Installation assistance available at: ELEMENT READY™ SUBWOOFERS 010820 M1D2-8 M1D2-8B M1D4-8 M1D4-8B M1D2-10 M1D2-10B M1D4-10 M1D4-10B M1D2-12 M1D2-12B M1D4-12 M1D4-12B 1230-730797-01-C Printed In China 600 South Rockford Drive • Tempe, Arizona 85281 United States Direct: (480) 967-3565 • Toll Free: (800) 669-9899 rockfordfosgate.
Introduction Safety Dear Customer, Congratulations on your purchase of the world’s finest brand of audio products. At Rockford Fosgate we are fanatics about musical reproduction at its best, and we are pleased you chose our product. Through years of engineering expertise, hand craftsmanship and critical testing procedures, we have created a wide range of products that reproduce music with all the clarity and richness you deserve.
Specifications M1D2-8/B M1D4-8/B M1D2-10/B M1D4-10/B M1D2-12/B M1D4-12/B Nominal Size 8” (203.2mm) 10” (254mm) 12” (304.8mm) Description Subwoofer Subwoofer Subwoofer 2 or 4 Ω DVC 2 or 4 Ω DVC 2 or 4 Ω DVC 28-750 28-750 28-750 1.5” (4-Layer) (38.6mm) 1.95” (4-Layer) (49.5mm) 1.95” (4-Layer) (49.5mm) 150/600 300/1200 300/1200 Fs - Free Air Resonance (Hz) 44.5 34 26 Qts 0.9 0.44 0.53 Vas - cu. ft. (Liter) 0.553 (15.7L) 1.563 (44.2L 4.03³ (114.2L) Displacment -cu. fl.
Specifications B B C A C illus.-1.1 illus.-3.1 A G D E F G D E F 4 illus.-2.1 Model M1D2-8/B M1D4-8/B M1D2/4-10 M1D2/4-10 M1D2/4-12 M1D2/4-12 Overall Diameter (A) 9” (230mm) 11” (281.1mm) 13.28” (337.3mm) Screw Mounting Diameter (B) 7.76” (197mm) 10.16” (258mm) 12.19” (309.6mm) Mounting Screw Angle (C) 6@60° 6@60° 6@60° Overall Height (D) 4.76” (120.8mm) 5.87” (149mm) 6.65” (169.1mm) Mounting Depth (E) 3.43” (87.1mm) 4.23” (107.4mm) 4.6” (117.
Enclosures Carton Contents between the various enclosures. • (1) Element Ready™ Subwoofer with fixed Sport Grill • (6) Socket Head Stainless Screws • (1) COLOR OPTIX™ Harness • (1) 1/8” Drill Bit • (1) Socket head driver bit • Installation and Operation Manual Recommended Enclosures This manual outlines two specific types of enclosures that provide distinctly different performance. This section is to help you decide which type is best for your application.
Enclosures W - Width - inch (cm) 12 (30.48) 16.0 (40.64) 16.0 (40.64) D - Depth - inch (cm) 10 (25.4) 13.25 (33.66) 15.0 (38.1) Recommended Sealed Enclosure Volume Range Sealed Enclosures Vb - Volume range cu. ft. (Liter) 8” 10” 0.4 to 0.75 (11.34 - 21.24) 0.75 to 1.25 (21.24 - 35.4) 12” Baffle Board Subwoofer Storage or Cavity Area 1.25 to 1.75 (35.4 - 49.55) Vented Enclosures NOTE: Vb is the internal volume, before any speaker and/or port displacement is added.
Wiring illus.-3.
2 4Ω Wiring D4 Impedance Options D2 Impedance Options 8 2Ω 4Ω 2 1Ω 4Ω 8 8Ω 1 4 4Ω 4Ω 4Ω Ω 2 2Ω Woofer Series Wiring Options 4Ω 1 Switch on 2Ω D4 with D2 with Switch on 1 Ω 8 4Ω 2Ω 4Ω 4 Ω 1Ω 2Ω 1 Woofer Parallel Wiring Options D4 with Switch on 8 Ω 4Ω D2 with Switch on 4 Ω 4 2Ω 4Ω 1Ω 2Ω 1 8 2Ω 2Ω
Wiring SPEAKER Wiring There are (2) different options for wiring your speakers. Use the included spade connectors (included) as seen in illustration 3.1 You can also utilize the DEUTSCH™/Amphenol style connector (not included) input next to the COLOR OPTIX™ connector. 1 2 illus.-4.
Warranty Rockford Corporation offers a limited warranty on Rockford Fosgate products on the following terms: Length of Warranty POWER Amplifiers – 2 Years BMW® Direct Fit Speakers – 2 Years PUNCH® & PRIME® Amplifiers – 1 Year Speakers, Signal Processors, Accessories and Capacitors – 1 Year All marine, motorcycle, motorsport products - 2 Years Any Factory Refurbished Product – 90 Days (receipt required) What is Covered This warranty applies only to Rockford Fosgate products sold to consumers by authorized
