Sonic GSM
14
JE-
1 UF
uF
13
16
C1+ v“ | |
5 to 10Y |
V+ |
C1 MAX232 | |
C2 + | |
C2- 10Vto-10V |
v- |
TTL Ti1
RS232
Ro1
1J_
10
Ti2
Ro2
6 -10V
1
1_4
7 _
2 +f 10uF 10V
5.1 V Zenner
1N4148
PC-DB-9
10uF
-OCTS
-ORD
To1
To2
Y Ri2
-OTD
DC GND o
-OSG