Table 7 can serve as an acceptance test and gives a worst case figure after 30 minutes warm-up time. All deviations that can occur in a year are added together.

OscillatorFrequency ReadoutSuitable ReferenceP/F
Standard (TCXO)10.00000000 MHz + 150 Hz6688 
Option 30 (OCXO)10.00000000 MHz + 1Hz6689 
Option 40 (OCXO)10.00000000 MHz + 0.25 Hz6689 
Table 9. Acceptance test for oscillators