68297b/68397b a-259, Test record, 68297b/68397b, a-259 - a-270 – Anritsu 682XXB User Manual
Page 497
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ANRITSU Model 68297B/68397B
Date: __________________________
Serial Number __________________
Tested By: __________________________
682XXB/683XXB MM
A-259
3-6 Internal Time Base Aging Rate Test
Test Procedure
Measured Value
Upper Limit
Record frequency error value . . . . . . . . . . . . . . . . . . . .
_______________
Record frequency error value (after 24 hours) . . . . . . . . . . .
_______________
Record the computed aging rate . . . . . . . . . . . . . . . . . .
_______________per day
2x10
–8
per day
(5x10
–10
per day
with Option 16)
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