Selecting Channels; Squelch; Keypad Lock - GME TX6160X Instruction Manual

SELECTING CHANNELS

1. In the Standby mode, press the
one channel.
2. Press and hold the

SQUELCH

The Squelch is used to eliminate the background noise when there are no signals present. When the
squelch is open the receiver's background noise can be heard. When the squelch is closed the receiver
remains quiet while there are no signals present but any incoming signals will override the squelch and
be heard in the speaker.
To open the squelch:
Briefly press the SQL key. This will allow you to check the current channel for activity before
transmitting, particularly if you have CTCSS/DCS enabled.
When the squelch is open, the LED indicator on the upper edge of the radio will light green and the
and icons will appear on the display. During this time you will hear static or hiss if the channel is
clear. Do not transmit if you hear any signals.
To close the squelch:
Briefly press the SQL key again.
Note: The Squelch sensitivity is preset in the Menu – Squelch Level setting (see Menu options for more details
on setting the Squelch sensitivity).

KEYPAD LOCK

The Keypad Lock disables the keys to prevent accidental key presses from changing the preferred
settings of the radio. When the keys are locked, the
except for the PTT, SQL and the Keypad unlock sequence.
Figure 1 - Simple/Duplex Range Comparison
To activate the Keypad Lock:
Press the F key (the F icon will appear) then hold the
appear on the display.
To cancel the Keypad Lock:
Press the F key then hold the
TX6160 INSTRUCTION MANUAL
key to step up one channel or the
or keys to quickly scroll through the channels.
key again until the radio beeps. The
Figure 1 - Simple/Duplex Range Comparison
icon is displayed and all key presses are ignored
key until the radio beeps. The
icon will disappear.
key to step down
Figure 1 - S
icon will
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