From Milliseconds to 26 Nanoseconds: How a $20 eBay SFP Module Beat My Entire NTP Setup https://lobste.rs/s/trap9p #hardware
https://austinsnerdythings.com/2026/04/26/ptp-osa5401-26-nanoseconds-raspberry-pi/
https://austinsnerdythings.com/2026/04/26/ptp-osa5401-26-nanoseconds-raspberry-pi/
From Milliseconds to 26 Nanoseconds: How a $20 eBay SFP Module Beat My Entire NTP Setup - Austin's Nerdy Things
Welcome to Austin’s Nerdy Things, where we spend years chasing nanoseconds that nobody asked us to chase. Five years ago, I started this blog by building a microsecond-accurate NTP server with a Raspberry Pi and PPS GPS.Austin (Austin's Nerdy Things)
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