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Connectors
Auxiliary Socket
15 pin waterproof panel mounted socket
Pin
Name
Description of function
Level
A
+13V8 Fused
Fused 13.8VDC output
+13.8VDC
B
Bal Audio Out 1
Balanced audio out 1
600 Ω
-6dBm to +9dBm
C
Bal Audio Out 2
Balanced audio out 2
600 Ω
-6dBm to +9dBm
D
Bal Audio Out 1
Balanced audio in 1
600 Ω
-24dBm to 0dBm
E
Bal Audio Out 2
Balanced audio in 2
600 Ω
-24dBm to 0dBm
F
Aux PTT
PTT in
Active low 0V
G
RS-232 Tx
RS-232 Tx data
True RS-232 levels
H
RS-232 Rx
RS-232 Rx data
True RS-232 levels
J
Scan Stop
Scan stop input
Active low 0V
K
PTT Out
PTT output to external equipment
Active low 0V
L
Aux Dig Out 2
Auxiliary digital output (future use)
Active low 0V
M
External MICH
Balanced Microphone input high
N
Speaker
Loudspeaker output
0-10V
P
Gnd
Ground
Ground 0V
R
External MICL
Balanced Microphone input low
Summary of Contents for 2090
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