Engineer 418
Installed system digital management processor
features
◗4 input, 8 output freely routable signal path
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◗Highpass and lowpass crossover filters on every output with slopes up to 24dB/octave
◗Choice of
◗Speaker protection limiters on every output
◗Unique advanced
◗Unique
◗Flexible event scheduler
◗RS232 interface for PC programming and control
◗RS485 interface for external remote control
applications
◗Fixed Installation loudspeaker system management
◗Automatic control of programme level and tonal quality to compensate for variations in programme sources
◗Eliminates sub frequency noise pollution
The Martin Audio Engineer is an advanced, powerful digital signal processor designed to provide comprehensive control and management of installed loudspeaker systems.
Incorporating a broad range of standard facilities; gain, EQ, limiting, time delay and a 4 x 8 routing matrix, the Engineer features the BassCreator and Engineer algorithms. These unique, innovative functions offer solutions to some of the most commonly encountered operational and environmental problems encountered in audio system design.
overall dimensions
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technical specifications |
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INPUTS | Four electronically balanced |
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IMPEDANCE | > 25K ohms |
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OUTPUTS | Eight electronically balanced |
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SOURCE IMPEDANCE | < 60 ohms |
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MIN. LOAD | 600 ohms |
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MAX. LEVEL | +20dBu |
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FREQUENCY RESP. | + 0.1dB 8Hz - 20kHz |
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DYNAMIC RANGE | > 110dB Unweighted |
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DISTORTION | 0.0035% @ 1kHz 0dB |
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INPUT GAIN | Adjustable +12dB to |
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OUTPUT GAIN | Adjustable +12dB to |
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P A R A M E T R I C E Q UA L I S AT I O N |
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FILTERS | 8 bands per input, 8 bands per output |
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FILTER TYPES | Bell, Lowshelf, Highshelf, Notch, Bandpass |
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FILTER GAIN | +12dB to |
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FILTER Q/BW | User selectable 0.05 to 20 / 20 to 0.05 |
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FREQUENCY RANGE | 20Hz - 20kHz |
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H I G H A N D LO W PA S S F I LT E R S |
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FILTERS | One high and one lowpass for each output |
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FREQUENCY RANGE | 20Hz - 20kHz |
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RESPONSE | Bessel, Butterworth, |
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L I M I T E R S |
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LIMITER THRESHOLD | +20dBu to |
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ATTACK TIME | 0.3 to 45ms |
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RELEASE TIME | 4.8 to 720ms |
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B AS S C R E AT O R A L G O R I T H M |
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PLACEMENT | Freely insertable on any output |
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FREQUENCY RANGE | Virtual 30Hz to 120Hz |
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PARAMETERS | Drive, mix level |
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E N G I N E E R A L G O R I T H M |
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PLACEMENT | Freely insertable on any input |
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OPERATING RANGE |
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P R E S E T S |
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PRESET TYPES | System, Routing, Noise Emission, Engineer |
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PRESET NUMBER | 32 |
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S E C U R I T Y |
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LEVELS | 3 security levels with user assignable passwords |
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STORAGE | Security settings are stored within the device |
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C O N N E C T O R S |
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INPUTS |
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OUTPUTS | 2 x |
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RS485 | RJ45 connector |
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POWER |
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POWER | 60 to 250V @ 50/60Hz |
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CONSUMPTION | 30 Watts |
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SIZE | (W) 482mm x (H) 44mm x (D) 251mm |
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| (W) 19ins x (H) 1.75ins (1U) x (D) 9.89ins |
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WEIGHT | 3.35kg (7.4lbs) |
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Century Point, Halifax Road, Cressex Business Park,
High Wycombe, Buckinghamshire HP12 3SL, England.
Telephone: +44 (0)1494 535312 | Facsimile: +44 (0)1494 438669 |
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All information is Copyright © 2008 Martin Audio Ltd.
Due to Martin Audio’s policy of continuing improvement, we reserve the right to alter these specifications without prior notice.
