[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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