[time-nuts] HP 5065 Meter readings after restoration and adjustments: 2nd Harmonic Problems ? (II)

Poul-Henning Kamp phk at phk.freebsd.dk
Fri Sep 8 07:16:31 EDT 2017

In message <881182040.5268197.1504868987867 at mail.yahoo.com>, Ulf Kylenfall via time-nuts writes:

>2nd Harmonic level has gone down from 18 to 14 in a few hours.Needle is nervous in the way that it wiggles about one needle-widthin a random but slow pace.
>All other readings are stable.
>Rotating the knob back and forth restores the previous readings.
>I am considering a fault in the 137 MHz circuitry.

It can also be the synth which bounces up and down in frequency if the delay-line has drifted.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
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Never attribute to malice what can adequately be explained by incompetence.

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