Fireman microphone, Overview, Characteristics – ATEIS IDA8C User Manual

Page 179: Configuration

Product Features

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4.2.10 Fireman Microphone

4.2.10.1 Overview

The Fireman Microphone SHM 1 is a small compact microphone dedicated to security calling. It is a

totally monitored microphone with internal resistor network to detect four different states (Shortcut,

Closed Contact, Open Contact, Absent). Firemen Microphone SHM 1 for All call, group or zone calls.

4.2.10.2 Characteristics

Case

Dimension = 62mm (W) x 45mm (L) x 102mm (H).

Weight = 0.15KG

Cable = 1.8M(

spring cord

)

Microphone

Bandwidth @ -3dB = 300Hz ~ 6kHz.

Impedance = 500ohm.

Sensitivity = -72dB

4.2.10.3 Configuration

Fireman microphone needs config using Ateis Studio before working. Fireman is the DSP component for

the microphone. Most of time Fireman component is working with Network Paging component, in such

settings, fireman microphone is able to paging.

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