Two Trigger Mode - Hitachi KP-F1 Technical Operation Manual

Trigger specifications:
Two Trigger Modes
Two trigger pulses are input. Exposure starts at the Trigger B rising edge and ends at the Trigger A
falling edge. The vertical sync is reset and the video output is obtained immediately. The interval
between the two trigger pulses equals the exposure time.
Trigger specifications: 5 Volts p-p
Note: Use a sync signal that is free of noise.
5 Volts p-p +0.5/-1.0 Volts p-p
a: 2I: 1 field or more
1N: 1 frame or more
741.6 µs (EIA)
b: 2I:
1250.1 µs (EIA)
1N:
High period = 8 µs or more
+0.5 / 1.0 Volt p-p
Low Period: EIA 63.5 µs or more
Trig-A
a: 2I: EIA : 16.7 ms or more
1N: EIA : 33.4 ms or more
Trig-B Low period : Not specified
High period : 8 µs or more
EIA: 16.7 ms or more
CCIR: 20 ms or more
EIA: 33.4 ms or more
CCIR: 40 ms or more
1131.3 µs (CCIR)
2027.3 µs (CCIR)
CCIR 64 µs or more
CCIR: 20 ms or more
CCIR: 40 ms or more
b: 2I: 741.6 µs (EIA)
1131.3 µs (CCIR)
1N: 1250.1 µs (EIA)
2027.3 µs (CCIR)
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