I've finally finished putting together the parts to connect multiple NTP reference clocks to the same serial port...
![[Inside of box]](http://simon.arlott.org/photos/thu/2008_01_19_22_45_57.jpg)
It uses three reference clocks - one GPS receiver and two radio clocks (DCF77 and MSF).
![[MSF receiver]](http://simon.arlott.org/photos/thu/2008_01_19_22_47_46.jpg)
![[DCF77 receiver]](http://simon.arlott.org/photos/thu/2008_01_19_22_56_17.jpg)
![[GPS receiver]](http://simon.arlott.org/photos/thu/2008_01_19_23_15_30.jpg)
NTP reference clocks
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This page contains a single entry by Simon Arlott published on January 20, 2008 11:43.
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