Preliminary results of using GPS to look for clock skew

Rick graham.rick at
Fri Sep 23 08:50:26 EDT 2011

On Fri, Sep 23, 2011 at 8:10 AM, Jan Ceuleers <jan.ceuleers at> wrote:
> On 09/23/2011 11:38 AM, Dave Taht wrote:
> The cheapest GPS timing receiver, which includes a PPS signal, that I am
> aware of is the Garmin GPS18LVC. It requires soldering to a serial port
> connector, and also needs a +5VDC power source such as can be obtained from
> a USB port, but it is a very capable device.
> Note that it needs to be the LVC variant - other variants of the GPS18 lack
> the PPS signal.

A very nice HOWTO using that part:

Religion is regarded by the common people as true,
by the wise as false,
and by the rulers as useful.

— Lucius Annæus Seneca.

Terrorism, the new religion.

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