My old oscilloscope displays some "blur" when using both channels simultaneously, see picture at
Is this a leaking capacitor in the chopper circuit or what should I look for?
The model is an "Advance OS 1000".
My old oscilloscope displays some "blur" when using both channels simultaneously, see picture at
Is this a leaking capacitor in the chopper circuit or what should I look for?
The model is an "Advance OS 1000".
The photo really doesn't look that bad. There will always be a bit more fuzziness with chopped than with single channel or alt. Do you know for sure it was better before?
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Your scope was made about 35 years ago. As long as the traace mixing is consistent and stable and not intrusive, stay with it until something more problematic appears.
-- Diverse Devices, Southampton, England electronic hints and repair briefs , schematics/manuals list on
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