Hi , these jumps when tapping is normal when the HP5065A is restored to the life ater a long storage time, they disappears after a long warmup (weeks). Luciano
Da "time-nuts" time-nuts-boun...@febo.com A "Ulf Kylenfall" ulf_...@yahoo.com,"Discussion of precise time and frequency measurement" time-nuts@febo.com Cc Data Fri, 08 Sep 2017 08:49:12 +0000 Oggetto Re: [time-nuts] HP 5065 Meter readings after restoration and adjustments: 2nd Harmonic Problems ? -------- In message <125529892.249004.1504854237...@mail.yahoo.com>, Ulf Kylenfall via time-nuts writes: >The meter is not stable and the needle is somewhatnervous. When tapping the instrument with a smallscrewdriver, this value jumps up and down. If the jumps are always the same place on the scale, it is probably a mechanical issue in the meter, if it is all over the scale it could be the rotary switch which selects what the meter shows. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 p...@freebsd.org | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.