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4
RVC
15k
1.3V
48k
8k4
0
µ1
100k
- C
2
µ2
REGULATOR
SLOW
AVERAGE
DETECTOR
FAST
AVERAGE
DETECTOR
CURRENT
REFERENCE
2:1
COMPRESSION
CONTROL
0
µ1
C3
C4
82n
12k
C2
0
µ1
C1
3n9
68k
RECTIFIER
D
50k
50k
2
µ2
100k
50k
50k
48k
C6
VB
VIN
3k9
CHP
(normally not
connected)
- B
- A
50k
GS3023
47n
C5
9
1
5
3
6
8
4
2
7
11
14
13
10
12
Fig. 4 Characterization Circuit (used to generate typical curves)
RTH =
∞
VOLUME
CONTROL
BATTERY
2µ2
REC
2µ2
2µ2
EM3046
or
MODEL 39
MIC
RMPO
ES3126
1
2
3
4
5
6
7
8
910
11
12
13
14
Fig. 3 Typical Assembly Diagram
All resistors in ohms, all capacitors in farads unless otherwise stated.