Product SKU:0110093

EA1144 Classroom Sound re-inforcement 50 watt amplifier system for classroom and meeting rooms IR microphones, wire mic and 2x audio inputs
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EA1144 Sound Re-enforcementEA1144 Sound Re-enforcement

EA1144 Classroom Sound re-inforcement in the classroom is  a simple and highly effective method of improving the attention and academic results of pupils and students.

The EA1144 Classroom Sound re-inforcement 50 Watt Amplifier with infrared microphones, and with two audio inputs provides a total solution for classroom sound and overcomes the problem of interference between systems in adjacent classrooms that are suffered by VHF wireless systems - a complete classroom or meeting room sound re-enforcement system

The lightweight microphones with a lanyard and clip are unobtrusive and easy to use.
The system is a standalone amplifier with 2x IR microphones, a wired microphone input and PA and Aux input for other sources like DVD player and PC plug in 2 or 4 wall mounted or ceiling speakers for a complete classroom audio systems.

The high sensitivity microphones use standard AA size rechargeable batteries which last for 6-8 hours continuous use. The microphones are identical so can be used by the teacher or pupil. Two channel selector and on/off switch included on microphone.



Classroom Sound Reinforcement - Amplifier Front Panel


Classroom Sound Reinforcement - Amplifier Rear Panel Connections

Classroom Sound re-inforcement - Components included

  • 1x Amplifier unit
  • 1x Amplifier unit DC power supply
  • 2x IR Microphones with lanyards
  • 2x Infrared receiver sensor with 10m of cable each
  • 1x microphone DC charging stand
  • Power cables: Europlug or UK plug


Technical details

Input : 2x IR Receivers (for 2x IR Microphones) 1x Wired microphone input, PA Audio input, Audio Line input
Outputs : Speaker binding posts with Banana sockets for 4 speakers , Audio line output
amplifier : 50 Watt
Transmission distance : 10m
Power supplies : AC 230V
Distortion: < 1%
S/N ratio: >80dB
Receiving angle: 120 °

pdf Download EA1144 Classroom Sound re-inforcement Datasheet

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