521 - 71 - 02

4

Fig. 4 Characterization Circuit (used to generate Typical Curves)

Fig. 3 Typical Hearing Instrument Assembly Diagram

All resistors in ohms, all capacitors in farads unless otherwise stated.

REC

BATTERY

MIC

1

3

2

4

5

6

2

µ2

7

C1

0

µ1

C2

0

µ1

C3

0

µ15

C4

33n

C5

22n

GS3026

12k

3k9

PINK NOISE

GENERATOR

or 1kHz for I/O

48k

50k

REG.

48k

-A

RECT.

B

8:1

COMPRESSION

CONTROL

1.3V

Rvc=200k

R

4

1

2

3

5

6

4

7