A how-to on building a Raspberry Pi stratum 1 NTP server: So this article is going to be my notes on how I built one using a cheap GPS module off eBay as the reference time source and a Raspberry Pi. (a 2B in this case, but hopefully the differences for newer models will be […]
Tag Archives: NTP server
Building a Strata 1 NTP server
Kenneth Finnegan writes: As a quick first test, I built a quick adapter board between the GPS engine’s 2×5 pin header to the standard FTDI serial cable, with a diode and 0.3F capacitor (Yes, not micro Farads, 0.3 actual Farads) to keep the SRAM from losing the current GPS almanac every time I power cycle […]