Soundstream Pro10 Owner's Manual And Installation Manual

Specifications

Brand: Soundstream
Category: Subwoofer
Model: Pro10
File Type: PDF
File Size: 0.34 Mb
Pages: 6

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- THIELUSMALL PARAMETERS -

GRANITE “PRO” SUBWOOFERS CONGRATULATIONS! You have chosen a superior product for reproducing true high-fidelity in the car. This precision component, when properly installed, is capable of _audiophile-quality performance. The Granite Pro woofers are well-suited for sealed, vented, and bandpass enclosures. They also work well in infinite baffle installations at one-half the power rating. Should your woofer ever require service or replacement, recording the information below for your own records will help protect your investment. Model Number: Serial Number: Dealer’s Name: Date of Purchase: lnstallafion Shop: Installation Date: DESIGN FEATURES l Installation Flexibility The Granite Pro woofers perform well in infinite baffle, sealed, vented, and bandpass enclosures. Regardless of the application, Granite Pro woofers perform. l High-Efficiency Design The Granite Pro woofers use high efficiency magnet structures and Dual Density Bonded Polyether Foam surrounds to ensure high efficiency, as well as durability. l Computer-Optimized Straight-Edge Cone Design ensures the most efficient energy transfer / transient response. l Vented Pole Piece for greater voice coil cooling. l Specially Coated Heavy Steel Frame Basket for extra rigidity and damping. l Insulated Input Leads l Designed and Manufactured in the U.S.A. Freq. Response Sens. 1 w/l m impedance (nom. z) Rated Program Power Rated Peak Power Fs Qts Qms Qes Vas (ft3) Vas (liters) Vas (m’) Cms (urn/N) DCR (ohms) Levc (mH) @ 1 kHz BL (Tesla m) Sd (in*) Sd (m’) Sd (cm2) X max one way (linear mm) X max one way (peak mm) Vd (linear cm’) Vd (peak cm’) Vd (linear m3) Vd (peak m’) Mms (grams) Magnet Assembly (oz) Magnet Weight (02) Vf (volume of frame) Coil (mm) TP (mm) Mounting Dia. (in) Granite Granite Granite Granit Pro 8 Pro 10 Pro 12 Pro 1 40-500 Hz 37-500 Hz 33-500 Hz 25-500 90dB 92 dB 93 dB 92 dB 4 ohms 4 ohms 4 ohms 4 ohm 100 watts 125 watts 150 watts 200 wa 175 watts 200 watts 250 watts 300 wa 45 Hz 42 Hz 34 Hz 22 Hz 0.447 0.577 0.530 0.480 5.305 6.62 7.55 8.41 0.488 0.632 0.570 0.509 1.13 1.40 3.46 12.36 32 40 98 350 0.032 0.040 0.098 0.350 467.4 226 246 345 3.2 4.2 3.3 3.19 0.811 0.80 0.70 0.65 7.05 10.54 10.51 11.60 34.13 54.3 86.7 131.0 0.0220 0.0350 0.0531 0.0845 220 350 531 845 5.00 4.25 5.00 5.00 18 110 396 0.00011 0.000396 62 72 32 45 in” 20 6 7 21 203 735 0.000203 0.000735 62 106 38 120 in3 15.2 9.4 9 ‘Ia 3 18 21 451 507 956 1775 0.000451 0.00050 0.000956 0.00177 88 145 106 179 38 68 135 in3 275 in3 17.75 22.7 9.4 10.5 11 ‘Is 14

There are several different enclosure designs for different applications.

The Granite Pro 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. The best results are achieved when the trunk area is virtually airtight and isolated from the passenger compartment. Pros Cons l Excellent low frequency extension *Lower power handling *Excellent transient response *Low to medium efficiency *Uses almost no trunk space Sealed Enclosure Sealed enclosures are relatively simple to build and install, as all that is required is an airtight box. The larger the sealed enclosure, the more the performance resembles that of an infinite baffle installation. Small sealed enclosures work very well in midbass applications. Pros Cons *Very good low frequency *Medium power extension handling @Very good transient *Medium efficiency response Sealed(S) Vented Enclosure Vented enclosures use a sealed enclosure with a vent or port in the box which is tuned to resonate at a specific frequency. Pros Cons *Good low frequency *Low power handling extension down to the below the tuning tuning frequency frequency l High power handling down *Almost no output to the tuning frequency below the tuning *Higher output than sealed frequency enclosures Vented(V) 4 Bandpass Enclosure Bandpass enclosures enclose both sides of the woofer(s). An airtight enclosure is built around the front and back of the woofer and one or both 1 chambers are ported to specific frequencies. Pros Sealed Bandpass (SW) Vented Bandpass (VB Cons l High power handling within glow power handling beyond the operating frequencies the tuning frequency every high output within the *Poor to moderate transient range of the operating response frequencies *Poor low frequency extension Isobaric Woofer Configuratlon There are two basic types of woofer configurations, standard and isobaric. The standard uses a single woofer and is the type used in most subwoofer installations. There are instances, however, when the airspace available for a subwoofer enclosure is not large enough to accommodate a particular design. In Isobaric Venled Bandpass these instances, an Isobaric configuration (ISOVBP) (also known as push-pull,. compound, clam-shell, and composite) may work. This configuration involves two woofers operating as one. The most common use of the Isobaric configuration is two woofers bolted together and the polarity is reversed on one of the woofers so that one pushes while the other pulls. The benefit of the Isobaric Woofer COnfigUratiOtl iS that the VaS /sob&c Sealed Bandpas (equivalent airspace) of the woofer is halved. By (ISOSSP) the same token, the necessary airspace for the woofer to perform in an enclosure is cut in half. The are disadvantage to the design, however, the main being that even though you are usi two woofers, the output is equal to one woofer in an enclosure twice t size of the enclosure for the lsobaricly configured woofer. - CALCULATING (NEr) /EiTERNAL ENCLOSURE VOLUMES When constructing any type of enclosure, you must be aware that th outside dimensions DO NOT represent the true (Net) volume insid Such things as woofers, ports, thickness of enclosure material, dividin wall septums, and any internal bracing will reduce the total amount of th 5

actual air space available. The following worksheet has been designed

to provide you with the necessary steps to accurately calculate the absolute (Net) internal volume of any given enclosure. Measure maximum possible dimensions Multiply wall thickness by 2 I Subtract this from each dimension to arrive at Gross internal Dimensions Multiply LxWxD to arrive at Gross Internal Volume Deduct Vf (volume of the speaker frame) from Gross Internal Volume Calculate brace volume and deduct from Gross Internal Volume V 70 CORYMf ro LITERS: I Divide ins by 61.03 You are at Net Internal Volume. in cubic inches (if?) 70 converf to CUBIC FEET: Divide ins by 1726 Calculating Cylindrical Port Volume 1. Measure the outside diameter of the port and divide by 2 for the radius. 2. Square the radius and multiply by 3.14 (71) to arrive at outside port area. 3. Multiply the area by the length of the0 port inside the enclosure for the port volume. 6 kngthinside - - BUILDING THE ENCLOSURE l Determine the dimensions of your enclosure. l Be certain the box you have designed will fit into the location you h chosen. Sometimes making a cardboard box with the same outs dimensions is helpful. l Use 3/4 inch thick Medium Density Fiberboard (MDF) or High Den Particleboard. It is preferable to cut the wood with a table saw to ens straight, even joints. If a table saw is not available, a circular saw acceptable. l Use a “T” square to verify precise right angle gluing. l Use a high quality wood glue and air nails or wood screws to assemble enclosure. Elmer’s@ woodworker’s glue and Weldwood@ work well guarantee an airtight box, seal each inside joint with RTV silicone glue. l For Sealed Enclosures, stuff the chamber with 50-75% filling (approxim 1.5 pounds per cubic foot) of fiberglass insulation or Dacron. l For Vented Enclosures, staple 1 inch thick fiberglass insulation or Dacro all walls of the enclosure except the baffle to which the woofer is mounted l Use the supplied gasket to seal the woofer in the enclosure and eight(8) w screws or T-nuts and bolts. Progressively tighten each of the bolts or scr to prevent warping the woofer frame. l Use slide-on connectors to attach speaker wires. Do not solder wires to provided terminals as this may cause damage to the factory wire connect This may also void the speakers warranty. - SUGGESTED ENCLOSURES l The following designs include a variety of enclosure types. Ea design has a frequency response curve that shows predicted ou with 2.0 volts input, measured at 1 meter. 2.0 volts across a 4R corresponds to 1 watt per speaker. Also, each frequency respo curve was generated using a 12 dB/octave low pass filter at 100 The performance of each of these enclosures will be different o installed in a car. The amount each enclosure will vary depends on car and installation location. The “standard” curves given corresp to performance outside the car to help you visualize relat performance differences. Read through the descriptions given each enclosure and select the one that suits your needs. . Remember: all suggested enclosure volumes are Net, and DO N include woofer, port, and bracing displacement! 7

GRANITE PRO 8

l Excellent performance for all types of music at moderate levels Sealed l 0.5 ft3 Net Internal Volume - Excellent for @ midbass, must be stuffed with fiberglass or other acoustic insulation l 1 .O ft” - Good enclosure for classical & jazz $ 75 M 6s 1W 95 Vented Z l 1 .o ft3 @ 40 Hz (3” x 7.25” port) - Very good “;; for rock and rap 10 Z 50 Im? I i~illli- 1m kasnviw 50) ~~,“, l 1.0ft3@36Hz(3”x9.5”port)-Verygood for jazz and rock, good for classical, good for rap Vented Bandpass l Enclosure #28 - Very high output, smooth response, very good for rap & rock Rear = 0.7 ft3 @ 44 Hz (3” x 9” port) Front = 0.5 ft3 @ 90 Hz (4” x 3.5” port) Im l Enclosure #29 - High output, wide response, punchy bass, good all around enclosure Rear = 0.86 ft3 @ 38 Hz (3” x IO” port) Front = 0.4 ft3 @ 85.Hz (4” x 6.25” port) Im Sealed Bandpass l Enclosure #26 - Good output, solid response to 42 Hz, good all around enclosure Rear = 0.6 ft3 sealed Front = 0.4 ft3 @ 75 Hz (4” x 9” or two 3” x 10.9” ports) Sealed Bandpass - Isobaric Configuration lm l Enclosure #25 - Very high output, very good f for rap or rock Rear = 0.65 ft3 sealed Front = 0.60 ft3 @ 62 Hz (4” x 9” port) a GRANITE PRO IO lnflnite Baffle . Excellent performance for all types of music at moderate levels Sealed l 1 .O ft3 - Good small enclosure, good for rock, good for rap l 2.5 ft3 - Good all around enclosure, good for jazz & classical, very good for rock, good for rap Vented ‘5 1.5ft3@35Hz(3”x6”or4”x12”port)- ai Very good all around enclosure ;: 2.0 ft3 @ 32 Hz@” x 5” or 4” x 10.25” port) - Very good low frequency extension, very good for classical and jazz Vented Bandpass l Enclosure #4.1 - Very high output, very good for rap and rock Rear = 0.8 it3 @ 45 Hz (4” x 14” port) 3; Front = 0.7 ft3 @ 92 Hz (two 4” x 5.5” ports) im F-IM 5x --_ Sealed BandDass l Enclosure kil - Very high output, very good for rap Rear = 0.6 ft3 sealed Front = 0.8 ft3 @ 80 Hz (two 4” x 6.75 ports) Infinite Baffle GRANITE PRO 12 l Excellent performance for all types of music at moderate levels Sealed ‘Z l 3.0 ft3 - Good, smooth butterworth response &f (C&.7), very good for jazz & classical, good for rock ;; 65 Vented l 2.5 ft3 @ 30 Hz (4” x 9” port) - Good output, good for jazz 8 classical, very good for for rock, good for rap im 9

- G R A N I T E P R O 1 2 ( c o n t i n u e d ) -

Vented Bandpass l Enclosure #IO - Very high output, very good ‘E for rap g Rear = 1.9 ft3 @ 36 Hz (4” x 8” port) agD Front = 1.6 ft3 @ 70 Hz (three 4” x 5.75” :: pods) z 20 50 Vented Bandpass - isobaric Configuration l Enclosure #I 1 - Medium high output with good bass extension Rear = 1.1 ft3 8 30 Hz (3” x 13.5” port) Front = 0.75 ft @ 63 Hz (two 3” x 7.75” pods) , , , , 1 Sealed Bandpass IW l Enclosure #7 - High output, good for rap, “w hard hitting bass ca; Rear = 1.2 ft” sealed Front = 1.7 ft3 @ 67 Hz (two 4” x 3.5” ports) ::t 20 GRANITE PRO 15 Infinite Baffle l Excellent performance for all types of music at moderate levels Sealed l 3.0 ft3 - Good medium power enclosure, good for jazz & rock l 4.0 ft3 - Very good for classical & jazz, smooth response *- ,JJ Vented . 7.0 ft” @ 20 Hz (two 4” x 16.25” ports) - Very good all around enclosure, flat to 20 Hz in car Vented - Isobaric Configuration l 5.5 ft3 @ 20 Hz (two 4” x 21” ports) - Very good all around enclosure, flat to 20 Hz in car Vented Bandpass - Isobaric Configuration ,m l Enclosure #I 7 - High output, good for rock & rap Rear = 3.4 ft3 @ 25 Hz ( 4” x IO” port) Front = 2.9 ft3 @ 47 Hz (three 4” x 9.75” ports) 10 - GRANITE PRO 15 (continued) - Sealed BandDass l Enclosure #I3 - Very high output, good for rap 8, rock Rear = 3.0 ft3 sealed Front = 5.0 ft3 @ 50 Hz (four 4” x 3.75” or three 6” x 8” ports) Sealed Bandpass - Isobaric Configuration l Enclosure #I4 - Very high output, good for rap & rock Rear = 1.5 ft3 sealed Front = 2.5 ft3 @ 48 Hz (two 4” x 5.75” or four 4” x 12.6” ports) 11