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Q)
Difference in the circuits
Exclusive circuit for conventional oscillograph
General circuit
Video �ignal
To tri g ger circuit
Hard
t o
video signal is applied directly
as trigger signal.
26
synchronize, because
Simple synchronizing
circuit
To trigger circuit
Synchronization is
more easily
effected
than
in
the
circuit
shown
at
left,
because
signal is
integrated to remove
high frequency components.
Exclusive circuit for this
instrument
(Principle drawing)
TV exclusive synchronizing
separator circuit
After picking up the SY
the vertical
synchronization is
the
separated. Then, the stable syn
chronization is obtained.
To trigger
cucuit
C pulse,
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