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13 Audio
The Digital Audio Interface ( DAL100 ) is a sound unit for the DVST range of products
working on an intercom basis i.e. push-to-talk. Microphone and speaker connections
are provided together with volume control and indicators for power, transmit, receive
and line error.
13.1 Equipment required but not supplied
The following lists equipment you will need to complete your installation of the DAL100
audio unit.
q
Microphone with automatic gain control and complete with push-to-
talk switch and 3.5mm jack connector.
q
Speaker capable of handling a 2W into 8 Ohm input.
Dedicated Micros Ltd Page 53
DVST Installation Guide Audio
Fig: 7 End Panel Layouts