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Monitor Audio IWA-250 Installation Amplifier
Free UK Delivery
Monitor Audio IWA-250 Installation Amplifier
The IWA-250 switch mode amplifier is a slim, powerful dedicated design in a heavy-duty 1U rackmount 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.
Key Features
- Rigid, high-quality steel case
- Switch-mode power supply
- Class D power amplifier delivering up to 250 watts into 4 ohms (dual IWS-10 drivers)
- High-efficiency design resulting in cool running – low thermal output
- DSP controlled with advanced limiters
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 with integrated DSP. All filtering and functionality are controlled in the software for precise and reliable operation. It 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 a connection to one or a pair of drivers. The front panel provides access to all control features for easy adjustment when fitted into a rack bay. An EQ switch provides 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 with or without the IWB-10 back box.
Who is Monitor Audio?
Started in 1972 by the charismatic Mo Iqbal, Monitor Audio began loudspeaker design and production using tried and tested methods available at that time - plastic cone materials, fabric dome tweeters and reflex-loaded braced cabinets. The speakers were welcomed by enthusiasts both in the UK and throughout the World.
System Format | Active sub-woofer amplifier |
Lower Frequency Limit | 25 Hz |
Upper-Frequency Limit | Variable 40 – 120 Hz @ 24 dB/Octave |
Amplifier Output | 250 W @ < 1% THD+N |
Drive Unit Complement | 4 – 8 ohms |
Amplifier Classification | Class D amplifier with switch mode power supply (SMPSU) |
Cabinet Support | For use when using the dedicated back box |
EQ | Music/ Movie/ Impact |
Phase Control | 0 & 180 degrees |
Auto-Sensing | Line Level > 3.5mV |
Input Level Requirements | Standby after approximately 15 minutes if no signal sensed |
Input Impedance | > 20K ohms |
Mains Input Voltage | AC 110 - 120 V ~ 50/60Hz AC 220 - 240 V ~ 50/60Hz (Factory Region Preset) |
Dimensions (H x W x D) | 43.7 x 432 x 263 mm |
Trigger Input | 5 - 12v via 3.5 mm mono mini-jack socket |
Power Consumption | Standby: < 0.5 W (ErP approved) Typical Idle: < 10 W Max Rated: 200 W |
Weight (unpacked) | 4 kg (8 lb 12 oz) |
Connection | LFE in (Stereo RCA and Balanced), 12v Trigger in (3.5 mm mono mini-jack), left and right speaker output |
UK Delivery
Providing your item is in stock, the order is usually dispatched within 24 hours. Postage and packing is completely free for orders over £99*. Out of stock items will be dispatched as soon as they become available, which can take between 4 to 21 days
UK Delivery orders are sent via our couriers' DPD Local on a next-day-delivery service and usually take between 1 and 3 days.
Local Delivery
Certain manufacturers disallow mail order for their products, however a local delivery may be possible.
We offer a local delivery service for a large number of our products. After your order has been placed, a member of the Hifi Gear team will contact you to arrange a convenient date and time for your local, personal delivery.
Click & Collect
We offer a free ‘Click & Collect’ service on all items. As soon as your order has been completed and is ready for collection a member of our team will be in contact with you. Orders can be collected from our store at 11 King Street, Hereford, HR4 9BW.
Please use this link to find more detailed delivery information or contact us for more details
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Monitor Audio IWS-10 In-wall subwooferSpecial Price £395.00 Regular Price £430.00