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No unread posts Attachment(s) Variable high voltage DC power supply

Don_S

12

589

Oct Wed 06, 2021 4:04 am

Chas View the latest post

No unread posts Attachment(s) Variable frequency AC power supply

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Tube Radio

58

8057

Oct Tue 05, 2021 3:12 pm

Tube Radio View the latest post

No unread posts Attachment(s) RCA WV-84C Schematic or Manual

Robbdoe1

6

195

Oct Mon 04, 2021 8:18 pm

battradio@ View the latest post

No unread posts Attachment(s) Best Value modern Spectrum Analyzer for FM low frequency wor

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Barry H Bennett

20

653

Oct Mon 04, 2021 5:21 pm

Barry H Bennett View the latest post

No unread posts Triplett VOM - No Ohms Readings

tpgurgle

5

285

Oct Mon 04, 2021 12:41 pm

bfo View the latest post

No unread posts Attachment(s) Oak Ridge Products Model 107 Tube Tester

used6550

1

142

Oct Mon 04, 2021 5:27 am

egg View the latest post

No unread posts Attachment(s) WV-87A VoltOhmyst: Giant meter

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mrrstrat

21

1958

Oct Mon 04, 2021 1:28 am

lorendorrah View the latest post

No unread posts Test equipment purchase advice needed

Guzzifan

10

376

Oct Sun 03, 2021 8:50 pm

majoco View the latest post

No unread posts Attachment(s) Is this where oscilloscpes go? Heathkit 10-14 scope

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acbaker123

130

8682

Oct Sun 03, 2021 7:39 pm

acbaker123 View the latest post

No unread posts FC 147 Sencore

Harold Wright

2

148

Oct Sun 03, 2021 1:36 pm

Harold Wright View the latest post

No unread posts Hickok 533a Tube Tester Screen & Grid Bias Voltages Issue

W0BP

2

167

Oct Sun 03, 2021 9:39 am

Barry H Bennett View the latest post

No unread posts Attachment(s) Using an Oscilloscope instead of VTVM to Align

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spongebue

24

4732

Oct Sun 03, 2021 6:06 am

Chris108 View the latest post

No unread posts Attachment(s) Triplett 630 Type 4 Schematic Help

Robbdoe1

3

190

Oct Sat 02, 2021 10:17 pm

Robbdoe1 View the latest post

No unread posts Why does a tube type signal gen take so long to warm up?

tubes4life

6

233

Oct Sat 02, 2021 3:17 pm

tubes4life View the latest post

No unread posts Attachment(s) Help with value of Tube Testers

MARFS

14

566

Oct Sat 02, 2021 4:44 am

bob91343 View the latest post

No unread posts Attachment(s) HP 5383a frequency counter problem

GoldenAgeOfRadio

15

521

Oct Fri 01, 2021 4:01 pm

Chris108 View the latest post

No unread posts Attachment(s) Finally got an HP 8657B

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ai6vx

25

731

Oct Fri 01, 2021 8:08 am

Barry H Bennett View the latest post

No unread posts Precision Model 612 Tester

zboo

11

357

Oct Fri 01, 2021 3:18 am

zboo View the latest post

No unread posts Attachment(s) Heathkit CS-1 To restore it or not?

Robbdoe1

13

338

Oct Fri 01, 2021 1:33 am

Robbdoe1 View the latest post

No unread posts Attachment(s) Precision E-200-C Signal Generator Schematic

ronij8

10

2024

Oct Fri 01, 2021 12:51 am

Jim Mueller View the latest post

No unread posts Attachment(s) Hoyt model 100 tube tester

Dave Slusarczyk

4

173

Oct Fri 01, 2021 12:38 am

Dave Slusarczyk View the latest post

No unread posts Attachment(s) Heathkit Voltage Calibrator VC-2

CharcBait

4

209

Sep Thu 30, 2021 4:08 pm

stevebyan View the latest post

No unread posts RCA WO 505A SCOPE

gusezufo

0

115

Sep Thu 30, 2021 7:41 am

gusezufo View the latest post

No unread posts Attachment(s) heathkit vtvm model im-32

serge64

14

448

Sep Thu 30, 2021 3:30 am

serge64 View the latest post

No unread posts Oscilloscope High Voltage Capacitor Replacement Question

Mike25

5

325

Sep Wed 29, 2021 3:38 pm

Mike25 View the latest post

No unread posts Attachment(s) Interesting sweep-marker generator

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azenithnut

21

780

Sep Wed 29, 2021 2:56 pm

azenithnut View the latest post

No unread posts Attachment(s) TV quick connect antenna leads

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jehurd

25

518

Sep Wed 29, 2021 6:27 am

jehurd View the latest post

No unread posts Attachment(s) Weston 798 Type 3 tube tester problem

drworry

5

440

Sep Wed 29, 2021 3:11 am

drworry View the latest post

No unread posts Attachment(s) New Variac vs. Old Used Variac

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jrmiller43015

22

466

Sep Wed 29, 2021 1:16 am

CoolBlueGlow View the latest post

No unread posts Attachment(s) Eico 666

ttx450cap

6

455

Sep Wed 29, 2021 12:00 am

ttx450cap View the latest post

No unread posts Attachment(s) Sprague TO-5 and Capacitor Color Chart

fixt

13

406

Sep Tue 28, 2021 11:05 pm

fixt View the latest post

No unread posts Attachment(s) Tek 7xxx Mainframe - 7A26 input problems

k6whp

1

102

Sep Tue 28, 2021 10:22 pm

Barry H Bennett View the latest post

No unread posts Sencore TF166 Woes, the hard way! ;)

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Monarke4

23

19661

Sep Tue 28, 2021 1:08 pm

dholland View the latest post

No unread posts Simpson 260 6XLP

marnav1

2

197

Sep Tue 28, 2021 1:17 am

ttx450cap View the latest post

No unread posts Attachment(s) Sencore TR 139

ttx450cap

6

264

Sep Mon 27, 2021 11:52 pm

ttx450cap View the latest post

No unread posts Attachment(s) CX-1363/U adapter for AN/URM-25

Tubetron

4

215

Sep Mon 27, 2021 8:42 pm

N2LXM View the latest post

No unread posts Telequipment D-54R scope

Tube Radio

8

240

Sep Mon 27, 2021 12:00 pm

Tube Radio View the latest post

No unread posts ZM 11/U Bridge in the Ads

jdleach

18

2695

Sep Sun 26, 2021 9:00 pm

CurtisL View the latest post

No unread posts Attachment(s) Help with Olson TE-148 tube tester

guitarpresence

16

321

Sep Sun 26, 2021 8:16 pm

guitarpresence View the latest post

No unread posts Attachment(s) Precision 10-60 restoration

drworry

14

521

Sep Sun 26, 2021 3:01 pm

drworry View the latest post

No unread posts Attachment(s) ID and info... need some help. Thanks!

Ray Zondett

2

148

Sep Sun 26, 2021 4:58 am

Ray Zondett View the latest post

No unread posts Attachment(s) Edge display/stepper voltmeter crystal frequency reference

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MarkPalmer

72

6398

Sep Sun 26, 2021 4:44 am

KJ6IKT View the latest post

No unread posts Attachment(s) Heathkit case restoration

rtcook

19

3203

Sep Sun 26, 2021 2:46 am

rtcook View the latest post

No unread posts Looking for info on IC in Tenma 72-540 Signal Tracer/Injecto

KE4CDR

14

337

Sep Sun 26, 2021 1:10 am

KE4CDR View the latest post

No unread posts Attachment(s) RCA Audio Chanalyst 170-A Project

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WoodchuckTN

51

3517

Sep Sat 25, 2021 8:56 pm

WoodchuckTN View the latest post

No unread posts Attachment(s) Sencore ST66 Analyzer

rjonst

1

151

Sep Sat 25, 2021 3:57 pm

philcophanatic View the latest post

No unread posts Attachment(s) Jameco GRP-1200 isolation transformer

94marconi

6

192

Sep Sat 25, 2021 3:46 am

Chris108 View the latest post

No unread posts Attachment(s) Eico 145 Blue Case Replacement

wb2fcr

7

336

Sep Fri 24, 2021 1:09 am

Ed in SoDak View the latest post

No unread posts Oak Ridge Products Model 107

used6550

2

120

Sep Thu 23, 2021 9:11 pm

stevebyan View the latest post

No unread posts Attachment(s) Newbie - What equipment do I need to restore a radio

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tgr131

46

2178

Sep Thu 23, 2021 1:22 pm

lexrageorge View the latest post

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