[time-nuts] ``direct'' RS-232 vs. RS-232 via USB vs. PPS decoding cards

Denny Page denny at cococafe.com
Tue Feb 14 20:10:19 EST 2017

> On Feb 14, 2017, at 15:14, J. Grizzard <elfchief-timenuts at lupine.org> wrote:
> I really recommend the PC Engines apu2c hardware. Just a touch over $100,
> schematics available, hardware serial port, GPIO, 1588-capable PHY, CPU
> crystal accessible if you want to try a clockblock-type hack, great
> support, and just decent all around.

Have you fit a GPS receiver to it?


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