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13
Microphone, Headphone, Key, Keyer and FH-2 Connections
ANT 1
ANT 2
EXT SPKR
KEY
ACC
TUNER
PTT
METER
GND
LINEAR
+13.8V
REM
EXT ALC
RS-232C
A
B
SW1
+5V
SW2
FAST
GND
PTT
MIC GND
MIC
φ6.3mm
(as viewed from front panel)
Remote Control Keypad
FH-2
Key-up voltage on the front key jack is approxi3.3 V DC, and key-down current is approximately 1 mA.
Key-up voltage on the rear key jack is approxi5.0 V DC, and key-down current is approximately 3 mA.