Quote:
Originally Posted by DaveWM
i check those two resistors in the plate circuit R603 and R604.
R603 is coded as an 82k which was on on the CTC-5 but shown as a 100k on the N chassis. I checked it out of the circuit and it had drifted up to about 94k so I left it alone.
the R604 which is coded as a 39k tested at 60k. Its 10% banded so I went ahead and replaced it with a 39k (tested at 41k) from my stash of old carbon comp resistors.
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With R604 now in tolerance, you should see more drive and the bias on the horizontal output higher. Please let us know the result.