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J

J-INFRA

Manual 2.2 en

Summary of Contents for J-INFRA

Page 1: ...J J INFRA Manual 2 2 en ...

Page 2: ...nce When reselling this product hand over this manual to the new owner If you supply d b products please draw the attention of your customers to this manual Enclose the relevant manuals with the systems If you require additional manuals for this purpose you can order them from d b d b audiotechnik GmbH Eugen Adolff Strasse 134 D 71522 Backnang Germany T 49 7191 9669 0 F 49 7191 95 00 00 docadmin d...

Page 3: ...RA loudspeaker 5 2 1 Product description 5 2 2 Connections 6 2 3 Operation 6 2 3 1 Controller settings 7 2 4 Technical specifications 8 3 Manufacturer s declarations 9 3 1 EU conformity of loudspeakers CE symbol 9 3 1 1 WEEE Declaration Disposal 9 Contents d b J INFRA Manual 2 2 en 3 ...

Page 4: ...ies as detailed in our specific Mounting instructions or in our Flying system and Rigging manuals Ensure that all additional hardware fixings and fasteners used for installation or mobile deployment are of an appropriate size and load safety factor Pay attention to the manufacturers instructions and to the relevant safety guidelines Regularly check the loudspeaker housings and accessories for visi...

Page 5: ... pattern this setup avoids unwanted energy behind the system and greatly reduces the reverberant field at low frequencies providing highest accuracy in low frequency reproduction J INFRA cabinets have to be arrayed with a minimum distance of 60 cm 2 ft between adjacent cabinets The cabinet is constructed from marine plywood and has an impact and weather protected PCP Polyurea Cabinet Protection fi...

Page 6: ...t has to be connected to output A d b LoadMatch Starting with the D80 amplifier platform the LoadMatch function enables the amplifier to electrically compensate for the properties of the loudspeaker cable used without the need for an additional sense wire For applicable loudspeakers LoadMatch is therefore independent of the connector type used 2 3 Operation NOTICE Only operate d b loudspeakers wit...

Page 7: ...requency limit to 70 Hz HCD circuit Cardioid polar pattern Hypercardioid polar pattern Selecting HCD Hypercardioid optimizes the tuning of front and rear channels for a maximum rejection at the left and right sides behind the cabinet providing a hypercardioid dispersion pattern This characteristic is particularly useful for a setup with subwoofers stacked at the left and right sides of a stage pro...

Page 8: ...l impedance Front Rear 3 6 ohms Power handling capacity Front RMS peak 10 ms 1200 4800 W Power handling capacity Rear RMS peak 10 ms 600 1200 W Components 3 x 21 driver Connections 1 x NLT4 F optional 1 x EP5or NL8 Pin assignment NLT4 F M 1 Front 1 Front 2 Rear 2 Rear EP5 1 Front 2 Front 3 Rear 4 Rear 5 SD Front NL8 1 Front 1 Front 4 Rear 4 Rear 3 SD Front Weight 152 kg 335 lb J INFRA cabinet dime...

Page 9: ... respective EC directives including all applicable amendments A detailed declaration is available on request and can be ordered from d b or downloaded from the d b website at www dbaudio com 3 1 1 WEEE Declaration Disposal Electrical and electronic equipment must be disposed of separately from normal waste at the end of its operational lifetime Please dispose of this product according to the respe...

Page 10: ...D2984 EN 02 03 2016 d b audiotechnik GmbH www dbaudio com ...

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