Spectracom SecureSync 1200 User Reference Manual page 494

APPENDIX
Signal Type : User selected (jumper switch):
Signal Level :
Default Power-on Switch State :
Initially, input "B" ; until a valid signal on input "A" is detected, causing the switch state to
change to "A" .
Maximum Number of Cards : 6
Ordering Information : 1204-2E: Revertive Selector Option Module
Figure 5-57:
Figure 5-58:
478
>1MHz
1MHz to 100 Hz
1PPS
Sine Wave, 0.5 V to 30 V
p-p
TTL (50 Ω)
Model 1204-2E option card rear plate
Location of jumper switches
SecureSync User Reference Guide