Subwoofers I OWNER’S MANUAL AND i . INSTALLATION GUIDE ) I.- b t .’ 1 T E C UNDSTREAM’ H N 0 L 0 G i E S SOUNDSTREAM TECHNOLOGIES 120 Blue Ravine Road l Folsom l California 95630 USA tel 916.351 .I 288 fax 916.351.
SPL15 and SPL160 SUBWOOFER CONGRATULATIONS! You have chosen a superior product for reproducing high levels of "Sound Pressure Level" in the car. This precision component, when properly installed, is capable of amazing output performance. The SPL15 and SPL160 woofers are well-suited for sealed, vented, and sealed bandpass enclosures. They also work well in infinite baffle installations at one-half the power rating. and home theater applications.
Preliminary SPECIFICATIONS & THIELE/SMALL PARAMETERS SPECIAL DESIGN FEATURES! • Custom-designed Cast Frame Basket for deep excursion and precise alignment of the voice coil. • Custom chrome top and back plates for show-quality installations in any vehicle! • Nearly 2 1/2" peak-to-peak maximum excursion for producing awesome sound levels with just a single woofer! Infinite Baffle • Excellent performance for all types of music at moderate levels Frequency Response (Hz) 25-500 25-500 Sensitivity (2.
SELECTING AN ENCLOSURE There are several different enclosure designs for different applications. The SPL subwoofers work very well in all the following enclosure designs. It is up to you to select the specific enclosure that will work the best for your particular application. Infinite Baffle Infinite baffle is the simplest type of subwoofer installation. In this type of installation, the woofer(s) is mounted to a baffle which is then mounted to either the rear deck or back seat of the vehicle.
which is tuned to resonate at a specific frequency. Sealed Bandpass Enclosure Sealed bandpass enclosures enclose both sides of the woofer(s). An airtight enclosure is built around the front and back of SUGGESTED ENCLOSURES Pros Infinite Baffle • Excellent performance for all types of music at moderate levels Sealed • 1.5 ft3 - Good linear response, excellent small enclosure. Excellent for high SPL, multiple driver applications. • 2.
ENCLOSURE VOLUME FLOWCHART M ea sure m axim um po ssib le dim ensio ns BUILDING THE ENCLOSURE • Determine the dimensions of your enclosure. • Be certain the box you have designed will fit into the location you have chosen. Sometimes making a cardboard box with the same outside dimensions is helpful. M ultiply wa ll thickness by 2 • Use 3/4 inch thick Medium Density Fiberboard (MDF) or High Density Particleboard. It is preferable to cut the wood with a table saw to ensure straight, even joints.
