LA6-CBMR 6" American Standard Series Speaker - Closed Back Midrange

Nominal Basket Diameter

6", 165 mm

Nominal Impedance*

8 Ω

Power Rating*

300 W

150 W

Resonance

460 Hz

Usable Frequency Range

500 Hz - 5.4 kHz

Sensitivity*

97.8 dB

Magnet Weight

38 oz.

Gap Height

0.31", 7.9 mm

Voice Coil Diameter

1.5", 38 mm

Resonant Frequency (fs)

460 Hz

DC Resistance (Re)

6.3 Ω

Coil Inductance (Le)

0.33m H

Mechanical Q (Qms)

3.13

Electromagnetic Q (Qes)

1.24

Total Q (Qts)

0.89

Compliance Equivalent Volume (Vas)

0.4 liters / 0.01 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

2.7 cc

Mechanical Compliance of Suspension (Cms)

0.01 mm/N

BL Product (BL)

11.1 T-M

Diaphragm Mass Inc. Airload (MMs)

9 grams

Efficiency Bandwidth Product (EBP)

371

Maximum Linear Excursion (Xmax)

0.2 mm

Surface Area of Cone (Sd)

133.1 cm2

Maximum Mechanical Limit (Xlim)

0.8 mm

Recommended Enclosure Volume

Acceptable

- liters / - cu.ft.

Driver Volume Displaced

0.022 cu.ft. / 0.62 liters

Major Diameter

6.59", 167.4 mm

Flat to Flat Diameter

6", 152.4 mm

Baffle Hole Diameter

5.65", 143.5 mm

Front Sealing Gasket

Yes

Rear Sealing Gasket

N/A

Mounting Holes Diameter

0.23", 5.8mm

Mounting Holes B.C.D.

6.06", 153.9mm

Depth

2.77", 70.4 mm

Net Weight

6.7 lbs, 3.04 kg

Shipping Weight

7.2 lbs, 3.27 kgs

Coil Construction

Copper voice coil

Coil Former

Polyimide former

Magnet Composition

Ferrite magnet

Core Details

Vented and extended core

Basket Materials

Pressed steel basket with truncated sides

Cone Composition

Paper cone

Cone Edge Composition

Cloth cone edge

Dust Cap Composition

Solid composition paper dust cap