-----Original Message----- From: Jim Lux
Sent: Monday, July 02, 2012 2:02 PM
[]
    http://www.excelitas.com/Downloads/DTS_Frequency_Standards_RAFS.pdf

--
are those the ones in GPS satellites? (for instance?)
=====================================================

Jim,

The Galileo satellites have both rubidium atomic clocks and the more precise hydrogen maser units - see:

 http://www.bbc.co.uk/news/science-environment-17755205

Cheers,
David
--
SatSignal Software - Quality software written to your requirements
Web: http://www.satsignal.eu
Email: david-tay...@blueyonder.co.uk

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