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Analog oscilloscope repair 2 – Capacitors, ESR, leakage
Analog oscilloscope repair 2 – Capacitors, ESR, leakage current
#Analog #oscilloscope #repair #Capacitors #ESR #leakage
“DiodeGoneWild”
1982 Tesla BM556 analog oscilloscope repair continues. Now I’ve fixed the brightness control problem. It was caused by bad capacitors in the high voltage switching power supply, which also produces the CRT heater voltage. Now the heater voltage is stable, no more fluctuations. Measuring and…
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