INFINITY ERS820
Manual de Servicio

Technical Manual

ERS 800/820/840
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
Nominal Impedance: Power Rating: Crossover Frequencies: Frequency Response: Sensitivity: 4 ohms 20 to 75 watts RMS 3.8kHz 50Hz-45kHz 85dB 1watt/1 meter

Environmental Reference Series 2-Way Speaker
PHYSICAL SPECIFICATIONS:
1x - EMIT-N Tweeters 1x - 8" (20.3cm) IMG Woofer Baffle Dimensions: 15-1/2"H x 11-1/4"W" x 3-7/8"D XXXXX XX 39.4x28.6x9.8cm Hole Size Required: 14-1/8"H x 9-3/4"W XXXXXXXXXXXXX XX 35.9x24.8cm Tweeter Control #145-0103 Circuit Breaker Grille Grille Foam Crossover Logo #871-1974 #654-6550 #965-6551 #015-4339 #716-5719

PRODUCTION HISTORY
Introduced in (800:1989) (820:1991) (840:1994) Discontinued (800:1991) (820:1994) (840:1998) Original Retail Price: (800:$580.00/pair) (820/840:$600.00/pair)

NOTE: ERS800 MUST HAVE A SEPARATE INSTALLATION BRAKET

TECHNICAL INFORMATION

TWEETER #902-3082-N DIAPHRAGM #751-3722
C1 7µF Solen 1A-30

8" WOOFER #902-4347 (800/820) #902-7292 (840)
R3 5� 5W
3-1/2" BLU/BLK .110" FEMALE CLIP

L1 0.15mH

TWEETERS

INPUTS

3-1/2" BLUE .205" FEMALE CLIP

L4 0.48mH

4" RED .250" FEMALE CLIP

C2 12.5µF NPE

WOOFER

4" RED/BLK .205" FEMALE CLIP

REV A

9-98

INFINITY SYSTEMS INC., 250 Crossways Park Drive, Woodbury, New York 11797

ERS 800/820/840 Environmental Reference Series 2-Way Speaker