Simoco SRP9100 Alignment Procedure

3.5mm
2.5mm
DB9F
to PC
3
330R 1%
2
5
2k7
1%
27k
1%
PTT
1uF Bipolar
TX AF
In
RX AF
Out
P1761
680R16R
RxD In
TXD Out
470u
25V
470u
25V
2k7
Zener 5v6
27k
1%
1
2
S1
Figure 1-1 SRP9100 Radio Test Interface Unit
Notes for test jig:
1. The PTT switch activates transmit on the portable.
2. Interface data levels are TTL with RS232 polarity, although should work with most personal
computers.
3. 16R resistor simulates speaker load.

Simoco SRP9100 Specifications

General

Brand	Simoco
Model	SRP9100
Category	Portable Radio
Language	English