Bill -
Yes, a dried out (high ESR) electrolytic at C132 allows the SIDETONE
from V9a AROUND the D8 keyer diode, and send it on to V11 via the B+ bus.
Nice when they're easy! :-)
73, Garey - K4OAH
Glen Allen, VA
Drake 2-B, 2-C/2-NT, 4-A, 4-B, C-Line
and TR-4/C Service Supplement CDs
<www.k4oah.com>
Bill Hendrickson wrote:
Garey...I think it was you who said c132 was giving me a sidetone
problem on my t4....you were right...replaced it and no more errant
sidetone....
73
Bill
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