[time-nuts] Freq cal to 1ppm without GPSDO
David J Taylor
david-taylor at blueyonder.co.uk
Thu Feb 17 07:43:11 UTC 2011
> Yes they sell for about $35 on EB. But you will need to build a
> support/interface for it. Yo will need some voltage regulators, a
> 74*04 inverter (the RS232 standard has DCD non-inverted but inverts
> data) TTL to RS232 level converters, 10-pin female headers and other
> misc parts. And a GPS antenna and cable. Also I think it uses an MCX
> connector for the antenna cable. You either have to get an MCX cable
> or replace the connector on the M12+ A just went through this process
> and can now blink a LED at 1Hz but as of yet not much else. Those
> Oncore GPS receivers are great but as shipped from Hong Kong they are
> just a bare receiver, not a working system.
>
> --
> =====
> Chris Albertson
> Redondo Beach, California
Would you count these as nearer a "working system"? Only needs USB power,
and includes the antenna and cable.
http://www.sureelectronics.net/goods.php?id=99
I'm still waiting for mine to arrive.
Cheers,
David
--
SatSignal software - quality software written to your requirements
Web: http://www.satsignal.eu
Email: david-taylor at blueyonder.co.uk
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