[time-nuts] DATUM 9390-52054 Grief again...

2013-04-06 Thread Stewart Cobb
> I do not recognize the GPS receiver module, but it has the following > number on it: TNL 22880-B. I have the schematics for the overall > DATUM 9390-25054, but the GPS module is just a block. By the way, > the GPS block on the DATUM overall schematic is marked, "SV6 / > (TANS)". I suspect thi

[time-nuts] DATUM 9390-52054 Grief again...

2013-04-06 Thread Burt I. Weiner
te From: Hal Murray Subject: Re: [time-nuts] DATUM 9390-52054 Grief again... b...@att.net said: > By the way, the GPS block on the DATUM overall schematic is marked, "SV6 / > (TANS)". I suspect this means something noteworthy. SV6 or SVeeSix is an old old old Trimble module.

Re: [time-nuts] DATUM 9390-52054 Grief again...

2013-04-06 Thread Hal Murray
b...@att.net said: > By the way, the GPS block on the DATUM overall schematic is marked, "SV6 / > (TANS)". I suspect this means something noteworthy. SV6 or SVeeSix is an old old old Trimble module. Google finds stuff. I picked up a couple many years ago, or at least they were described as S

[time-nuts] DATUM 9390-52054 Grief again...

2013-04-06 Thread Burt I. Weiner
(Note: additional information about the receiver module has been added.) Burt Gang, You will remember several months ago I had some stranges that I thought were related to a defective Vectron oscillator in one of my DATUM 9390-52054. That turned out to be a the internal switching power supp

[time-nuts] DATUM 9390-52054 Grief again...

2013-04-06 Thread Burt I. Weiner
Gang, You will remember several months ago I had some stranges that I thought were related to a defective Vectron oscillator in one of my DATUM 9390-52054. That turned out to be a the internal switching power supply so I replaced it with an external Cisco unit. I've done this in three units