Copyright © 2015 RCA Communications Systems
APR100 Business Two-Way Radios Instruction Manual
14
FUNCTIONS AND
SETTINGS
The following radio functions can be enabled
by your Alpha One
TM
Sales and Service
Center through the radio’s programming
software.
BUSY CHANNEL LOCKOUT
Avoid interference with other users on the
same channel by preventing transmission if
another talkgroup is currently speaking over
the air. The radio will generate a continuous
tone when the PTT is pressed and will not
allow a second transmission to “step-on”the
current conversation. Releasing the PTT will
cancel the tone.
VOX SENSITIVITY
The VOX Sensitivity can be adjusted with
selectable levels between 1-9, where 9 is the
most sensitive.
TX POWER
The transmit power can be adjusted between
low (1 Watt), medium (2 Watt) and high (4
Watt).
SQUELCH LEVEL
The purpose of squelch is to mute audio
output from the speaker when no signals are
present. Open the squelch to unmute radio
speaker. The selectable levels are 0-9.
AUDIO SETTING
Your Alpha One
TM
two-way radio has
optional audio indication consisted of short
beeps. The audio indicators can be set as a
confirmation of one of the following actions:
radio turn on/off or key press.
CHANNEL ANNUNCIATION
When changing channels, the radio will
announce the newly selected channel.
