[NLRS] Z3801A Woes and looking for a spare

Mike King - KM0T scsueepe at mtcnet.net
Tue Aug 15 23:07:12 EDT 2006


Well, Im having some problems with my HP Z3801A.  It does not seem to want 
to track...it recieves sats, but says its not tracking.  I have tried 
numorous commands like *cls and survey, but it doesnt seem to want to find a 
home.  I first noticed it a few days ago when I noticed that the holdover 
light was on.  A bit of snooping and it appeared to be on hold over for 30+ 
hours.

I too noticed that the time and date was completely off, so I changed that, 
but even when I rechecked the time, it gives an error and says old data....

Normally, when I powered it on and off, it would find itself again, but now 
it seems that it does not want to sycn up at all.  I had the whole unit on a 
UPS as well, so Im fairly certain that it never lost power.  I was thinking 
that it might be the antenna, but it lists a whole slug of sats, but it wont 
track them...

So, any ideas appreciated....

In addition, I have this thing tied into all my SDR-1000 radios, PTS-160 and 
freq counter, so it is somewhat of an achilles heel for my station.  I have 
been looking for a spare unit as a back up for some time now, but the Z3801A 
now seems in short supply.  If anyone has a spare to sell, preferably 
converted but at least in working order.  I would appreciate if you would 
drop me an email as well.

Thanks again,

73

Mike - KM0T



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