4: Technical Description
MT1099A-MS
4-5
Figure 4-3. Amp Control Connector J2 Pinout
Pin
Signal
Description
A
Ground
Chassis ground.
B
Amp PTT
PTT signal to external RF power
amplifier.
C
Data
Band selection data to the external RF
power amplifier.
D
Clock
Clock for band selection circuit to the RF
power amplifier.
E
+12 Vdc
Switched (12 Vdc) line external RF
power amplifier.
F
Ext. Sel.
External select line from the transceiver
to enable external RF power amplifier.
G
Amp ALC
Automatic level control signal to the
external RF power amplifier.
H
No connection
No connection.
A
B
C
D
E
F
G
H
I
J
