Page 1
RLP204 / RLP254 / RLP304
The diagram below shows a screw pattern for mounting your subwoofer. It is very important
that you follow this pattern as indicated or your cosmetic trim ring will not fit properly.
Page 2
RLP204 / RLP254 / RLP304
Page 3
RLP204
2.77” / 70.3mm
0.57” / 14.38mm
8.43” / 214mm
7.17” / 182mm
Page 4
RLP204
RECOMMENDED ENCLOSURE (SEALED)
Optimal Sound Quality
(Flat Response)
8.5” Deep
11.75” Wide
11.75” Tall
Total Internal Volume:
.50 Cubic Feet
Qtc: 0.866
F3: 46Hz
Heavy Polyfill
SMALL BOX
(Tight Bass)
5.5” Deep
10.75” Wide
10.75” Tall
Total Internal Volume:
.25 Cubic Feet
Qtc: 1.013
F3: 53Hz
Heavy Polyfill
* Boxes have been designed using 1/2” MDF.
Dimensions can be changed as long as recommended volumes
remain the same.
Subwoofer Displacement is .035 Cubic Feet
T/S PARAMETERS
Fs: 41.5 Hz
Qms: 4.66
Vas: 12.19 liters
Cms: 192.42um/N
Mms: 76.26 g
Xmax: 8.15 mm
Dia: 163.98 mm
Sd: 0.021 sq.m
Vd: 0.172 liters
Qes: 1.01
Re: 6.2 ohms
NomZ: 7.44 ohms
BL: 11.04 Tm
QTS: 0.83
no: 0.081 %
1W/1M: 81.23 dB
(coils in series)
Page 5
RLP254
2.93” / 74.3mm
0.67” / 17.1mm
10.31” / 262mm
9.06” / 230mm
3
2
2
DVC
25.4 cm / 10”
25.4 cm / 10”
25.4 cm / 10”
25.4 cm / 10”
25.4 cm / 10”
25.4 cm / 10”
3
3
DVC
DVC
3
DVC
3
DVC
3
DVC
2
2
2
2
Page 6
RLP254
RECOMMENDED ENCLOSURE (SEALED)
Optimal Sound Quality
(Flat Response)
9.5” Deep
12.5” Wide
12.5” Tall
Total Internal Volume:
.65 Cubic Feet
Qtc: 0.959
F3: 42Hz
Heavy Polyfill
SMALL BOX
(Tight Bass)
6.25” Deep
12.5” Wide
12.5” Tall
Total Internal Volume:
.4 Cubic Feet
Qtc: 1.094
F3: 47Hz
Heavy Polyfill
* Boxes have been designed using 1/2” MDF.
Dimensions can be changed as long as recommended volumes
remain the same.
Subwoofer Displacement is .06 Cubic Feet
T/S PARAMETERS
Fs: 33.95 Hz
Qms: 5.44
Vas: 27.55 liters
Cms: 168.01 um/N
Mms: 130.81 g
Xmax: 8.65 mm
Dia: 208 mm
Sd: 0.034 sq.m
Vd: 0.294 liters
Qes: 0.963
Re: 6.9 ohms
NomZ: 8.28 ohms
BL: 14.137 Tm
QTS: 0.819
no: 0.108 %
1W/1M: 82.4 dB
(coils in series)
Page 7
RLP304
3” / 76.2mm
0.958” / 24.33mm
12.28” / 312mm
10.59” / 269mm
3
3
DVC
3
3
3
3
DVC
DVC
3
3
DVC
3
3
DVC
3
3
DVC
Page 8
RLP304
RECOMMENDED ENCLOSURE (SEALED)
Optimal Sound Quality
(Flat Response)
9.8” Deep
14” Wide
14” Tall
Total Internal Volume:
.75 Cubic Feet
Qtc: 1.10
F3: 40Hz
Heavy Polyfill
SMALL BOX
(Tight Bass)
7” Deep
14” Wide
14” Tall
Total Internal Volume:
.5 Cubic Feet
Qtc: 1.25
F3: 46Hz
Heavy Polyfill
* Boxes have been designed using 3/4” MDF.
Dimensions can be changed as long as recommended volumes
remain the same.
Subwoofer Displacement is .078 Cubic Feet
T/S PARAMETERS
Fs: 29.13 Hz
Qms: 6.928
Vas: 53.98 liters
Cms: 171 um/N
Mms: 174.42 g
Xmax: 9 mm
Dia: 245 mm
Sd: 0.047 sq.m
Vd: 0.424 liters
Qes: 0.952
Re: 7.05 ohms
NomZ: 8.46 ohms
BL: 15.38 Tm
QTS: 0.837
no: 0.135 %
1W/1M: 86 dB
(coils in series)
MBQUART SPEAKERS
SPEAKER SYSTEM
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