Hello all.
I am looking for the instructions for calibrating a Marconi MU-101 tube tester. It is a solid state tube tester. 1974. Marconi Canada,
thanks
Ken
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Hi.
First time you need the roll chart and the set of the reference tubes...
for example: https://www.ebay.com/itm/224599620670
and the other tube tester calibration guide:
https://blueglowelectronics.files.wordpress.com/2018/02/tv7-tube-tester-...
good luck!
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