Technical Manual
HLS 820
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance
8 ohms
• Max Amp Power
250 watts
• Frequency Response
40Hz - 20kHz (+3dB)
• Sensitivity
90 dB (1 watt @ 1 meter)
• Crossover Frequency
2600 Hz
SYSTEM COMPONENTS:
• Cabinet
HLS 820 (Not For Sale)
• Grille
332711-001
• Low Frequency Transducer* (2) 8” Polypropylene,
Shielded (332653-001)
DC Resistance
10.8 ohms ±10%
• High Frequency Transducer* 10mm Polycarbonate Dome
(TW010B17/101829B)
SYSTEM COMPONENTS: (cont.)
DC Resistance
5.5 ohms ±10%
• Crossover Network
332715-002
AURAL SWEEP TEST SPECIFICATIONS:
• System Aural Sweep Test
6.0V Input 40 Hz to 20 kHz
• L.F. Aural Sweep Test
6.0V Input 30 Hz to 3 kHz
• H.F. Aural Sweep Test
2.83V Input 2 kHz to 20 kHz
PHYSICAL SPECIFICATIONS
• Enclosure dimensions:
39 3/4 x 9 3/4 x 11 7/16”
(H x W x D) 1010 x 248 x 290mm
• Weight
39 lbs. (17.7kg) Each
WARRANTY:
• Refer to Warranty Statement packed with each product.
Owner's Manual
332661-001
Survey Card
331384-001
Warranty Card
331994-001
Upper Foam
332712-001
Lower Foam
332713-001
OWNER'S
MANUAL
Outer Carton
332714-001
PACKAGING
WIRING DIAGRAM
3-99
JBL Consumer Products, Inc. 250 Crossways Park Dr., Woodbury, New York 11797
HLS 820
YEL
High Frequency*
TW010B17/101829B
Low Frequency*
332653-001
GRN/BLK
GRN
Network
332715-002
YEL/BLK
– +
GRN/BLK
GRN
– +
L1
1.38 mH
L2
0.44 mH
R1
2.5 ohm 10W
-002 only
C1
43 mfd 50V
C2
22 mfd 50V
45" GREEN
28" GREEN
28" GREEN/BLK
45" GREEN/BLK
35" YELLOW
35" YELLOW/BLK
H.F.
L.F.
.250
.250
.205
.205
.110
.187
+IN
–IN
C3
3 mfd 50V - 001
2.7 mfd 50V - 002
INPUT
+
+
+
L3
.205mH - 001
.21mH - 002
HLS 820 SCHEMATIC
