[time-nuts] ublox NEO-M8T improved by insulated chamber?

Gary E. Miller gem at rellim.com
Wed Nov 8 14:01:53 EST 2017

Yo Tom!

On Wed, 8 Nov 2017 09:31:01 -0800
"Tom Van Baak" <tvb at LeapSecond.com> wrote:

> > How exactly do you measure offset of your GPS time output to
> > absolute UTC time?  
> Conceptually it's no different from measuring your favorite resister
> or thermometer: you compare your DUT against a standard REF and the
> difference is your error, a process called calibration.

Yup, I worked in metrology for a while.  John Fluke Mfg Co., Inc.

> Calibrating your UTC is harder.


> Here are couple examples:
> That's enough reading to keep you busy for a few days.

Yup, I will, thanks.  Now when was the last time you did that absolute
calibration of a GPS receiver to UTC?  Can we see the results?

Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
	gem at rellim.com  Tel:+1 541 382 8588

	    Veritas liberabit vos. -- Quid est veritas?
    "If you can’t measure it, you can’t improve it." - Lord Kelvin
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