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2-10
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Accessory connector information
2
INSTALLATION AND CONNECTIONS
ACC 2
PIN No. NAME
DESCRIPTION
SPECIFICATIONS
ACC 1
PIN No. NAME
DESCRIPTION
SPECIFICATIONS
NOTE:
If the CW side tone level limit or beep level
limit is in use, the CW side tone or beep tone de-
creases from the fixed level when the [AF] control is
rotated above a specified level, respectively. (p. 12-
5)
1
2
3
4
5
6
7
8
“High” level
: More than 2.4 V
1
RTTY Controls RTTY keying
“Low” level
: Less than 0.6 V
Output current
: Less than 2 mA
2
GND
Connects to ground.
Connected in parallel with ACC 2 pin 2.
Input/output pin.
Ground level
: –0.5 V to 0.8 V
3
SEND Goes to ground when transmitting.
Output current
: Less than 20 mA
When grounded, transmits.
Input current (Tx)
: Less than 200 mA
Connected in parallel with ACC 2 pin 3.
4
MOD
Modulator input.
Input impedance
: 10 k
Ω
Connects to a modulator.
Input level
: Approx. 100 mV rms
AF detector output.
Output impedance : 4.7 k
Ω
5
AF
Fixed, regardless of [AF] position
Output level
: 100–300 mV rms
in default settings. (see notes below)
6
SQLS
Squelch output.
SQL open
: Less than 0.3 V/5 mA
Goes to ground when squelch opens.
SQL closed
: More than 6.0 V/100 µA
7
13.8 V 13.8 V output when power is ON.
Output current
: Max. 1 A
Connected in parallel with ACC 2 pin 7.
Control voltage
: –4 V to 0 V
8
ALC
ALC voltage input.
Input impedance
: More than 10 k
Ω
Connected in parallel with ACC 2 pin 5.
1
8 V
Regulated 8 V output.
Output voltage
: 8 V ±0.3 V
Output current
: Less than 10 mA
2
GND
Same as ACC 1 pin 2.
3
SEND
Same as ACC 1 pin 3.
4
BAND
Band voltage output.
Output voltage
: 0 to 8.0 V
(Varies with amateur band)
5
ALC
Same as ACC 1 pin 8.
6
TRV
Activates [X-VERTER] input/output
Input impedance
: More than 10 k
Ω
when “HIGH” voltage is applied.
Input voltage
: 2 to 13.8 V
7
13.8 V
Same as ACC 1 pin 7.
1
2
3
4
5
6
7