XIEGU X108G - Extended Interface Ports; Audio and Keyer Interfaces; ACC and USB;DC IN Ports

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3.3 Extended Interface
【AUX】No function
【SPK】External speaker output
Speaker or Headphone(3.5 stereo Socket); Otherwise it will damage the rig. Before using the
headphone, please decrease the volume.
【KEYER】Telegraph Key
The telegraph key is automatic and manual integration. You can switch in the
corresponding menu.
【ACC】ACC port
Pin Definitions
1： 9V Power Output
2： PTT Signal Output
3： Wave Bands voltage output