DACS Digital Audio Control System
Operators Manual
Rev: 1.00 Page 10
DACS_813-0100
CONFIDENTIAL AND PROPRIETARY TO COBHAM
3.4.6.4 VOX (Voice Activated)
Set the VOX control fully ccw and slowly rotate cw until the intercom just becomes quiet.
This setting will vary with ambient noise conditions as well as the quality and number of
microphones connected in the system.
3.4.7 Transmit Selector Switch
The Transmit (TX) Selector is a nine position rotary switch used to select the
transceiver for transmission.
When the TX Selector switch is turned fully ccw it will be aligned with the ICS
position. Each of the other positions will align with one of the selectable transceivers.
For further information see section 3.4.1.
3.4.8 TX/ICS PTT Switch
The TX/ICS PTT switch is a momentary center-off toggle switch labeled ICS (up) and
TX (down).
When the ICS/TX switch is in the ICS position the ACP will transmit on ICS Audio
irrespective of the position of the transmit selector switch.
When the ICS/TX switch is in the TX position the ACP will transmit on the ICS or
transceiver selected by the TX selector switch. 3.4.9 ISO/CALL Switch
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