GS3020 Datasheet, PDF (4/6 Pages) Gennum Corporation – Dynamic Equalizer

VOLUME
CONTROL
BATTERY
MIC+
EK3024
or
MODEL 39
9
10
8
7
65
4
3
2
11
1
Microphones and receivers shown above are for illustrative purposes only.
Manufacturers can design with other appropriate transducers.
Fig. 3 Example of Assembly Diagram
+
REC
ED1913
or
MODEL 2313
100Ω
1.3V
5
C7
C6
2µ2
0µ1
R_TH=∞ ∞
CHP
(Normally not
connected)
3k9
V_IN
10
C1
2µ2
REGULATOR
100k
SLOW
AVERAGE
DETECTOR
100k
FAST
AVERAGE
DETECTOR
1
R1
CURRENT
REFERENCE
2:1
COMPRESSION
CONTROL
RECTIFIER
68k
VB
11
C2
9
3n9
12k
-A
24k
3
-C
D
C3
0µ1
8
4
R2
-B
50k
50k 50k
50k
C5
C4 ^0µ1
0µ1
All resistors in ohms, all capacitors in farads unless otherwise stated.
121
1k
515
7
6
R_VC
15k
GS3020
2.6V
1k82
R_E
100
Fig. 4 Characterization Circuit (used to generate typical curves)
521 - 05 - 04
4