[time-nuts] HP 3586 Problem

Chuck Forsberg WA7KGX N2469R caf at omen.com
Mon Mar 25 00:12:09 EDT 2013

On 03/24/2013 06:24 PM, Perry Sandeen wrote:
> Esteemed Gurus,
> I was checking out two operational HP 3586B’s which I normally use for RF work on the lower frequencies and found out one would not sync below 300 KHz or so and the other below 200 KHz on the Fo rear output connector.
> So I contacted my friend Mike Fisch and asked him to do the same test and his Fo output would not sync below 1 MHz.
> So my questions to the list are: 1.  Do other owners of HP 3586 units have the same problem?   2. And if one had had that problem, were they able to fix it, and if so how?
> I don’t want to touch the insides of mine until I have more information.
> Regards,
> Perrier
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The output on my 3586B loses lock below 400-500 kHz.
This is the first time I checked the output at these low frequencies.

The last time I made measurements with it it was not showing problems
with measurements down to 20 kHz or so.

      Chuck Forsberg WA7KGX   caf at omen.com   www.omen.com
Developer of Industrial ZMODEM(Tm) for Embedded Applications
   Omen Technology Inc      "The High Reliability Software"
10255 NW Old Cornelius Pass Portland OR 97231   503-614-0430

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