[time-nuts] Lucent RFTG-m-XO GPSDO

Randy D. Hunt randy_hunt960 at yahoo.com
Sun Oct 9 19:11:25 EDT 2011

As to me, too.

Randy, KI6WAS

On 10/9/2011 4:02 PM, Bill Hawkins wrote:
> Hi, K4CLE
> A while ago, I invested $600 in two pairs of the GPSDO and LPRO units.
> Intended to replace a pair of 48 volt Z3801 receivers with 24 volt units.
> Put them in the project pile for lack of drawings and software, where
> they have languished. Their value has dropped, but I'd still like to
> have 24 volt receivers with software like GPSCon that can do SNTP.
> RS422 is no problem.
> Please let me know if you find drawings and software. Copies are
> worth more than postage to me.
> Bill Hawkins
> -----Original Message-----
> From: k4cle at aol.com
> Sent: Sunday, October 09, 2011 1:41 PM
> I will look for my drawings on this unit and send copies to you.  And I know
> I have the software too, just need to find it!
> I have read in some of the notes here on time-nuts that people may be able
> to use RS232 for communicating with the RFTG units.  But it was designed for
> RS422 and I would suggest you use RS422 for best results.  I use a little
> RS422-4S232 converter which has worked fine for me.
> The early units had FRS rubidiums in them.  The LPRO was used in the newer
> units.  So, you have the more recent design.
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