The DXZone.com Amateur Radio Internet Guide

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GPS time sync for modern digital modes

Posted:
https://www.dxzone.com/dx33935/gps-t...tal-modes.html

Operating Aids/Time
As FT8, JT65 and JT9 are a time synchronized protocol, one soon discovers
that an accurate PC clock is very important. If your workstation time is
off it can cause you to send when no one is listening, or to listen when no
one is sending.