P. G. TM0047
2-2
SENSOR
CB
+
SENSOR CRF
800 MHz
1900 MHz
SENSOR
+
PB
SENSOR
PRF
SMR
ATTENUATOR
ATTENUATOR
PCS
U2 U1
ALARM
DETECTION
TRANSMITTER
ALARM
CRF
CB
PB
PRF
REGULATION
+
J2
BASE
J4
TEST
J1
DISTRIBUTION
ANTENNA
J3
TEST
SMR AMPLIFIER
PCS AMPLIFIER
EXT DC
DCJ1-DCJ2
Figure 2-1. A300 Bidirectional Amplifier - Block Diagram
