English – Polk Audio Atrium 8SDI User Manual

Page 22

Customer Service Hours of Operation: Monday-Friday, 9

-6

PM EST

[email protected]

Polk Audio Customer Service 800-377-7655 (Outside USA & Canada: 410-358-3600)

SPECIFICATIONS

Atrium4 Atrium5

Atrium6

Driver Complement

4 1/2" (114mm) mineral filled

5" (127mm) mineral filled

5 1/4" (133mm) Dynamic Balance

Dynamic Balance

polymer cone,

Dynamic Balance polymer cone,

aerated polypropylene cone,

rubber surround, 3/4" (19mm)

rubber surround, 1" (25mm)

anodized aluminum dome tweeter

w/ rubber surround and

neodymium motor structure

Frequency Response

75Hz-25kHz

60Hz-25kHz

50Hz-27kHz

Recommended Power

10-80W continuous

10-100W continuous

Impedance

Compatible w/ 8 Ohm outputs

Efficiency (dB 1w/1m)

89dB

90dB

Available Finishes

Black & White

Environmental

ASTM D5894-UV Salt

Standards

Fog, Mil Standard 810

Immersion, Mil-Std 883

Method 1009.8 for salt

and corrosion &

Polk Audio Certification

Cabinet material

Mineral filled

polypropylene

Grille & Bracket

powder coated

material

aluminum

Hardware

Brass or stainless steel

Terminals

Gold plated 5-way

binding posts

Mounting Options

180° Speed-Lock

™

mounting

180° Speed-Lock mounting

Dimensions

8 5/8" H x 5 11/16" W x 6 11/16" D 10 5/16" H x 6 3/4" W x 7 3/4" D

11 11/16" H x 7 11/16" W x 8 3/4" D

(w/ bracket & knobs)

(21.9cm H x 14.4cm W x 17cm D)

(26.2cm H x 17.1cm W x 19.7cm D) (29.7cm H x 19.5cm W x 22.2cm D)

Product Weight

3.6lbs / 1.63kg (each)

4.6lbs / 2.09kg (each)

5.4lbs / 2.45kg (each)

Shipping Weight

9.5lbs /4.1 kg (pair)

11.5lbs / 5.0kg (pair)

16lbs / 7.0k g (pair)

SPECIFICATIONS

Atrium7 Atrium8

SDI

Driver Complement

6 1/2" (165mm) Dynamic Balance

6 1/2" (165mm) Dual Voice Coil