SPECIFICATION

Nominal Basket Diameter

18", 457 mm

Nominal Impedance*

8 Ω

Power Rating*

Program Power

1600 W

Watts

800 W

Resonance

25 Hz

Usable Frequency Range

40 Hz - 0.8 kHz

Sensitivity*

97 dB

Magnet Weight

109 oz.

Gap Height

0.375", 9.5 mm

Voice Coil Diameter

4", 102 mm

THIELE & SMALL PARAMETERS

Resonant Frequency (fs)

25 Hz

DC Resistance (Re)

5.2 Ω

Coil Inductance (Le)

1.67m H

Mechanical Q (Qms)

8.18

Electromagnetic Q (Qes)

0.32

Total Q (Qts)

0.31

Compliance Equivalent Volume (Vas)

548.7 liters / 19.38 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

556 cc

Mechanical Compliance of Suspension (Cms)

0.29 mm/N

BL Product (BL)

18.8 T-M

Diaphragm Mass Inc. Airload (MMs)

137 grams

Efficiency Bandwidth Product (EBP)

79

Maximum Linear Excursion (Xmax)

4.8 mm

Surface Area of Cone (Sd)

1159 cm2

Maximum Mechanical Limit (Xlim)

16 mm