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

[ Go to pageGo to page: 1 ... 12, 13, 14 ]

john8750

268

9042

Nov Wed 01, 2017 12:02 am

john8750 View the latest post

No unread posts 6v6 SE stereo (Lacewood amp)

Pbpix

16

520

Oct Tue 31, 2017 7:19 am

john8750 View the latest post

No unread posts Attachment(s) PC Sound card Oscilloscope

smithdoor

5

453

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

575

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

849

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

[ Go to pageGo to page: 1 ... 6, 7, 8 ]

Pbpix

158

4474

Oct Wed 25, 2017 6:08 am

Pbpix View the latest post

No unread posts Talking House AM Transmitter MODIFICATION IDEAS HELP?

[ Go to pageGo to page: 1, 2, 3, 4, 5 ]

gmcjetpilot

87

38747

Oct Sat 21, 2017 1:36 pm

Tube Radio View the latest post

No unread posts Vacuum variable cap in HB regen?

zarco

6

387

Oct Fri 20, 2017 3:05 pm

zarco View the latest post

No unread posts Homebrew Hegehog Audio Interstage Transformer.

Ed Kraushar

6

476

Oct Thu 19, 2017 11:07 pm

Macrohenry View the latest post

No unread posts Attachment(s) Push pull 45 amp

Tube Radio

7

817

Oct Wed 18, 2017 11:57 am

Tube Radio View the latest post

No unread posts Attachment(s) RF amp circuit

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

Tube Radio

55

1849

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

743

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

684

Oct Sat 14, 2017 1:03 pm

Frank512 View the latest post

No unread posts Attachment(s) Single ended amplifier

[ Go to pageGo to page: 1, 2 ]

gtb81

24

942

Oct Thu 12, 2017 12:42 am

Pbpix View the latest post

No unread posts Modding an antique radio into an amp

telkmx

16

934

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

396

Oct Tue 10, 2017 9:13 pm

35Z5 View the latest post

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

sdradioman

11

898

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

489

Oct Wed 04, 2017 4:29 am

teranz View the latest post

Moved topic Moved: Pulser Woodpecker For Tuning Your SSB Amplifier

ab5ni

2

518

Oct Wed 04, 2017 8:05 am

ab5ni View the latest post

No unread posts ECL86 SE amp- help

an2727

3

683

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

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

Isky

44

3452

Sep Fri 29, 2017 4:40 am

Chas View the latest post

No unread posts 1920s Replica 1 Tube Regen

MIRAG

2

1194

Sep Fri 29, 2017 2:27 am

targeteye View the latest post

No unread posts 6888 parts kit

bill hamre

9

1260

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

[ Go to pageGo to page: 1 ... 5, 6, 7 ]

ab5ni

126

3991

Sep Wed 27, 2017 9:29 pm

ab5ni View the latest post

No unread posts FM tuner kit.

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

john8750

48

1852

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

1236

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

1170

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

18320

Sep Sat 23, 2017 2:34 pm

Colin Ames View the latest post

No unread posts question about an AES power supply

forumuser

17

929

Sep Fri 22, 2017 7:20 pm

Tube Radio View the latest post

No unread posts Attachment(s) Transformer orientation

Tube Radio

5

567

Sep Fri 22, 2017 6:53 pm

Tube Radio View the latest post

No unread posts Attachment(s) Looking for Regen ideas

tjugofyra

18

1378

Sep Fri 22, 2017 3:09 pm

zarco View the latest post

No unread posts Puny wires on a audio output transformer?

lennyshere

12

1126

Sep Thu 21, 2017 10:03 pm

infomet View the latest post

No unread posts Early Western Electric PA amplifier

Ed Jacobs

6

627

Sep Thu 21, 2017 4:58 am

too-bamp View the latest post

No unread posts Attachment(s) Cathode follower question

Tube Radio

19

954

Sep Mon 18, 2017 11:05 pm

Tube Radio View the latest post

No unread posts Attachment(s) 6GY6 transmitter question

Tube Radio

10

781

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

1322

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?

[ Go to pageGo to page: 1, 2 ]

normende

20

1651

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

952

Sep Wed 06, 2017 1:44 am

Macrohenry View the latest post

No unread posts Attachment(s) Breadboard and experimenting questions

jack.estes

9

895

Sep Tue 05, 2017 5:07 am

jack.estes View the latest post

No unread posts Attachment(s) Circuit question

[ Go to pageGo to page: 1, 2 ]

Tube Radio

30

1940

Sep Mon 04, 2017 3:17 am

Flipperhome View the latest post

No unread posts Attachment(s) Output transformer

krmiskimon

2

558

Sep Sun 03, 2017 3:46 am

radiorich View the latest post

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

[ Go to pageGo to page: 1 ... 5, 6, 7 ]

bill hamre

125

33427

Aug Tue 29, 2017 8:37 pm

TDane View the latest post

No unread posts 5 tube regen mod

TMadden

5

860

Aug Sat 26, 2017 4:24 pm

TMadden View the latest post

No unread posts Attachment(s) Speaker build

Tube Radio

1

639

Aug Thu 24, 2017 4:37 am

Tube Radio View the latest post

No unread posts Attachment(s) Buidling small AM transmitter

nipperscousin

8

1985

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

1069

Aug Tue 22, 2017 5:54 am

ab5ni View the latest post

No unread posts Attachment(s) Build This Simple Push-Pull 6V6 Amp

[ Go to pageGo to page: 1, 2, 3, 4, 5 ]

Dave Doughty

80

21131

Aug Sun 20, 2017 11:23 pm

john8750 View the latest post

No unread posts Attachment(s) FM synchrodyne help

aurel

4

858

Aug Sun 20, 2017 4:08 pm

azenithnut View the latest post

No unread posts Attachment(s) Remote volume control ideas

[ Go to pageGo to page: 1, 2 ]

Tube Radio

31

3529

Aug Fri 18, 2017 2:24 pm

Tube Radio View the latest post

No unread posts Looking to get information on how radio circuits function

rccarz5

6

705

Aug Thu 17, 2017 3:30 am

shinkuukan View the latest post

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