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No unread posts Do you really need to use a Variac for first power-up?

RetireeJay

18

247

Dec Sat 04, 2021 7:12 am

KX5JSC View the latest post

No unread posts Attachment(s) FFT spectrum analyzers

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MarkPalmer

21

2975

Dec Sat 04, 2021 6:53 am

KX5JSC View the latest post

No unread posts Attachment(s) Krohn Hite 4100

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MM

28

2469

Dec Sat 04, 2021 6:45 am

MM View the latest post

No unread posts Attachment(s) Anyone Have Info/Schematic for a "713A POWER LAB" Pwr Supply

W9ZQ

6

1584

Dec Sat 04, 2021 6:22 am

fenbach View the latest post

No unread posts Attachment(s) Replacing meter in Hickok 600a

IamZoot

5

233

Dec Sat 04, 2021 2:09 am

Bill Eccher Jr View the latest post

No unread posts Attachment(s) Reliable Tube Tester

dutchjim

10

267

Dec Sat 04, 2021 1:19 am

drworry View the latest post

No unread posts Sencore DVM 38 fuse holder

Idaho Farmer

3

73

Dec Sat 04, 2021 12:35 am

bob91343 View the latest post

No unread posts Attachment(s) Trying to get my Simpson 260 meters working

tmbiv56

8

182

Dec Sat 04, 2021 12:20 am

tmbiv56 View the latest post

No unread posts Attachment(s) Is this RF Network Analyzer good for IF alignment

ValhalQoholic

15

961

Dec Fri 03, 2021 10:32 pm

Barry H Bennett View the latest post

No unread posts Need Simpson 445 tube tester schematic

Dave Doughty

10

2489

Dec Fri 03, 2021 5:59 pm

MusicalDomains View the latest post

No unread posts Attachment(s) Central Electronics MM-2

N9whh

16

880

Dec Fri 03, 2021 5:08 pm

N9whh View the latest post

No unread posts Attachment(s) Hickok 750 Rehabilitation

lovatomi

9

383

Dec Fri 03, 2021 3:36 pm

lovatomi View the latest post

No unread posts Attachment(s) Tektronix 465M Oscilloscopes Questions/Progress Report

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processhead

56

6110

Dec Fri 03, 2021 4:19 am

Spivey View the latest post

No unread posts HP3466A

bob91343

3

181

Dec Fri 03, 2021 1:20 am

bob91343 View the latest post

No unread posts Attachment(s) BBB ISONIC ULTRASONIC CLEANERS

sergneri

6

290

Dec Fri 03, 2021 12:15 am

Rich, W3HWJ View the latest post

No unread posts Attachment(s) Vintage 1 inch oscilloscope inputs

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kevwr

47

1499

Dec Thu 02, 2021 9:25 pm

kevwr View the latest post

No unread posts Heathkit IM-2212 & IP-2731 manuals

HeathSchmidt

5

224

Dec Thu 02, 2021 6:49 pm

Tom Bavis View the latest post

No unread posts EICO 625 - Short on lever switches 1 and 7

RolfKurt

2

91

Dec Thu 02, 2021 4:19 pm

RolfKurt View the latest post

No unread posts Sola ferroresonant power conditioners

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TechyMechy

27

910

Dec Thu 02, 2021 1:35 am

bob91343 View the latest post

No unread posts Attachment(s) Simpson 269 22.5v battery ?

gadget73

13

6354

Dec Wed 01, 2021 6:23 pm

duckytune View the latest post

No unread posts Attachment(s) Jackson 658 meter

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azenithnut

20

1685

Dec Wed 01, 2021 1:02 pm

Triode71 View the latest post

No unread posts Heathkit IO-12 Oscilloscope questions

Guzzifan

8

387

Dec Wed 01, 2021 7:36 am

Guzzifan View the latest post

No unread posts Attachment(s) Test lead organization, how you do it ?

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Dale Saukerson

20

842

Dec Wed 01, 2021 6:12 am

bob91343 View the latest post

No unread posts How to test 2 digit tubes like 41, 76 & 80

KQ6XY

8

328

Dec Wed 01, 2021 3:27 am

byoungblood View the latest post

No unread posts Attachment(s) Solar CB-1-60 Capacitor Analyzer Restoration

criageek

12

430

Dec Wed 01, 2021 12:49 am

ttx450cap View the latest post

No unread posts Need Manual for Simpson 269 Meter

Vlad

10

3052

Nov Tue 30, 2021 11:48 pm

duckytune View the latest post

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

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Tube Radio

68

9675

Nov Tue 30, 2021 7:26 pm

Tube Radio View the latest post

No unread posts B&K 1560 Oscilloscope

Digger_2008

12

5050

Nov Tue 30, 2021 3:09 pm

dlmock999 View the latest post

No unread posts Attachment(s) triplett 850 find

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ttx450cap

38

2610

Nov Tue 30, 2021 1:10 am

ttx450cap View the latest post

No unread posts Attachment(s) Simpson 260 Multimeter No Power Switch

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billalpert

22

847

Nov Mon 29, 2021 3:21 pm

khutch View the latest post

No unread posts Replacing or repairing a Hickok 752A roll chart

TechyMechy

5

257

Nov Mon 29, 2021 2:21 pm

Bill Eccher Jr View the latest post

No unread posts Attachment(s) Low Range Ohmmeter Homemade

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Robbdoe1

37

989

Nov Mon 29, 2021 2:28 am

Robbdoe1 View the latest post

No unread posts Attachment(s) Heathkit IG-102 signal generator help please

Guzzifan

9

543

Nov Mon 29, 2021 12:39 am

Guzzifan View the latest post

No unread posts Attachment(s) I need a PDF with compactron datas

MM

1

153

Nov Sun 28, 2021 10:54 pm

John Bartley View the latest post

No unread posts Attachment(s) Loose socket(s?) and yellow corrosion on Superior TV-10

KE0TCF

10

275

Nov Sun 28, 2021 10:17 pm

KE0TCF View the latest post

No unread posts Tenma 72-5015 Function Generator

Air2Air

8

433

Nov Sun 28, 2021 4:57 pm

Air2Air View the latest post

No unread posts Triplett 310 F fuse location

marnav1

2

139

Nov Sun 28, 2021 2:40 pm

marnav1 View the latest post

No unread posts Attachment(s) Buy Or Build A RF Dummy Load?

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Yorkman

42

1432

Nov Sat 27, 2021 8:08 pm

Rich, W3HWJ View the latest post

No unread posts Attachment(s) RCA WV-98 VoltOhmyst Series

Robbdoe1

8

273

Nov Sat 27, 2021 6:51 pm

Robbdoe1 View the latest post

No unread posts Attachment(s) Paco T-60 tube tester

AnthonyElectro

8

205

Nov Sat 27, 2021 5:50 am

devilsmist View the latest post

No unread posts PACO model t-60

Oldsmobile Man

16

7294

Nov Sat 27, 2021 5:07 am

AnthonyElectro View the latest post

No unread posts Attachment(s) Soldering Iron Recommendation please

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amyotte

25

887

Nov Sat 27, 2021 4:25 am

AnthonyElectro View the latest post

No unread posts Attachment(s) Equipment recomendation for FM alignment

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bluebellyyankee

25

640

Nov Sat 27, 2021 12:02 am

ZombieElvis View the latest post

No unread posts Bode plots

Tube Radio

11

410

Nov Fri 26, 2021 11:58 pm

Tube Radio View the latest post

No unread posts Attachment(s) General Electric YGS-3 signal generator

K7MCG

12

1903

Nov Fri 26, 2021 11:35 pm

Chris108 View the latest post

No unread posts Attachment(s) Heathkit V-7A VTVM Restoration

jseabee

14

630

Nov Fri 26, 2021 10:46 pm

engineer View the latest post

No unread posts Attachment(s) Motorola R2410A service monitor

Rpat

5

230

Nov Fri 26, 2021 10:14 pm

Rpat View the latest post

No unread posts Range Switch Cleaning Triplett 310 FET Type 2

marnav1

4

267

Nov Thu 25, 2021 4:18 pm

marnav1 View the latest post

No unread posts Sprague TO-5 Price

radiodale1

5

410

Nov Wed 24, 2021 11:03 pm

radiodale1 View the latest post

No unread posts Eico model 232 recap

melw44

7

217

Nov Wed 24, 2021 10:35 pm

melw44 View the latest post

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