Monitor Audio IA125-4, installation audio amplifier

INFORMATION

The Monitor Audio IA125-4 is a compact, high-power DSP amplifier designed for home theaters, outdoor sound systems or multi-channel applications. It offers 4 x 125 W or 2 x 250 W of power and supports 70/100V line speakers.

Compact 1U size – allows for easy rack or wall mounting.
Class D – ensures efficient energy use and clean sound.
Power Sharing technology – optimizes performance based on connected speakers.
Fully configurable DSP amplifier – can be controlled via an online configuration platform.
Compatible with Monitor Audio Cinergy 100 speakers - suitable for home theaters and medium-sized outdoor spaces.

DESCRIPTION

This compact, ultra-high power density DSP amplifier delivers four channels of 125 W or two channels of 250 W. All from a convenient 1U half-size design.

The IA125-4 is a deceptively powerful amplifier that packs ultra-high-density amplification into its compact 1U half-rack form. It delivers 4-channels of 125 W or 2-channels of 250 W. Plus, it can be used in power sharing mode to support Monitor Audio's THX Ultra certified, Cinergy 100 speakers within a home theater system or medium sized garden. It's the ideal amplifier for two zone stereo applications and height channels within home theater systems.

Key Features
4x125W/2x250W
Fully customizable DSP amplifier with web configurator
Half width 1U rack format allows unique installation opportunities or high power density depending on how the product is mounted
High performance Class D amplifiers ensure excellent power and sound delivery
Power Sharing technology
Supports 70/100V line level speakers
Compatible with our Installation Amplifier Rack Kit and Wall/Desk Kit.

TECHNICAL DATA

Channel 4
Output Power @ 4 Ohms/8 Ohms
4 x 125W SE
Output Power @ 70/100V
2 x 250 BTL
Powershare (up to)
2x250W
Power Consumption
150 W
Thermal Output
512 BTUs
Polarity (Default)
Non-inverting
Dimensions
44 x 220 x 325 mm (13/4 x 811/16 x 115/8")
Output Voltage​
70Vp / 140Vpp (SE unloaded), 140Vp / 280 Vpp (BTL unloaded)
Signal to Noise Ratio
>106dB (A-weighted, 20 Hz - 20 kHz, 8 Ohm load)​
THD+N (typical)​
<0.05% (20 Hz – 20 kHz, 8 Ohm load, 3db below rated power)​
Frequency Response
+0/-0.25dB 20Hz - 20kHz (8 Ohm load, 3dB below rated power)
Protection Circuits
Short circuit -, DC, Undervoltage -, Temperature - and Overload protection​
Power Supply
Switch mode power supply with Power Factor Correction (PFC) and standby converter
Operating​ Voltage/Frequency
Universal Mains, 100 V - 240 V, 50 Hz - 60 Hz
Standby Consumption
<0.5W​
Accessories
Rack Mount Kit, Wall/desktop mount kit (sold separately)
Power Ratings
1% THD @ 120Vac and 230Vac​
Cabinet Finish
Black Anodized