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Andy writes: Well, it could be that his transmitter oscillated, and he just tacked a 220 pf to ground for C20 to make it stop....... Putting a cap to ground on the output of an op amp is something I have always avoided, EXCEPT when it made things work... :))))) Andy W4OAH Oops !!! I was looking at C21 instead of C20...... ......... never mind .... :)))))) Andy |
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