Re: HP 339A Distortion Test Set repair/refurbish (hamfest find) (long read)

Jeremy B · 2024-09-09T19:46:48-07:00

The is also a modification for a second harmonic trim which uses feedback around the fet via a 2k trimmer. I have implemented this in a clone I built of the oscillator section and it makes a very

Re: HP 339A Distortion Test Set repair/refurbish (hamfest find) (long read)

Jeremy B All Messages By This Member #146890 The is also a modification for a second harmonic trim which uses feedback around the fet via a 2k trimmer. I have implemented this in a clone I built of the oscillator section and it makes a very marked improvement in reducing the 2H level.?

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Re: HP 339A Distortion Test Set repair/refurbish (hamfest find) (long read)