TV-2B/U Military Tube Tester Restoration - Part 2

Описание: We find more faults in our TV-2B\U military electron tube tester, which leads to wild chases inside the spaghetti schematics and wiring.

Stuff that supports the channel:
Support us on Patreon:   / curiousmarc  
Amazon links for the tools I use in the lab: https://www.curiousmarc.com/amazon-links
Channel merch on Fourthwall: https://curiousmarc-shop.fourthwall.com
Legacy channel merch on Teespring (I don't have everything transferred to Fourthwall yet): https://teespring.com/stores/curiousm...

"Elevator Music" Credit: Crinoline Dreams by Kevin MacLeod

Our lovely sponsors
PCBWay: fast turn PCBs, https://www.pcbway.com
Electro-Rent: https://www.electrorent.com
Keysight: test instruments: https://www.keysight.com
Samtec: connectors: https://www.samtec.com
R&D Microwaves: https://rdmicrowaves.com

Get more technical info on the companion site: https://www.curiousmarc.com
Contact info: https://www.youtube.com/curiousmarc/a...

00:00 Recap of episode 1, short test not working
00:55 Not the neon light?
04:01 Debugging the shorts test circuit
05:28 Measuring the neon strike voltage
06:07 Debugging the -160V supply
14:52 Repair and test
17:49 Roll chart
18:30 Dual diode tube test
21:09 Mercury rectifier tube test
23:06 I have more faults!
25:25 Debugging the voltage regulator test
32:42 Works again!
33:09 Leakage test
36:00 All done!