Digital Modulator Type

(Trunking System, Digital)

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Selects the Digital Modulator Type for the current Trunking System.

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When the radio is model / option capable.

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SELECTIONS:

DEFINITIONS:

C4FM
( Factory Default for Type II Trunking )

Continuos 4-Level Frequency Modulation for non-simulcast operation.

CQPSK
( Factory Default for ASTRO 25 Trunking )

Compatible Quadrature Phase Shift Keying for narrowband simulcast operation and non-simulcast operation.

DotYellow.png This selection is only available to radio models equipped with CAI (Common Air Interface) Digital Operation.

WIDE

Wideband simulcast operation.

DotYellow.png This selection cannot be chosen if a Channel Bandwidth of 12.5 kHz is selected.

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Go to the Digital Page