Backbox #DX104

Enclosure for recessed installation is acoustically engineered for professional applications where the highest quality sound reproduction and fidelity must be attained. The acoustically treated large volume design allows a 4 inch driver to operate at optimum loading level and to achieve improved low frequency response with rich, full bass.

SPECIFICATIONS

• Material:  Welded 22-gauge steel

• Finish:  Black

• Diameter:  10.00 in.

• Depth:  6.75 in.

• Volume:   0.307 cu.ft.

• Acoustical Treatment:  Undercoated, 1.5 in. batting

• Flange Type:  Extended lip

• Mounting & Installation Aids:  Knockouts, straps

• For Grille Type:  Screw-mount

CERTIFICATION & COMPLIANCE

• UL Listed only when used with Lowell assembly No. WB4-4A30-T870

• Made in the U.S.A.

• Certified U.S. steel

A&E SPECIFICATIONS

The recessed enclosure for a 4 inch driver shall be Lowell Model No. DX104, which shall be welded 22-gauge steel, undercoated to eliminate acoustic and metallic resonance, and finished with a black powder epoxy paint. It shall be lined with 1.5 in. thick batting with a density rating of 1.5 lbs. to neutralize undesirable resonance in the high frequency range. It shall have four combination 1/2–3/4 in. knockouts spaced at 90-degree intervals and two flexible mounting straps at 180-degree intervals.