cxa1700aq Sony Electronics, cxa1700aq Datasheet - Page 29

• Manufacturer Part Number: cxa1700aq
• Description: Luminance And Color Signal Processing For 8mm Vcr
• Manufacturer: Sony Electronics

(4) High-speed ACC compression ratio measurement
SG53 (Pin 53 EXT CIN input)
P8 (Pin 8 REC C OUT output)
SG45 (Pin 45 PB C IN input)
P63 (Pin 63 C OUT output)
Measure the high-speed ACC compression ratio in JOG mode by inputting a modulation wave as shown
below.
SG 46 (Pin 46 SWP input)
200mVp-p/743kHz
PB C IN
(SG45)
C32
100p
SW45
V
V
45
INMIN
0MIN
SG46
PB C
LPF
46
SIGNAL a
10m Sec
SWP
V
V
V46
0MAX
CXA1700 to be measured
INMAX
V
1
ACC
CH HOLD
—29—
ACC
AMP
SIGNAL k
10m Sec
V
ACC
DET
2
SIGNAL a
63
C OUT
V
3
P63
F
SIGNAL k
ACC
20log V
=
CXA1700AQ/AR
V
4
OMAX
/V
OMIN