Quote:
Originally Posted by stromberg6
Hi, Very glad to know it was only a 12AZ7 gone bad. Just a little hint about color loss or intermittent, but only for the early production chassis with wax caps: wax dripping on the -Y output sockets can cause loss of color(s). Cleaned up the socket, and put in Orange Drops. Problem solved!
Kevin
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Thanks for the tip! I used a 12AT7 in place of the 12AZ7. 12AT7 is identical to the AZ7 except for heater current and a lower gain. The 12AT seems to make the reds a lot more balanced with the other colors even with red turned all the way up.
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Admiral C322C2 Regent (Restoring)
RCA CTC-7 Pensbury (Restored)
RCA CTC-5 Westcott (Restored)
CRA CTC--4 Director 21 (Restoring)
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