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Since the limearity control changes the gain of the vertical drive amplifier, it also changes the vertical
height.
VOUT KES
a
NFB amplifier
deag
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I
I
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Ramp
+.
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!
!
I
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J
I-V conversion
NFB B circuit
Fig. 27. Vertical section.
(9) Vertical output circuit.
The internal block diagram and waveforms of IC301 (AN5512/KA2131) are shown in Fig. 28.
i
V-Sawtooth
V-—osc pulse
input
DC 24V
43
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