MJ Acoustics Ref 400


MJ Acoustics Ref 400


Available to order.

Please contact us on 01342 328065 to check delivery times before purchasing.

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The Reference 400-SR has a feature list that covers all the essential ingredients and then some to integrate into any audio system. The onboard microprocessor provides for extensive management of this feature set.  Reference 400-SR is simple to use via its digital display confirming all your settings.  With a cabinet size as small as 345mm square, Reference 400-SR can be tucked away into the smallest of areas.  300mm Ultra Long-Throw sub-bass driver, digitally accurate crossovers, multiple inputs, High-Level cable option, M8 spikes, Reference 400-SR is amazingly well equipped and ready for the most demanding movies and the most detailed bass lines.

Reference 400-SR Specifications:
250watt discrete High Current MOSFET Amplifier with 4 high current lateral MOSFET devices
High Voltage, High Current and high ripple rejection reservoir capacitors for extended transients
Speaker and Line Level inputs with Gain Control Range 99dB
Neutrik Speakon connector (High-Level 100k ohm)
Twin Unbalanced RCA (phono) connector (Gold Plated) (Low level 10k ohm) for Left & Right inputs
Twin Unbalanced RCA (phono) connector (Gold Plated) (Low level 10k ohm) for LFE & Centre inputs
Twin Sophisticated Crossover Circuits – variable increments between 20Hz and 120Hz
LFE Bypass setting 200Hz
12-volt trigger & Auto On/Off with sensitivity adjustments
True Out of sight Remote from MJ’s Smart Remote application for iOS & Android.
No IP address required and no use of a router is required for SR(Smart Remote)
Ir Remote Control with ‘line-of-sight’ RM Eye option (extra cost)
Phase Control infinitely adjustable between 0º and 180º
Frequency response 10hz to 200hz -3dB in room
D.I.P. (Dynamic Intelligent Protection)
D.A.M.P. (Digitally Accurate MicroProcessor 3rd generation)
Specially designed cabinet structure, volume, and configuration made from inert 18 & 25mm MDF
Digital Display with power output meter and frequency setting on panel
Switched fused IEC mains input socket
300mm (12”) Ultra Long-throw Driver with Heavy Duty chassis & Double stacked High-Density Magnets
Fully saturated High-Density Magnets with extended pole piece structure for extended piston movement
UK 5 year manufacturers return to base warranty
Dimensions (WxHxD ) 345mm X 385mm X 345mm & Weight 17.5kg