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EN

AcousticDesign

TM

 Surface-mount Loudspeaker User Manual

AD-S28Tw

Dual 200 mm (8 in) Bandpass Subwoofer

TD-000287-01-C

*TD-000287-01*

Summary of Contents for ACOUSTICDESIGN AD-S28TW-BK

Page 1: ...EN AcousticDesignTM Surface mount Loudspeaker User Manual AD S28Tw Dual 200 mm 8 in Bandpass Subwoofer TD 000287 01 C TD 000287 01 ...

Page 2: ...he presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of shock to humans The exclamation point within an equilateral triangle is to alert the user to the presence of important operating and main tenance servicing instructions in this manual WARNING Before placing installing rigging or suspending any loudspeaker product ...

Page 3: ...low pass filter The marine grade plywood enclosure may be used in floor standing as well as yoke mounted and suspended applications What s Included Your surface mount subwoofer includes the loudspeaker cabinet with grille extra grille backing foam sheet steel yoke bracket steel suspension point shear plates 3 steel M6 forged shoulder eyebolts 4 hex head phillips head M6 bolts 3 flat washers 4 rubb...

Page 4: ...helf standing it is recommended that the rubber feet be attached For suspended installations the enclosure can be attached with flypoints or the included yoke bracket The enclosure can be oriented in multiple positions when suspended Remove the screws from the selected attachment points using a 2 Phillips head screw driver or electric driver Remove only the four screws for the attachment of the fe...

Page 5: ...oints using a 2 Phillips head screw driver or electric driver Remove only the two screws that will be used for the attachment of the yoke DO NOT REMOVE ANY OTHER SCREWS If a screw hole is left open it will create an airleak which will cause noise and compromise the performance of the cabinet 2 Remove the adhesive backing from the rubber pad and attach the pad to the cabinet by pressing the adhesiv...

Page 6: ...e consult the follow ing illustrations to understand each orientation and pay careful attention to which attachment points are correct Any unused attachment point can be used as a safety seismic secondary attachment Attach an eyebolt to an available at tachment point according to the section of the manual titled Suspending the Subwoofer Using Eyebolts and Shear Plates Be sure to leave less than 12...

Page 7: ...some cases one or more of the attachment points is not on a cabinet side that is facing up In these cases DO NOT USE AN EYEBOLT In this position the eyebolt will be in shear and the eyebolt is greatly derated in this use For these attachment points a SHEAR PLATE MUST BE USED FOR SUSPENDING the subwoofer Eyebolts Screw the eyebolt into the attachment point It should not require significant force to...

Page 8: ... less loss When using high impedance drive the internal transformer on the AD S28Tw MUST be engaged To do this rotate the tap selector switch so that it is aligned with one of the four three for 100V transformer tap settings The tap setting on the switch selects which tap of the transformer is used to buffer the signal and is expressed in terms of the power draw on the amplifier The larger the tap...

Page 9: ...amber ported surface mount Enclosure Construction Marine grade plywood Environmental IEC 60529 IP x4 rated against dust and water incursion Not recommended for outdoor installation without adequate cover Finish Textured black paint paintable Grille Zinc plated steel with black paint coating and black ABS end caps Mounting Hardware Included black powder coated steel yoke with attachment hardware In...

Page 10: ...AD S28Tw Dimensions 254 mm 10 0 50 mm 1 9 574 mm 22 6 394 mm 15 5 10 mm 0 4 125 mm 4 9 251 mm 9 9 404 mm 15 9 109 mm 4 3 114 mm 4 5 574 mm 22 6 288 mm 11 3 125 mm 4 9 251 mm 9 9 404 mm 15 9 603 mm 22 75 10 ...

Page 11: ...EN AD S28Tw Yoke Dimensions 18 mm 0 7 400 mm 15 75 28 mm 1 1 64 mm 2 5 127 mm 5 0 405 mm 15 9 203 mm 8 0 13 mm 0 5 11 ...

Page 12: ...00 or toll free USA Only 800 854 4079 Customer Service 1 714 957 7100 or toll free USA Only 800 772 2834 Facsimile Numbers Sales Marketing FAX 1 714 754 6174 Customer Service FAX 1 714 754 6173 World Wide Web www qsc com E mail info qsc com service qsc com 2009 2014 QSC LLC All rights reserved QSC and the QSC logo are trademarks of QSC LLC in the U S Patent and Trademark office and other countries...

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