Need tools? Here's a video showing what I use (with links!): https://www.youtube.com/watch?v=MLK649c1_fM This tuner was very obviously malfunctioning, but the moment I tried to figure it out with test equipment, it started working again! And then it never malfunctioned again! I did my best to bring it back up to speed with new lamps, a few new caps, and an alignment.

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I wasn't going to record this...then things got interesting!
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