ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance
8 Ohms
• Max Amp Power
225 Watts*
• Frequency Response
36Hz – 40kHz (-3dB)
• Sensitivity
91dB (2.83V @ 1 meter)
• Crossover Frequencies
500Hz, 3000Hz, 24dB/octave
12000Hz, 18dB/octave
SYSTEM COMPONENTS:
• Cabinet
ES90 (Not for Sale)
• Grille Ass’y
244-080-05275-0BAE
• Low-Frequency Transducer
Dual 8" (203mm) PolyPlas
™
,
shielded; 20PR10DX-HW01-E
DC Resistance
10.2 Ohms, ±10%
• Midrange Transducer
4" (101mm) PolyPlas,
shielded; 10PR75AX-HW01-E
DC Resistance
4.4 Ohms, ±10%
• High-Frequency Transducer
3/4" (19mm) Titanium-
laminate dome, shielded;
79DM19AX-DT01-E
DC Resistance
2.8 Ohms, ±10%
• UHF Transducer
3/4" (19mm)
Polyester-film, shielded;
353107-001-E
DC Resistance
3.3 Ohms, ±10%
• Crossover Network
013-7600-05364-E
AURAL SWEEP TEST SPECIFICATIONS:
• System Aural Sweep Test
6.0V Input 35Hz to 20kHz
• L.F. Aural Sweep Test
5.0V Input 35Hz to 1kHz
• M.F. Aural Sweep Test
5.0V Input 500Hz to 4kHz
• H.F. Aural Sweep Test
5.0V Input 2kHz to 10kHz
• U.H.F. Aural Sweep Test
2.83V Input 10kHz to 20kHz
PHYSICAL SPECIFICATIONS:
• Dimensions
42-11/16" x 10-1/4" x 15-1/8"
(H x W x D)
(1084mm x 260mm x 384mm)
• Weight
53.4 lb/24.2kg (each)
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.
28
26
27
24
25
.250
.205
.187
.250
.110
.110
.205
.110
Black 510mm
Green 510mm
.250
.205
L.F.
U.H.F.
H.F.
M.F.
C1
100
μ
F
100v
C3
11
μ
F
100v
C5
1.0
μ
F
100v
Black 585mm
Yellow 585mm
Orange 635mm
Black 635mm
White 560mm
Black 560mm
L1
3.3mH
L4
0.2mH
L5
0.10mH
Black -
Black -
Red +
White -
Red +
Black -
Green +
Black-
R3
1
Ω
10W
R1
1.8
Ω
10W
UHF TRANSDUCER
353107-001-E
HIGH-FREQUENCY
TRANSDUCER
79DM19AX-DT01-E
LOW-FREQUENCY
TRANSDUCER
20PR10DX-HW01-E
CROSSOVER NETWORK
013-7600-05364-E
White +
Black -
MIDRANGE
TRANSDUCER
10PR75AX-HW01-E
H.F. INPUT
L.F. INPUT
C6
3.4
μ
F
100v
C2
24
μ
F
100v
L2
1.0mH
L3
2.5mH
C4
6.8
μ
F
100v
R2
3
Ω
10W
Black -
Green +
PACKAGING
WIRING DIAGRAM
ES90 SCHEMATIC
Technical Manual
ES90
ES90
4/09
Harman Consumer Group, Inc., 8500 Balboa Blvd., Northridge, CA 91329
Release Date 2007
Discontinued Date xxxx
Legend on Page 2
