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ROB
TGD
VSS
HT8950A
VREF
TGU
VIB
OSC1
TS
FVIB
OSC2
AUDIO
LAMP
NC
AO
VDD
AIN
33K
47K
100K
33K
470
4.7K
MIC
22u
0.1u
GND
100u
0.1u
3.6V
4.5V
Schematics for HT8950A Voice Modulator with LM386 amplifier
4.7u
330
330
100n
250
100n
1
2
3
4
5
6
8
10u
V+
10n
LM386
100n
10
100u
C
CP
CP
C
CP