More desk clutter... :-)

[Gary E. Miller]

Yo Achim!

On Mon, 27 Mar 2017 23:14:05 +0200
Achim Gratz <Stromeko at nexgo.de> wrote:

> Well, the navSpark mini didn't quite like being in the box and dropped
> the ball quite often.  I've routed the cable out through the oening
> for the HDMI port and built some contraption to put the GPS antenna
> on even further away from the Pi.  Seems to work better now, got a
> good 3D fix within a minute and holding it as far as I can tell.

Yeah, my antennas are in a window sill.  

> Since I've had to disturb it anyway to get the GPS out (and I've
> managed to crash it while doing this unfortunately), I started an
> sha512sum on one core and disabled the HDMI.  With some luck that
> should be right around the zero-TC point for most of the day based on
> the data from the last 28 hours.


Take a look at ntpheat.  If I run 'ntpheat -c 3 -t 67' I get very
god temp stability.  The advantage to ntpheat is is you put the CPU
underload then ntpheat will compensate.

RGDS
GARY
---------------------------------------------------------------------------
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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