Rockford Fosgate M210S4 - Manual

PRODUCT BRIEF

Model: M210S4

Type: Marine 10" Subwoofer

Power Rating:

200 Watts

Impedance:

4 ohms

Freq. Response:

40 - 250 Hz

Features

• True Marine Grade Compliance.
• 100% UV stable Centrex™ injection molded plastic parts.
• Injection molded mineral filled polypropylene cone body with UV inhibitors.
• UV & Salt-Fog resistant TPE (Thermo-Plastic Elastomer) surround.
• 1" (25mm) bridge mounted component grade coated aluminum alloy tweeter.
• 18 AW G Corrosion resistant removable Stainless Steel grill cover insert.
• Ultra-flexible fully insulated silicone lead wire.
• Proprietary corrossion resistant spring loaded push terminals.
• Moisture, tear and fatigue resistant aramid fiber spider.
• Linear high excursion matched motor magnetics and suspension design.
• Integrated Magnetic Shielding
• Removable trim ring/grill options. Available Black & W hite color options.

Recommended Applications

Tuning(Fb) System -3dB (F

3

)

Hz

(Qtc)

Hz

Thiele-Small Specifications

M210S4

2008

Enclosure

Volume (Vb)

Port Dia.

Port Length

Liters | cu.ft.

in. | mm

in. | mm

An IB enclosure design represents an application where the compliance of the air volume within the
enclosure is greater than the compliance of the speaker's suspension (Vas). An infrasonic filter is
required for reliable performance in vented and infinite baffle designs.

Hz

(Qtc)

Hz

Thiele-Small Specifications

Sealed

:

21.2

0.75

60.3

0.77

60.6

-

-

-

-

Fs (Hz): 45

Inf. Baffle

:

60.6

2.14

57.5

0.63

58.0

-

-

-

-

Re (Ohms): 3.6

Vented

:

35.4

1.25

48.6

-

40.0

4

101.6

8.52

216.5

Le (mH): 0.3

Qts: 0.57

Qes: 0.64

Qms: 9.00

Cms (mm/N): 0.119

Vas (L): 20.2

Mms (g): 105

Mmd (g): 101

Rms (kg/s): 3.3

Airload (g): 3.7

No (%): 0.28

SPL (dB - 1W/1M): 86.0

BL (T*M): 13.1

*Xmax

10

(mm): 10.0

Sd (cm2): 346

EBP: 70

Krm (mOhms): 0.7

Voice Coil Diameter:

1.95

49.53 inches | mm

Erm: 0.82

Voice Coil Height:

0.98

24.9

inches | mm

Kxm (mH): 4.1

Voice Coil Layers:

layers

Exm: 0.73

Magnetic Gap Height: 0.315

8.0

inches | mm

Rem (Ohms): 1.86

Linear Excursion, pk-pk (Xmax): 0.665

16.9

inches | mm

Vd(cm

3

): 346

Maximum Excursion, pk-pk:

1.89

48.0

inches | mm

*

Magnet Weight:

54.4

1.54

oz. | kg

Woofer Displacement:

4.35

0.154 liters | cubic ft.

Net Weight:

12.3

5.6

lbs. | kg

Power Rating:

200

400

RMS | Peak

Above specifications and dimensions comply with the CEA-2031 standard.

SPL & Excursion (@100 Watts) - Impedance (@1 Watt)

Technical Specifications

4

All parameters are derived using a laser velocity
measurement method and verified with actual
measured Mmd and Re. All dual voice coil
models are wired in series. Xmax

10

represents

actual effective excursion at <10% THD.

Specifications subject to change without notice.

Liters | cu.ft.

in. | mm

in. | mm

0

10

20

30

40

50

60

60.0

70.0

80.0

90.0

100.0

110.0

120.0

10

100

1000

Im

p

e

d

a

n

c

e

(

o

h

m

s

)

E

x

c

u

rs

io

n

(

m

m

)

S

P

L

(

d

B

)

Frequency (Hz)

Vented Box SPL

Infinite Baffle SPL

Closed Box SPL

Closed Box Impedance

Vented Box Impedance

Closed Box Excursion

Vented Box Excursion

Infinite Baffle Impedance

Infinite Baffle Excursion

Above specifications and dimensions comply with the CEA-2031 standard.

RFPB- M210S4

(Rev B)

DK

Specifications subject to change without notice.

4-Apr-08

Rockford Corporation • 600 South Rockford Drive • Tempe, AZ • 85281

Rockford Corporation • 600 South Rockford Drive • Tempe, AZ • 85281

Rockford Corporation • 600 South Rockford Drive • Tempe, AZ • 85281