B124A19

SPEAKER MODEL

B124A19

Specifications

Nominal diameter

300mm / 12"

Rated Impedance

4 or 8 ohms

AES Continuous Pink Noise Power

700 W

Sensitivity

96.0 dB SPL 1w / 1m

Frequency Range

42Hz - 3.5kHz

MAX Recomm. Frequency

1.3 kHz

Efective Piston Diameter

262mm  / 10.25 in

Voice Coil Winding Material

Copper-clad aluminum

Voice Coil

Winding Depth

19mm / 0.75in

Voice Coil Diameter

100mm / 4"

Magnetic Gap Depth

8mm / 0.317in

Magnetic Assembly

Weight

7.7 kg / 17 lbs

Flux Density

1.3 T

Bl Factor

18.3 T*m

Effective Moving Mass

0.071 kg

Thiele-Small Parameters

Free Air Resonanace (Fs)

38.0 Hz

D.C. Coil Resistance (Re)

3.4 (4) ohms / 6.0 (8) ohms

Total Quality Factor (Qts)

0.39

Mechanical Losses (Qms)

8.2

Electrical Losses (Qes)

0.422

Equivalent Volume of Air (Vas)

132.0 Liters

Effective Pistone Area (Sd)

540 sq.cm

Excursion (Xmax)

+/- 5.5 mm

Max. Power Rating (Pe)

450W RMS sine wave

Inductance of V.C. (Le)

Efficiency (No)

1.66%

Mounting Information

Overall Diameter

308mm / 12.13 in

Overall Depth

118mm / 4.6 in

Bolt Circle Diameter

291mm / 11.42 in

Baffle Cuotour Diameter

                 Front Mount

278mm / 10.95 in

                 Rear Mount

274mm / 10.8 in

Net Weight

9.95 kg / 22.0 lbs

Shipping Weight

10.95 kg / 24 lbs