Glossary
Control Channel | In a trunking system, one of the channels |
| that is used to provide a continuous, two- |
| way/data communications path between the |
| central controller and all radios on the |
| system. |
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Conventional | Typically refers to |
| communications, sometimes through a |
| repeater (see Trunking). |
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Conventional Scan | A scan list that includes only conventional |
List | channels. |
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Cursor | A visual tracking marker (a blinking line) that |
| indicates a location on the display. |
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Deadlock | Displayed by the radio after three failed |
| attempts to unlock the radio.The radio must |
| be powered off and on prior to another |
| attempt. |
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Digital Private Line | A type of coded squelch using data bursts. |
(DPL) | Similar to PL except a digital code is used |
| instead of a tone. |
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Digital Signal | An RF signal that has a pulsed, or discrete, |
| nature, rather than a continuous nature. |
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Dispatcher | An individual who has radio system |
| management duties. |
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Dynamic Regrouping | A feature that allows the dispatcher to |
| temporarily reassign selected radios to a |
| single special channel so they can |
| communicate with each other. |
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Failsoft | A feature that allows communications to |
| take place even though the central controller |
| has failed. Each trunked repeater in the |
| system will transmit a data word informing |
| every radio that the system has gone into |
| failsoft. |
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FCC | Federal Communications Commission. |
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