Contents

Introduction

1

MPA 401-70V and MPA 401-100V Description. 1

MPA 401-70V and MPA 401-100V Features

2

Rear Panel and Cabling

3

Rear Panel Cabling

3

Power Input

4

Audio Inputs

5

Remote Input Connector

6

Speaker Connections

6

Setup and Operation

7

Front Panel Features

7

Setting Input Level

8

Setting Bass and Treble

8

Remote Control Options

9

Specifications

10

Parts and Accessories

12

Included Parts

12

Optional Accessories

13

Mounting

14

Plenum Placement

14

Tabletop Placement

14

Rack Mounting

15

UL Guidelines For Rack Mounting

15

Rack Mounting Procedure

16

Under-desk Mounting

16

Through-desk Mounting

16

Projector Mounting

16

MPA 401-70V and MPA 401-100V • Contents

v

Page 5
Image 5
Extron electronic MPA 401-70V manual Contents

MPA 401-70V specifications

The Extron Electronics MPA 401-70V and MPA 401-100V are powerful, compact audio power amplifiers designed for efficient performance in a variety of professional audio applications. These amplifiers are specifically tailored for use in systems that require reliable, high-quality audio distribution in challenging environments, such as schools, corporate settings, and commercial spaces.

One of the standout features of the MPA 401 series is its versatility in supporting both 70V and 100V speaker systems. This functionality allows for easy integration into existing audio setups, accommodating different types of speakers and installation requirements. The MPA 401-70V and MPA 401-100V boast an output power rating of 40 watts per channel, providing ample power for driving multiple speakers while maintaining audio clarity and precision.

Another key technology employed in these amplifiers is their efficiency and thermal management, which are critical for long hours of operation. The MPA 401 series is designed with an advanced Class D output stage, ensuring high efficiency while minimizing heat generation. This not only leads to lower energy costs but also increases the reliability of the devices, ensuring consistent performance even in demanding conditions.

The MPA 401 amplifiers are equipped with comprehensive input options, including both balanced and unbalanced inputs to accommodate various audio sources. This flexibility makes it easy to connect microphones, mixers, and other audio sources, ensuring that users have the tools needed to create a seamless audio experience. Additionally, each amplifier includes a built-in high-pass filter, which can help optimize the sound when used with specific speaker types.

Including features such as fault protection, short circuit protection, and thermal protection, the MPA 401 amplifiers ensure both safety and longevity in operations. Their compact design makes them ideal for installation in tight spaces, while the rugged construction guarantees durability in any environment.

Furthermore, the amplifiers offer front-panel controls, providing users instant access for volume adjustments and signal monitoring. This simplicity of use enhances the overall user experience, allowing for quick adaptations and optimizations on the fly.

In summary, the Extron MPA 401-70V and MPA 401-100V are robust amplifiers designed to withstand various environmental challenges while delivering exceptional audio performance. Their combination of power, efficiency, and flexibility makes them an excellent choice for a broad range of professional audio applications.