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

Tube Radio

15

764

Jun Wed 29, 2016 2:56 am

Tube Radio View the latest post

No unread posts homebrew power supply

bill hamre

2

592

Jun Sat 18, 2016 7:29 pm

bill hamre View the latest post

No unread posts Verinier dial sticking

jimbob

6

630

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

1094

Jun Sun 12, 2016 4:19 am

Tube Radio View the latest post

No unread posts ECC84 Fremodyne FM tuner

dimis

4

578

Jun Thu 09, 2016 10:21 pm

Alfredo_T View the latest post

No unread posts Attachment(s) Variable Capacitor Gearing

Rich, W3HWJ

14

1377

Jun Wed 08, 2016 1:31 pm

rxradio View the latest post

No unread posts All in one Tube radio

hydrolisk1792

11

928

Jun Wed 08, 2016 7:35 am

hydrolisk1792 View the latest post

No unread posts Attachment(s) AM Radio Transmitter Kit

fifties

19

4739

Jun Sun 05, 2016 10:49 pm

fifties View the latest post

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

MWC

13

5747

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

846

Jun Wed 01, 2016 4:18 am

Jim Mueller View the latest post

No unread posts basic oscillator circuit

paggaudet

0

367

May Fri 27, 2016 5:50 am

paggaudet View the latest post

No unread posts 2N2222 homebrew

Delcoman

16

5138

May Thu 26, 2016 1:54 am

Alfredo_T View the latest post

No unread posts Basic Radio Circuit

paggaudet

0

681

May Wed 25, 2016 11:08 pm

paggaudet View the latest post

No unread posts Attachment(s) FM Miniloop Detector

JPascal

1

443

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

1576

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

4470

May Sun 22, 2016 1:40 am

Tube Radio View the latest post

No unread posts 6888 broadcaster kit

bill hamre

1

459

May Fri 20, 2016 2:17 pm

bill hamre View the latest post

No unread posts Sparkfun oscilloscope clock mod question

Tube Radio

7

719

May Tue 17, 2016 1:47 am

Tube Radio View the latest post

No unread posts Pebbles two tube bc/sw regenerative.

jimbob

8

1207

May Mon 16, 2016 10:21 pm

Scot Armstrong View the latest post

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

[ Go to pageGo to page: 1, 2 ]

tube42

37

5766

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

2210

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

615

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

785

May Mon 09, 2016 5:02 pm

Macrohenry View the latest post

No unread posts Winding a bifilar toroid question

Mike6158

6

632

May Fri 06, 2016 2:46 am

Mike6158 View the latest post

No unread posts Cutting a Hole in Aluminum Panel

Macrohenry

13

1228

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

1157

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

726

Apr Thu 28, 2016 2:59 am

classicelectronicsguy View the latest post

No unread posts 'Gibson Girl' Crystal Radio

vu2nan

2

625

Apr Wed 27, 2016 4:11 pm

vu2nan View the latest post

No unread posts Variable cap.markings

jimbob

1

463

Apr Wed 27, 2016 12:54 am

Bill M View the latest post

No unread posts Attachment(s) Buck Regulators

ghjkl67

8

897

Apr Tue 26, 2016 2:30 pm

Rich, W3HWJ View the latest post

No unread posts 47uf non electrolytic capacitor

jimbob

5

823

Apr Sat 23, 2016 3:49 am

threeneurons View the latest post

No unread posts 1mHz crystal in 7-pin tube

TDane

3

636

Apr Sat 23, 2016 3:35 am

Als_Basement View the latest post

No unread posts Attachment(s) Stereo to Mono Adapter

Maraakate

6

723

Apr Tue 19, 2016 1:16 am

random73 View the latest post

No unread posts Philco Amp

35Z5

2

673

Apr Wed 13, 2016 1:59 pm

35Z5 View the latest post

No unread posts Attachment(s) 6BK7 6GY6 Transmitter Broadcast Range

jmnnn

17

1248

Apr Tue 12, 2016 7:33 pm

Flipperhome View the latest post

No unread posts Attachment(s) Home brew Fender-style amp

Diverted

4

1108

Apr Tue 12, 2016 5:19 am

Jthorusen View the latest post

No unread posts Power transformers

jimbob

9

779

Apr Tue 05, 2016 11:26 pm

jimbob View the latest post

No unread posts Attachment(s) Crystal controlled regenerative detector

Scot Armstrong

2

515

Apr Tue 05, 2016 2:51 am

LM386 View the latest post

No unread posts Attachment(s) high performance tube regen receiver?

zarco

11

1726

Apr Fri 01, 2016 11:19 pm

Scot Armstrong View the latest post

No unread posts Attachment(s) Homebrew general purpose tube audio amp

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

black85vette

64

6910

Mar Thu 31, 2016 1:50 pm

35Z5 View the latest post

No unread posts VR tubes in series dropping resistor calc?

Yeti575

4

528

Mar Wed 30, 2016 11:16 pm

Yeti575 View the latest post

No unread posts Attachment(s) Need Help calculating a voltage divider.

[ Go to pageGo to page: 1, 2 ]

Weanedontubes

20

1022

Mar Sun 27, 2016 3:00 pm

jim rozen View the latest post

No unread posts TDA1013B alternative?

Macrohenry

4

572

Mar Sat 26, 2016 5:12 pm

Rich, W3HWJ View the latest post

No unread posts Attachment(s) 6e5 tuning indicator

mhayden29

9

1528

Mar Tue 22, 2016 10:00 pm

mhayden29 View the latest post

No unread posts Attachment(s) Another homebrew guitar amp

BakelitePete

10

1122

Mar Sat 19, 2016 1:51 pm

wazz View the latest post

No unread posts Panel Lettering Stamp

Rich, W3HWJ

5

721

Mar Sat 19, 2016 2:43 am

Jim Mueller View the latest post

No unread posts Speaker mod question

Tube Radio

2

414

Mar Thu 17, 2016 8:40 pm

Tube Radio View the latest post

No unread posts 1926 ARRl Handbook Regenerative

targeteye

6

898

Mar Thu 17, 2016 12:51 am

wazz View the latest post

No unread posts Difference between regen and super-regen?

zarco

2

613

Mar Thu 17, 2016 12:44 am

wazz View the latest post

No unread posts Attachment(s) My second 12 volt regenerative receiver

[ Go to pageGo to page: 1, 2 ]

black85vette

31

1705

Mar Wed 16, 2016 12:21 pm

black85vette View the latest post

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