The third component in the in-wall subwoofer system is the IWA-250 switch mode amplifier: a slim, powerful dedicated design in a heavy-duty 1U rack mount case. Delivering up to 250 watts into 4 ohms, a single IWA-250 will power single or dual IWS-10s...
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Specifications
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Low Frequency Response
25 Hz-120 Hz
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Maximum Power Output
250 W @ 4 Ohms
All specifications
Monitor Audio IWA-250 Amplifier For In Wall Subwoofer
The third component in the in-wall subwoofer system is the IWA-250 switch mode amplifier: a slim, powerful dedicated design in a heavy-duty 1U rack mount case. Delivering up to 250 watts into 4 ohms, a single IWA-250 will power single or dual IWS-10s to provide higher power levels for larger rooms or to meet customer demands. The IWA-250 can be configured to switch on automatically using input signal sensing, or by using the preferred 12v trigger link from an AVR or system source. The IWA-250 will then automatically be switched on and off with the AVR, TV or system remote control handset.
The amplifier utilises a cool running Class D power stage driven by a PWM supply with integrated DSP. Filtering and functionality are controlled in the software for precise and reliable operation. The IWA-250 offers a choice of single LFE, balanced XLR and stereo RCA inputs. Output connection is made via two sets of push type terminals to provide connection to one or a pair of IWS-10 drivers. The front panel allows access to all control features for easy adjustment when fitted into a rack bay. An EQ switch offers a selection of music, movie and impact presets for the ideal response in-room. There is also an enclosure switch to calibrate the drive characteristics when the IWS-10 is used within or without the IWB-10 back box.
Rigid, high quality steel case
Switch mode power supply
Class D power amplifier delivering up to 250watts into 4ohms (dual IWS-10 drivers)
High efficiency design resulting in cool running - low thermal output
DSP controlled with advanced limiters
<0.5watt standby power consumption (ErP certified)
DC short circuit protection, over-current and thermal protection
Basic
Construction
3mm thick fabricated steel case, moulded ABS front trim panel
Features
Front Panel Features
Volume Control
Enclosure switch (enclosure or open baffle)
EQ profile switch (music, movie, impact)
Phase switch (0-180)
Crossover control (variable low pass from 40-120Hz)
Mains power switch
Power mode switch (auto sense/trigger, off, on)
Power LED with fault indication.
Rear Panel features
RCA stereo inputs
LFE input (RCA and balanced XLR)
Two sets of spring loaded push terminals for simple installation of one or two IWS-10
Fused IEC mains socket
Trigger input (3.5mm mono mini-jack socket)
Functions
Low Frequency Response
25 Hz-120 Hz
Outputs
Maximum Power Output
250 W @ 4 Ohms
About brand
Monitor Audio
From the very first speaker, the iconic MA1, the brand developed, innovated, designed and refined, with a pioneering approach that saw patent after patent filed. It’s an ethos that hasn’t changed at all. In fact, Monitor Audio is one of very few high-end audio brands still developing new, cutting-edge technologies today.
Find out more about Monitor Audio