Busy Channel Lockout (Bcl); Low Battery Alert; Voice-Operated Transmit (Vox) - HYT TC-518 OBR Owner's Manual

Advanced Operations
When unchecked, the radio shall always use the predefined channel to
transmit.
● Priority Channel Scan
Enable you to constantly monitor & keep an update on the activities on the
most commonly used channel so that messages will not be missed. Check
with your retailer for details.
When scanning remains on a non-priority channel, the radio continues to
monitor activities on the priority channel, and jumps to the priority channel if
activity is detected.
● Available Keys in Scan Mode
Valid keys in Scan mode include PTT key, volume adjustment keys + / -, and
4 programmable keys of Squelch Off, Squelch Off Momentary, Monitor and
Monitor Momentary.
Note：Never add a blank channel to a Scan List or designate it as
the Tx Channel.

Busy Channel Lockout (BCL)

Avoid interference with the users using the same channel by preventing
transmission if another talk group is already on the air. The radio will generate
a continuous tone upon PTT press if a transmission is not allowed. Release
the PTT to cancel the tone.

Low Battery Alert

For extra convenience, LED flashes red and a low-pitched tone sounds every
ten seconds should the battery level run low, to alert users to recharge the
battery.

Voice-Operated Transmit (VOX)

You can transmit hands free with the use of optional accessories. The radio will
automatically begin transmitting when you speak, and terminate transmitting
when you stop talking.
You can enable/disable the VOX feature, and set the VOX sensitivity via CPS
software and programming cable.
When the feature is enabled, you can follow these steps to transmit hands
free:
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