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Default Kikusui COS 5041 TM, 40 MHz scope, 1986

Absolutely nothing on the display, even in darkened room at switch off.
PDA/EHT of 7.2 KV and voltages at the CRT base of -1100 to -1750
Heater continuity . Extremely good blanking.

Anyone know where to get the pinning of the CRT
Misubishi 150CXB31T ? mitsubishichips no use

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