[ntp:questions] Problem with Trimble Placer 450 - gpsd - ntpd

[Rob]

Bruce Dale <bdale at stny.rr.com> wrote:
> It's 15 years old and I'm not sure it's in production any longer. If 
> I had discovered this a few years ago, yes. There is a work around, 
> I've modified the gpsd code to detect loss of fix and to stop the PPS 
> during the no fix interval. I've been working with the gpsd folks to 
> implement a similar fix in their next release.

The stopping of PPS when no fix has always been in the gpsd code.
I think the only thing you need is a patch to detect the no fix
condition.
(set gpsdata.fix.mode to MODE_NO_FIX)