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Difference between revisions of "MADR - Microphone Amplifier for Dynamic Microphone"

From Zenitel Wiki

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[[Image:99601 RS.jpg|thumb|250px]]
 
[[Image:99601 RS.jpg|thumb|250px]]
  
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==Features==
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==Highlights==
 
* Amplified Calling: Through separate loudspeaker
 
* Amplified Calling: Through separate loudspeaker
 
* Two-way speech communication through separate loudspeaker
 
* Two-way speech communication through separate loudspeaker
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:--> The board can also be modified to accept input electret microphones. Please consult your AlphaCom dealer.
 
:--> The board can also be modified to accept input electret microphones. Please consult your AlphaCom dealer.
  
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==Description==
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==Additional Documentation==
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The board is used for features that involve calling through loudspeakers, and provides the possibility to answer through a separate loudspeaker.
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For more documentation please see http://www.zenitel.com/product/product/microphone-amplifier
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The board accepts audio imputs from dynamic microphones, and the input level is adjustable. To use the electret microphone input, it is necessary to do a modification on the board.
 
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The built-in relay is needed when you answer in the calling speaker. The board must then be supplied with power.
 
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The MADR is fastened onto the mounting rail on the connection field of the AlphaCom exchange.
 
  
 
==Connectors and Switches==
 
==Connectors and Switches==
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[[Image:Connectors and Switches2.jpg|left|500px|thumb|Connectors and switches on MADR]]
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<br style="clear:both;" />
  
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[[Image:Connectors and Switches2.jpg|left|200px|thumb|Connectors and switches on MADR]]
 
  
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<br\><br\><br\><br\><br\><br\><br\><br\><br\><br\><br\><br\>
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==Related articles==
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* [[MADR - Applications]]
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* [[FBSAR - PA interface]]
  
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==Technical Specifications==
 
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{| border="1"
 
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|-
 
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!style="background:#ffdead;" width="100pt"|Text
 
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!style="background:#ffdead;" width="100pt"|Value
 
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|Order Number||align=center|1009960100
 
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|-
 
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|Input Voltage:<br\>Maximum Current:||align=center|+24 V DC<br\>30 mA (relay)
 
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|Cable Requirements betwen the board and the exchange||align=center|Regular installation cable with screen
 
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|Recommended room temperature||align=center|0'C to +35'C<br\>+32'F to +95'F
 
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|-
 
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|Humidity Range <br\> (non-condensing):||align=center|10% - 90% RH
 
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|-
 
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|Dimensions:||align=center|70mm x 100mm<br\>2.7" x 3.9"
 
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|Connector types:||align=center|Spring terminals, AMP MTA 100 connector
 
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|-
 
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|}
 
 
[[Category:Hardware]]
 
[[Category:Hardware]]
 
[[Category:Additional equipment]]
 
[[Category:Additional equipment]]
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==Related articles==
 
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* [[MADR - Applications]]
 
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* [[FBSAR - PA interface]]
 

Revision as of 13:04, 7 August 2015

99601 RS.jpg

Highlights

  • Amplified Calling: Through separate loudspeaker
  • Two-way speech communication through separate loudspeaker
  • Accepts audio inputs from dynamic microphones
  • Adjustable input level
  • RCO input with relay and relay driver
  • Fastens onto mounting rail in AlphaCom exchange.
--> The board can also be modified to accept input electret microphones. Please consult your AlphaCom dealer.

Additional Documentation

For more documentation please see http://www.zenitel.com/product/product/microphone-amplifier

Connectors and Switches

Connectors and switches on MADR



Related articles

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