this is one fei fe-5680b rubidum oscillator.
when i power up ,there is one 10mhz,but it gone.And never come out again.
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when it locked,there is 1pps ONLY .
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And after i google, i also find some information from my customer
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http://en.it-usenet.org/thread/16759/13709/
http://en.it-usenet.org/thread/16759/1156/
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he said there is one 60mhz inside the case,what can use with some DDS chip,
but i don't find it yet.
