JBL CM40 Technical Manual

Technical Manual
CM40/40AW

SPECIFICATIONS

ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance: 6 ohms
• Max Amp Power: 75 Watts
• Frequency Response: 70 Hz – 16 kHz
• Sensitivity: 87 dB 1 Watt @ 1 Meter

SYSTEM COMPONENTS:

• Cabinet: CM40/40AW (Not For Sale)
• Grille: CM40 (Black) WI0720-B
CM40AW (Black) WI0720-1B
CM40 (White) WI0720-W
CM40AW (White) WI0720-1W
• Low/Mid Frequency CM40 - 4" Shielded Driver
Transducer: (CM40WO)
CM40AW - 4" Shielded Driver
(CM40AWO)
DC Resistance: 3.4 ohms ±10%

PACKAGE

Rubber Feet (8)
CM40/40AW (BLK) WI0742-B
CM40/40AW (WHT) WI0742-W
Owner's Manual AI0197
Warranty Card AI0193
Upper/Lower
Foam
WP0254
Packaging
Carton, Beauty
CM40 (BLK) WG442-B
CM40 (WHT) WG442-W
CM40AW (BLK) WG442-1B
CM40AW (WHT) WG442-1W
JBL Consumer Products Inc., 250 Crossways Park Dr., Woodbury, New York 11797
SYSTEM COMPONENTS:
(cont'd)
• Crossover Network:

AURAL SWEEP TEST SPECIFICATIONS:

A. System Aural Sweep Test:
B. L.F. Aural Sweep Test:

PHYSICAL SPECIFICATIONS:

• Enclosure Dimensions:

WEIGHT:

WARRANTY INFORMATION:

• Refer to the Warranty Statement packed with each product.

WIRING DIAGRAM

Driver, Low/Mid Freq
CM40 (CM40WO)
CM40AW (CM40AWO)
BLK

SCHEMATIC CM40 (CM40AW Noted)

LMP(2)
INPUT
CM40 (WI0719)
CM40AW (WI0726)
4.0V Input, 20 Hz to 16 kHz
3.0V Input, 20 Hz to 16 kHz
10 x 5 3/4 x 4 in. (H x W x D)
(225mm x 147mm x 104mm)
6 lbs. (2.7 kg.) Each
(Sold in Pairs)
Network
CM40 (WI0719)
CM40AW (WI0726)
YEL
L1
CM40 0.27mH
CM40AW 0.39mH
YEL
R1
4.3Ω
5W
C1
30 F
100V
BLK
L.F./M.F.
REV A
2-99