Altec Lansing CD308-4T specifications Specifications NET Weight, Shipping Weight, Transformer

P R O F E S S I O N A L

FEATURES – THE ALTEC LANSING DIFFERENCE

•Premium 8 inch / 200 mm Duplex® design

•Point-source design maximizes speech intelligibility

•16 W EIA / 64 W peak power handling

•Available with three factory-mounted 70 V / 100 V transformers

•All transformers have a low < .6dB insertion loss

•Corrosion resistant speaker frame

•Special moisture resistant speaker cone

GENERAL PRODUCT DESCRIPTION

The Altec Lansing Professional CD308 series is a premium-grade Duplex® component designed to faithfully reproduce music program and the human voice. The CD308 family is an excellent choice for meeting spaces, under-balcony applications, A/V presentation facilities, shops & restaurants and other high quality general paging applications. The loudspeaker consists of an

8 inch / 200 mm special moisture resistant cone woofer and broad dispersion cone tweeter with heat resistant voice coils. The speaker frame has been treated for rust prevention. A 3,000 Hz first-order crossover provides smooth high frequency transitions. The double magnet design allows physical, electrical, and magnetic isolation. The optional 70 V/100 V transformers (4, 8, and 16 Watts) feature a low < 0.6 dB insertion loss.

CD308 SERIES

8” Ceiling Speakers

CD308-8A

CD308-4T

CD308-8T

CD308-16T

SPECIFICATIONS				NET WEIGHT
Frequency Response				CD308-8A
					CD308-8T
78 – 20,000 Hz +/- 5 dB				2 lbs 7 oz (1.1 kg)	4 lbs 1 oz (1.8 kg)
Low frequency limit (-10 dB)				CD308-4T	CD308-16T
63 Hz				3 lbs 13 oz (1.7 kg)	4 lbs 10 oz (2.1 kg)
Power Handling				SHIPPING WEIGHT
16 W EIA, 64 W peak
Sensitivity (SPL - 1 W 1 m)				CD308-8A	CD308-8T
97 dB				2 lbs 6 oz (1.4 kg)	4 lbs 13 oz (2.2 kg)
Maximum Output (Peak SPL)				CD308-4T	CD308-16T
115 dB				4 lbs 9 oz (2.1 kg)	5 lbs 7 oz (2.5 kg)
Magnet Weight				TRANSFORMER
0.63 lb (0.29 Kg)
Impedance				CD308-4T
Nominal - 8 Ohms				4 W 70 V/100 V transformer
Minimal - 7.3 Ohms				with 70 V taps @ 4 W, 2 W, 1 W and 0.5 W
Crossover				CD308-8T
3,000 Hz				8 W 70 V/100 V transformer
				with 70 V taps @ 8W, 4W, 2W and 1.0W
DIMENSIONS				CD308-16T
CD308-8A	CD308-8T			16 W 70 V/100 V transformer
Height: 3.11 in (79.6 mm)	Height:	3.68 in (94.1 mm)		with 70 V taps @ 16W, 8W, 4W and 2.0W
Diameter: 8.07 in (205 mm)	Diameter:		8.07 in (205 mm)
CD308-4T	CD308-16T
Height: 3.68 in (94.1 mm)	Height:	4.11 in (104.1 mm)
Diameter: 8.07 in (205 mm)	Diameter:		8.07 in (205 mm)

1000 W. Wilshire Blvd., Suite 362 • Oklahoma City, Oklahoma 73116 • Phone: 1-405-848-3108 • Fax: 1-405-848-3217 • www.altecpro.com