[time-nuts] inexpensive, black box, GPS or NTP based TTL time capture?
hmurray at megapathdsl.net
Wed Oct 18 19:26:27 UTC 2017
> For under a $100 you could get a Raspberry Pi, a GPS HAT, and connect your
> input to a GPIO pin. Configure ntpd to log the real PPS and the input as
> another 'PPS'.
Is there an option to log all individual PPS events?
The $100 for a Pi might be significantly low. It depends on what you have in
your toy box.
Aside from the Pi and GPS HAT, you also need power and a micro SD card. For
black box applications, you probably want a case. You may need an external
For getting started, you also need:
SD card reader/writer
keyboard and mouse (Pi has USB)
display adapter (Pi is HDMI)
I have an old KVM switch. It uses PS2 rather than USB, so I need a PS2 to
These are my opinions. I hate spam.
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