DCN Wireless Installation and User Instructions Contribution Devices

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15DCN-MICL, DCN-MICS Pluggable Microphones

15.1Introduction

The DCN-MICL and DCN-MICS Pluggable Microphones (refer to table 15.1 and table 15.2) are used with the contribution and interpretation devices (refer to table 15.3).

15.2Controls, connectors and indicators

The pluggable microphone (refer to figure 15.1) contains:

1Indicator ring - Shows the condition of the microphone (refer to section 15.4).

2 Union nut - Attaches the pluggable microphone to the device.

3Microphone plug - Connects the microphone to devices (refer to section 15.3).

table 15.1: Types and lengths

Type

Length (mm)

DCN-MICS

310

DCN-MICL

480

table 15.2: Electrical and acoustic properties

Nominal level:

85 dB SPL Maximum level:

110 dB SPL at < 3% THD Transducer type: Electret

Directional pattern:

Cardioid

Equivalent input noise level:

24 dB(A)

Power consumption:

0.25 W

table 15.3: Compatible devices

Type

Description

DCN-WD

Wireless Discussion Unit

 

 

DCN-WDD

Wireless Discussion Unit

DCN-WDV

Wireless Discussion Unit

DCN-IDESK

Interpreter Desk

DCN-FMIC

Microphone control panel

1

2

3

figure 15.1: Overview

Bosch Security Systems 2007-02 9922 141 70691 en

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Bosch Appliances 9922 141 70691 en manual DCN-MICL, DCN-MICS Pluggable Microphones, Types and lengths, Compatible devices