Uniden UH-057 manual Special Feature

Special Feature

SELECTIVE CALLING

Selective Calling (SELCALL) is a special Sequential Tone Squelch System that allows the user to receive/transmit calls selectively fromlto an individual or a group, on a shared busy channel.

The Sundowner UH-O57 has Selective Calling (SELCALL) system specially built-in. With exceptional features like Receiver Quieting, Group Calling, and User Programmable

Parameters makes the Sundowner UH-O57 superior to any of its kind.

Receiver Quieting (Tone Squelch)

When enabled, it automatically mutes the receiver audio circuit of the Radio. It will stay on its "Quiet Mode", as long as the required SelcaU tone code (SELCALL ID) to open the muting circuit is not received.

Tone Squelch Scanning

Scans Tone Squelched Channels only.

Group Calling Capability

Transmits and Responds to Group Calls.

User-Programmable SELCALL Parameters

Gives the user freedom to program and configure the

SELCALL parameter for efficient Selective Calling communi- cation.

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