Extron electronic MPA 401-70V manual Control/remote amplifier

Models: MPA 401-70V

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Output power

 

MPA 401-70V

40 watts (rms), 70 V, 1 kHz, 1% THD

MPA 401-100V

40 watts (rms), 100 V, 1 kHz, 1% THD

Control/remote — amplifier

Control port

(1) 3.5 mm captive screw connector, 3 pole

Pin configuration

Pin 1 = +10 VDC (50 mA max.), pin 2 = volume/mute control (variable voltage),

 

pin 3 = GND

Volume control voltage range

0 V (mute) to 10 V (maximum volume)

General

External power supply

100 VAC to 240 VAC, 50-60 Hz, external; to 12 VDC, 3 A (min.), regulated

Power input requirements

12 VDC, up to 5 A

Power consumption

For amplifier and external power supply

Typical

13 W (1/8 power, pink noise, at 125 ohms)

Quiescent

8 watts

Standby

<1 watt (triggered by contact closure or after 25 minutes [±5 minutes] with no

 

signal)

Temperature/humidity

Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing

 

Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing

Cooling

Convection, no vents

Thermal dissipation

 

Standby

<1 watt (3 BTU/hr)

Idle

6 watts (21 BTU/hr)

1/8 power, pink noise

8 watts (28 BTU/hr)

Mounting

 

Rack mount

Yes, with optional 1U rack shelf or back of rack mounting kit

Furniture mount

Yes, with optional under-desk mounting kit

Pole mount

Yes, with optional pole mounting kit

Enclosure type

Metal

Enclosure dimensions

1.7" H x 4.3" W x 6.0" D (1U high, quarter rack wide)

 

(4.3 cm H x 10.9 cm W x 15.2 cm D)

 

(Depth excludes connectors.)

Product weight

0.6 lbs (0.3 kg)

Shipping weight

3 lbs (2 kg)

Vibration

ISTA 1A in carton (International Safe Transit Association)

Regulatory compliance

 

Safety

CE, c-UL, UL

 

UL rated for use in plenum airspaces: meets UL 2043 for heat and smoke

 

release, excluding the power supply; meets UL 60065 and IEC 60065 for A/V

 

equipment safety.

EMI/EMC

CE, C-tick, FCC Class B, ICES Class B, VCCI

Environmental

 

MPA 401-70V

Complies with the appropriate requirements of CEC, ENERGY STAR® (ENERGY

 

STAR® qualified amplifier), EU code of conduct, RoHS, WEEE

MPA 401-100V

Complies with the appropriate requirements of CEC, EU code of conduct, RoHS,

 

WEEE

MTBF

30,000 hours

Warranty

3 years parts and labor

NOTES: All nominal levels are at ±10%

Specifications are subject to change without notice.

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

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Extron electronic MPA 401-70V manual Control/remote amplifier

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.