KD-S687
NJM4565M-WE (IC571) : Ope. amp
A OUTPUT
1
A INPUT
-
2
+
A INPUT
3
V -
4
RPM6938-SV4(IC602) : Remote sensor
1.Block diagram
I/V
conversion
PD
1-26
AMP
BPF
fo
trimming
circuit
magnetic
shield
V +
8
7
B OUTPUT
B INPUT
-
6
5
+
B INPUT
Vcc
AGC
Comp
Detector
Vcc
22k
Rout
GND
