[time-nuts] Rb vs.Crystal OCXO
docdailey at gmail.com
Sun Apr 27 17:04:25 UTC 2014
I unplug the antenna from my fury boards. I hope this is an effective alternative.
Sent from mobile
On Apr 27, 2014, at 9:02 AM, "Tom Van Baak" <tvb at LeapSecond.com> wrote:
>> The Pendulum GPS-88 and GPS-89 have a button on the front you push when
>> you want to force it into hold-over to do your measurement, for this
>> very reason.
>> PPS steering and OCXO steering is the same thing once you forced the PPS
>> into the right range. Some *really* depend on the synchronicity between
>> 10 MHz and PPS, and you should not obscure it if possible.
> When doing a sensitive measurement where stability is more important than accuracy I turn off GPS disciplining.
> The TBolt has commands to go into and out of holdover. But more effective are the 0x8E,0xA3,4 and 0x8E,0xA3,5 commands which simply disable and enable disciplining.
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