Kenwood TK-2180 - Manual (Page 30)

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2 Press the key programmed as VOX.
• The current VOX Gain level appears.
3 Press the <B and C> keys to increase or decrease the
VOX Gain Level.
• The VOX Gain can be adjusted from levels 1 to 10.
4 While adjusting the gain level, speak into the headset
microphone as you would while under normal operation, to
test the sensitivity level.
• When the microphone recognizes a sound, the LED lights
orange. This allows you to determine a suitable level where
background noise will not activate VOX operation while
speaking into the microphone will.
• The transceiver does not transmit your voice during this test
procedure.
5 Press the S key to save the setting.
To activate the VOX function:
1 Connect the headset to the transceiver.
• The VOX function does not activate when a headset is not
connected to the accessory terminal of the transceiver.
2 Press and hold the key programmed as VOX for
2 seconds.
• The VOX indicator ( ) appears on the display.
3 To turn the VOX function OFF, press and hold the VOX
key again, for 2 seconds.
Note:
◆ If a speaker/ microphone is connected to the transceiver while
the VOX function is switched ON and the VOX Gain Level is
configured to a higher, more sensitive level, louder received
signals may cause the transceiver to start transmission.
◆ When you operate the VOX function, you must use an optional
KHS-11BL, KHS-12BL, KHS-14, KHS-15BH, or KHS-15-OH
accessory.