 7:29 pm

bill hamre View the latest post

No unread posts Verinier dial sticking

jimbob

6

817

Jun Wed 15, 2016 1:00 am

Rich, W3HWJ View the latest post

No unread posts Attachment(s) Preamp for digital frequency display

Tube Radio

12

1397

Jun Sun 12, 2016 4:19 am

Tube Radio View the latest post

No unread posts ECC84 Fremodyne FM tuner

dimis

4

786

Jun Thu 09, 2016 10:21 pm

Alfredo_T View the latest post

No unread posts Attachment(s) Variable Capacitor Gearing

Rich, W3HWJ

14

1789

Jun Wed 08, 2016 1:31 pm

rxradio View the latest post

No unread posts All in one Tube radio

hydrolisk1792

11

1206

Jun Wed 08, 2016 7:35 am

hydrolisk1792 View the latest post

No unread posts Attachment(s) AM Radio Transmitter Kit

fifties

19

5382

Jun Sun 05, 2016 10:49 pm

fifties View the latest post

No unread posts Attachment(s) Portable radio 12v conversion

MWC

13

6131

Jun Sun 05, 2016 4:14 pm

Usually Lurking View the latest post

No unread posts Attachment(s) template for a transistor sw receiver needed

lennyshere

7

1149

Jun Wed 01, 2016 4:18 am

Jim Mueller View the latest post

No unread posts basic oscillator circuit

paggaudet

0

474

May Fri 27, 2016 5:50 am

paggaudet View the latest post

No unread posts 2N2222 homebrew

Delcoman

16

5520

May Thu 26, 2016 1:54 am

Alfredo_T View the latest post

No unread posts Basic Radio Circuit

paggaudet

0

833

May Wed 25, 2016 11:08 pm

paggaudet View the latest post

No unread posts Attachment(s) FM Miniloop Detector

JPascal

1

580

May Sun 22, 2016 9:22 pm

Rich, W3HWJ View the latest post

No unread posts Attachment(s) Sweep tubes as AF output?

BakelitePete

17

2122

May Sun 22, 2016 5:39 am

BobWeaver View the latest post

No unread posts Attachment(s) Neon flicker light build

[ Go to pageGo to page: 1, 2, 3, 4 ]

Tube Radio

69

5783

May Sun 22, 2016 1:40 am

Tube Radio View the latest post

No unread posts 6888 broadcaster kit

bill hamre

1

583

May Fri 20, 2016 2:17 pm

bill hamre View the latest post

No unread posts Sparkfun oscilloscope clock mod question

Tube Radio

7

993

May Tue 17, 2016 1:47 am

Tube Radio View the latest post

No unread posts Pebbles two tube bc/sw regenerative.

jimbob

8

1471

May Mon 16, 2016 10:21 pm

Scot Armstrong View the latest post

No unread posts Attachment(s) Dirt cheap tubes that sound good

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tube42

37

6758

May Mon 16, 2016 2:48 pm

bill hamre View the latest post

No unread posts Attachment(s) DC-DC boost converter on/off sense circuit?

[ Go to pageGo to page: 1, 2 ]

tack

33

2855

May Fri 13, 2016 6:42 am

BobWeaver View the latest post

No unread posts how difficult and expensive to build power supply for preamp

wireless 12

6

863

May Thu 12, 2016 9:45 pm

Bruce Hagen View the latest post

No unread posts Attachment(s) Forming wire into big coil that can stay put 'till stretched

Macrohenry

11

1075

May Mon 09, 2016 5:02 pm

Macrohenry View the latest post

No unread posts Winding a bifilar toroid question

Mike6158

6

841

May Fri 06, 2016 2:46 am

Mike6158 View the latest post

No unread posts Cutting a Hole in Aluminum Panel

Macrohenry

13

1629

May Thu 05, 2016 1:57 pm

rwhale View the latest post

No unread posts Attachment(s) 6 volt farm set battery eliminator

bowfin

11

1494

May Wed 04, 2016 9:55 pm

OldWireBender View the latest post

No unread posts Attachment(s) Ideas for adding a phase inverter to a vintage amp

classicelectronicsguy

8

993

Apr Thu 28, 2016 2:59 am

classicelectronicsguy View the latest post

No unread posts 'Gibson Girl' Crystal Radio

vu2nan

2

800

Apr Wed 27, 2016 4:11 pm

vu2nan View the latest post

No unread posts Variable cap.markings

jimbob

1

613

Apr Wed 27, 2016 12:54 am

Bill M View the latest post

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