@ ACC 2 jack
Terminal numbers and their applications are as follows:
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View from the
rear panel.
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Internal wiring
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VOX OFF ON
!Pin No. Pin Name
1NC
2NC
3Data output
4GND
5NC
6NC
7NC
8GND
9MIC mute
Application
No connection
No connection
Output level is fixed regardless of the AF control setting.
Output voltage:
300 mV or more at maximum re- ceiving input with 4.7 kO load.
Grounding (The shielded wire of the audio output terminal is connected
here.)
No connection
No connection
No connection
Grounding
Signal input from the MIC jack is mut- ed. Grounding mutes signal.
VOX/BREAK IN switch
VOX (Voice Operated Switch) operation is possible in LSB, USB, FM or AFSK mode operations. To activate the VOX circuitry place the VOX switch ON.
This control is also used to select either Full or Semi
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10NC
11 Data input
12GND
13Standby
No connection
Input terminal for data communica- tion. In SSg. MIC gain can be con- trolled by the MIC control.
Input voltage:
500 mV or less
(SSB: Voltage starts deflecting ALC FM: Voltage providing :I: 3.0 kHz modulation ratio.)
Grounding (The shielded wire of the audio input is connected here.)
Standby terminal
Grounding transmits.
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Note:
When the control relay is used refer to section
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