TB 9-6625-2021-35
e. Set LINE switch to ON. If TI has been disconnected from power more than 24
hours, allow at least 24 hours for warmup and stabilization.
8. Time
Base Stability - Option 001 Only
a. Performance Check
(1) Connect time/frequency workstation OUTPUT 1 MHz to frequency difference
meter REF INPUT.
(2) Connect TI 10 MHz OUTPUT (rear panel) to frequency difference meter SIG
INPUT.
(3) Adjust FREQ ADJ (fig. 1) for minimum difference indication on frequency
difference meter. Record frequency difference meter indication.
A 31R9
A 32R6
A 28R7
A 28TP2
A 31TP2
A 29R5
A 31TP3
A 29TP2
A 32TP1
A 32TP2
A 31R2
A 32R3
A 33R8
OSCILLA TOR
A 33TP1
FREQ ADJ
A 17A1R11
A 17A1R22
A 3R10
FRONT PANEL
difference meter indication will be within 5 parts in 1010 of indication recorded in (3) above.
Record frequency difference meter indication.
(5) Adjust autotransformer output to 105 V ac. Allow 1 minute for oscillator to
stabilize. Frequency difference meter indication will be within 1 part in 1010 of indication
recorded in (4) above.
6