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Nominal Size
Description
Nominal Impedance (Ohms)
Frequency Response (Hz)*
Voice Coil Diameter - inch (mm)
Power Handling - Watts (RMS/Peak)
Fs - Free Air Resonance (Hz)
Vas - cu. ft. (Liter)
Displacment -cu. fl.
Sensitivity (2.83V/1M)
Xmax - inch (mm)
Grille/Trim Ring
LED Current Draw
Recommended Fused Rating For
LED's (not included)
LED Voltage Range
* All measurements taken with voice coils wired in series
*
Rockford Fosgate determines its rated frequency response range at -6 dB below its nominal sensitivity at upper and lower extents of a
speaker's output.
VERIFIED WITH KLIPPEL
To adorn the 'Verified with Klippel' mark, the qualifying company's loudspeaker engineering personnel must be trained
and certified by Klippel prior to using the three separate Klippel systems to design, develop and test. Rockford Fosgate
has made the investment in Klippel to deliver the best possible speakers and subwoofers to their customers.
M1D2-8/B
Model
M1D4-8/B
8"
(203.2mm)
Subwoofer
2 or 4 Ω DVC
28-750
1.5" (4-Layer)
(38.6mm)
150/600
44.5
Qts
0.9
0.55
3
(15.7L)
0.05
3
(Liter)
(1.41L)
87.5dB
0.28"
(7mm)
YES
0.25 Amps
1 Amp
9-16 Volts
M1D2-10/B
M1D4-10/B
10"
(254mm)
Subwoofer
2 or 4 Ω DVC
28-750
1.95" (4-Layer)
1.95" (4-Layer)
(49.5mm)
300/1200
34
0.44
1.56
3
(44.2L
0.1
3
(2.8L)
91.5dB
0.28"
(7mm)
YES
0.25 Amps
1 Amp
9-16 Volts
Specifications
M1D2-12/B
M1D4-12/B
12"
(304.8mm)
Subwoofer
2 or 4 Ω DVC
28-750
(49.5mm)
300/1200
26
0.53
4.03³
(114.2L)
0.12
3
(3.49L)
92dB
0.28"
(7mm)
YES
0.25 Amps
1 Amp
9-16 Volts
3
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