Clear-Com MA-704 Master Control
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Clear-Com MA-704 Master Control


Encore MA-704 Master Control/Talent Access Stations

BSW PART: MA-704

Clear-Com MA-704 Master Control
The master control access station provides individual access to four talent channels, and "ALL IFB" access to all the IFB channels in the system. It contains the audio line-driver circuits. One MA-704 is required at each talent access control location. It is designed for stand-alone operation or for direct console mounting.

Technical Specifications

Panel Microphone Input
Input Type: Electret
Input Impedance: >=2KΩ
Mic Limiter Threshold: 0dB ± 3dB
Mic Limiter Range: >= 15dB

Program Line Input
Maximum Level before Clipping: >= 20dBu
Input Impedance: >= 5KΩ

Frequency Response
Panel Mic - Talent: 200 - 18KHz ± 3dB
Program Input - Talent: 200 - 18KHz ± 3dB
Extension Line - Talent: 200 - 18KHz ± 3dB

Max Distortion
Panel Mic - Talent: <= 0.5%
Program Input - Talent: <= 0.1%
Extension Line - Talent: <= 0.1%

Noise
Panel Mic - Talent: < -65dBu
Program Input - Talent: < -85dBu
Extension Line - Talent: < -85dBu

Max Gain
Panel Mic - Talent: >= 30dB
Program Input - Talent : >= -14dB
Extension Line - Talent: -14dB ± 3dB

Min Gain
Panel Mic - Talent: <= 40dB
Program Input - Talent: <= -45dB

Power
Input Voltage Range: 20-30 VDC
Input Current (Idle): <= 140mA
Input Current (Max): <= 180mA

Rear Panel Connectors and Controls
IFB Input: (1) XLR6F
IFB Extension: (1) XLR6M
Extension Bus Out: (1) 1/4 jack
External Line In: (1) 1/4 jack
Mic Gain: (1) Gain adjust

Front Panel Controls & Indicators
(5) Talk buttons
(1) 1/4 microphone jack socket

Environmental
32 - 122˚F (0 - 50˚C)

Dimensions
1.75 in H.x 6.3in W x 5.5in D
(44.5mm x 160mm x 139.7mm)

Weight
1.71 lbs. (.78kg)

List Price: $940.00
$846.00
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