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    Telequipment D83, Ch1 trace hard at bottom of screen

    Straight WD40. The issue was simply where the shaft goes through the brass bushing on the front of the potentiometer body, so purely a mechanical issue. Thanks for the service manual link. A closer look at the innards suggests one or more of the 3 big caps on the PSU are leaking. Any views on...
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    Telequipment D83, Ch1 trace hard at bottom of screen

    Hello folks. I had the opportunity of being gifted a Telequipment D83. After freeing a gummed up power/intensity control (WD40 and brute force) It seems mostly ok, powering up and with a nice bright in-focus trace. There were a few loose grubscrews in knobs and some internal control linkages...
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