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7. External sync
KP-F37/F38
11
Horizontal and vertical drive signal inputs
KP-F37: HD f(H) = 36.713 kHz
±
1 %
VD f(V) = 69.93 Hz
KP-F38: HD f(H) = 41.958 kHz
±
1 %
VD f(V) = 79.92 Hz
Input level
HD 4 to 6 V
DC
negative
VD 4 to 6 V
DC
negative
Trigger 4 to 6 V
DC
Input impedance 75ohm or High impedance (10kohm)
Trigger
B(Pin 11) 1kohm
HD
VD
T=1/f(H)
Vertical drive signal (VD)
Horizontal drive signal (HD)
Set HD and VD fallings edges to the same phase (0
±
2
µ
s)
HD and VD phase relationship
Drive signal input waveform
Approx. 2.8(F38: 2.4)
µ
s
4
〜
6V
DC
Approx. 0.3(F38: 0.2)ms
4
〜
6V
DC
T=1/f(V)