BUILD THE BEST SPEAKER BOX WITH
WOOFER ENCLOSURE DESIGN SLIDERULES

ONE SIDE HAS SEALED BOX DESIGN AND THE OTHER SIDE IS FOR PORTED ENCLOSURE DESIGN NEW!

ONE SIDE FOR THE PORTED PART AND THE OTHER SIDE FOR THE SEALED PART OF 4TH ORDER BOXES

ONE SIDE FOR LOW END RESPONSE PORTED PART AND THE OTHER SIDE FOR THE HIGH END RESPONSE PART OF 6TH ORDER BOXES

ALL YOU NEED IS 3 THEILE SMALL PARAMETERS:
VAS (EQUIVALENT AIR MASS)
QTS (QUALITY FACTOR)
FS (RESONANT FREQUENCY)

YOU MAY PURCHASE EACH SLIDE RULE SEPARATELY OR YOU MAY PURCHASE ALL THREE FOR COST SAVING 

BUY NOW

7/20/06  AUDIO ACCESSORIES CATALOG   PAGE 3         303 841 5360 www.hlabs.com