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

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!