SERWIS

ELEKTRONIKI

Baza Porad Serwisowych

14

12

13

3

4

7

5

10

9
8

11

6

2

1

TAB

FM

Detector

Squelch

IF input

AMP

Electronic

attenuator

Voltage

regulator

For

SIF stage

100µ

0.01µ

220µ

Vcc

Sound power

input

4.7µ

SIF Detector Output

0.015µ

De-emphasis

22k

Volume

control VR

5k

270

Ω

0.1µ

Input coil

0.022µ

FM Det. coil

10pF

Decoupling

100µ

47µ
Feed back

capacitor

470pF

Bootstrap capacitor

100µ

330µ

22

Ω

Speaker

Supply voltage

for sound

power stage

KA2102A

Audio

power

AMP