
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
•Nominal Impedance 8 Ohms
•Max Amp Power 100 Watts*
•Frequency Response 30Hz – 20kHz (–10dB)
•Sensitivity 89dB (2.83V @ 1 meter)
•Crossover Frequency 2,400Hz
SYSTEM COMPONENTS:
•Grille, Gray 590-0267
•Low-Frequency Transducer 8" (203mm) Titanium-laminate
cone w/rubber surround
(590-0282)
DC Resistance 5.4 Ohms, ±10%
•High-Frequency Transducer 1" (25mm) Titanium-laminate
dome, w/swivel mount
(590-0284)
DC Resistance 7.4 Ohms, ±10%
•Crossover Network 590-0283
AURAL SWEEP TEST SPECIFICATIONS:
•System Aural Sweep Test 6.0V Input 30Hz to 20kHz
•L.F. Aural Sweep Test 5.0V Input 30Hz to 3kHz
•H.F. Aural Sweep Test 2.83V Input 1kHz to 20kHz
PHYSICAL SPECIFICATIONS:
•Plate Size (W x H) 10-1/8" x 13-1/8" (257mm x 333mm)
•Mounting Cutout Size 8-7/8" x 11-13/16"
(W x H) (225mm x 300mm)
•Mounting Depth 4" (102mm)
•Weight 15.6 lb/7.0kg (sold in pairs)
WARRANTY:
•Refer to Warranty Statement packed with each product.
*The maximum recommended amplifier power rating will
ensure proper system headroom to allow for occasional
peaks. We do not recommend sustained operation at these
maximum power levels.
Legend on Page 2
8
9
11
10
YEL
BLK
GRN
BLK
+
+
+
+
LOW-FREQUENCY
TRANSDUCER
590-0282
CROSSOVER NETWORK
590-0283
HIGH-FREQUENCY
TRANSDUCER
590-0284
4µf
250V
C1
L1
0.5mH
C2
20µf
100V
L2
0.5mH
R2
7.5 ohms
10 watts
3.9 ohms
5 watts
R1
GRN .250
BLK
.205
YEL
.110
BLK
.110
L3
0.6mH
C3
25µf
100V
IS8 SCHEMATIC
Technical Manual
IS8 Performance™Series
IS8 Performance™Series
1/07
Harman Consumer Group, Inc., 250 Crossways Park Drive, Woodbury, New York 11797
PACKAGING WIRING DIAGRAM