Ericsson EDACS PRISM HP Manuel de l'opérateur télécharger pdf (Page 97)

Talk-around mode - also referred to as "direct mode", talk-around

provides a direct unit-to-unit short range com-

munications link. It is intended to maintain com-

munications outside of the main system cover-

age area.

Telephone

Interconnect

- this feature allows the user to initiate or receive

telephone calls through the radio if the system

is configured for this operation. (Trunked Mode

Only)

trunked group - a radio communications path shared by two or

more users.

Trunked Operation - Trunked Operation refers to the use of a set of

radio frequency channels by multiple user

groups. By using high speed digital data the

radio goes to an unused channel when a call is

initiated and will also only respond to calls in the

same user group. In this way conversation pri-

vacy between user groups is assured.

trunked radio

system

- a radio system in which a limited number of

radio channels is dynamically allocated to

groups of people for communication purposes.

trunked system - a set of one or more trunked groups.

Wide Area Encode - a programmed option which ensures all system

scanning mobile and personal radios have time

to lock onto the call before the initiating unit is

allowed to talk.

working channel - a radio channel (transmit/receive) that is auto-

matically assigned by the site controller for voice

or data communications.

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Ericsson EDACS PRISM HP Manuel de l'opérateur Page 97