[time-nuts] Self Test Error 2 on HP 3325

Ulrich Bangert df6jb at ulrich-bangert.de
Sat Mar 18 10:45:02 EST 2006


Hi Folks,

thanks for your extreme fast and precise answers! From these i follow
that a 3325 showing this error is out of calibration concerning it's
square wave output or the square wave output may be totally out of order
at worst. That is everything i need to know!

Thank You

Ulrich, DF6JB

> -----Ursprüngliche Nachricht-----
> Von: time-nuts-bounces at febo.com 
> [mailto:time-nuts-bounces at febo.com] Im Auftrag von John Ackermann N8UR
> Gesendet: Samstag, 18. März 2006 16:33
> An: Discussion of precise time and frequency measurement
> Betreff: Re: [time-nuts] Self Test Error 2 on HP 3325
> 
> 
> My 3325A often shows an amplitude calibrate fail at poweron, 
> but if I wait a few seconds and then hit the cal button, it 
> passes.  Not sure if that's the same thing as you're seeing or not.
> 
> John
> ----
> 
> Mike Feher said the following on 03/18/2006 10:20 AM:
> > Ulrich -
> > 
> > I do not know what you mean by "really means", but self 
> test #2 tests 
> > the amplitude calibration of the square wave output 
> according to the 
> > manual. Regards - Mike
> > 
> >  
> > Mike B. Feher, N4FS
> > 89 Arnold Blvd.
> > Howell, NJ, 07731
> > 732-886-5960
> >  
> >  
> > 
> > -----Original Message-----
> > From: time-nuts-bounces at febo.com 
> [mailto:time-nuts-bounces at febo.com] 
> > On Behalf Of Ulrich 
> Bangert
> > Sent: Saturday, March 18, 2006 10:12 AM
> > To: Time nuts
> > Subject: [time-nuts] Self Test Error 2 on HP 3325
> > 
> > Hi Folks,
> > 
> > does anyone of you have a clue what a fail on self test #2 in a HP 
> > 3325 synthesizer really means?
> 
> 
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