[time-nuts] 7614A Cesium Beat Tube variation

Skip Withrow swithrow at idcomm.com
Tue Sep 8 02:59:26 UTC 2009

Hello Time-Nuts, 

The Datum 7614A/075 CBT is the standard version, and the 7614A/076 is the 
high performance version.  I have a 7614A/077 - any ideas on what flavor 
this one is? 

Does a manual/schematic exist for the Datum (Symmetricom) 4201A? 

Thanks in advance for any help. 

Skip Withrow 

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