BMS Speakers  

12N630 - 12" LIGHTWEIGHT ULTRA LOW FREQUENCY SPEAKER

THE BMS 12N630 IS A LOW DISTORTION 12 INCH SUBWOOFER SPEAKER THAT GOES DOWN TO 25HZ

BMS 12N630

BMS 12N630

4 Ohm Version

Item Price: $419.95

8 Ohm Version

Item Price: $419.95

SPEAKER MODEL  - 12N630

Specifications

Nominal Basket Diameter

12" / 318mm

Impedance

4 & 8 ohms

AES Power Rating 600 Watts
Program Power  1,200 Watts
Frequency Range 25Hz - 300Hz
Sensitivity (1W/1m) 96dB
Voice Coil Diameter 3" / 77mm
Voice Coil Length 26 mm
Air Gap Height 10 mm

Mounting Information

Overall Diameter

12.52" / 318mm

Bolt Circle Diameter 11.81" / 300mm
Baffle Cutout Diameter 11.18" / 284mm
No. Of Mounting Holes 8
Mounting Hole Diameter .27" / 7mm
Overall Depth 6.25" / 159mm
Net Weight 9.02 lb. / 4.1 kg.

Materials

Basket Cast Aluminum
Cone Water Resistant Paper
Surround Half Roll Rubber
Voice Coil Copper
Demodulation Rings Three Aluminum
Magnet Neodymium

Thiele-Small Parameters

Resonant Frequency (fs) 28.6 Hz
Impedance (Re) 6 ohms
Coil Inductance (Le) .68 mH
Mechanical Q (Qms) 6.24
Electrical Factor(Qes) .35
Total Q (Qts .33
Comp. Equivalent Vol. (Vas) 3.02 ft3 / 85.5 Liters
Voice Coil Overhang (Xmax) 8.0mm
Effective Surface Area (Sd) .0498 m2
Diaphragm Mass (Mms) 127 Grams
Reference Efficiency .55%
BL Factor 19.8 T-M
Frequency Response Graph
BMS 12N630 Frequency
Impedance Graph
BMS 12N630 Impedance
Drawing
BMS 12N630 Drawing
Cabinet Recommendations
  • Cabinet Size - 1.7 Cu. Ft.

  • Slot Port - 13" Wide x 1" Height x 18.75" Deep

  • Tuning - 36Hz

  • Insulation - Every Opposite Wall

US Speaker, LLC