JBL L Series Technical Manual

Technical Manual
L830
Studio L Series
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance
• Max Amp Power
• Frequency Response
• Sensitivity
• Crossover Frequencies
SYSTEM COMPONENTS:
• Grille
• Low-Frequency Transducer
DC Resistance
• High-Frequency Transducer
DC Resistance
• Ultrahigh-Frequency
Transducer
DC Resistance
• Crossover Network
PACKAGING
JBL Consumer Products, 250 Crossways Park Drive, Woodbury, New York 11797
8 ohms
150 watts*
48Hz – 40kHz (±3dB)
90dB (2.83V @ 1 meter)
2500Hz, 20kHz
353229-001
6" (152mm) PolyPlas ™
cone, shielded (335148-002)
4.8 ohms ±10%
1" (25mm) Pure-titanium
dome (353237-001)
3.3 ohms ±10%
3/4" (19mm) Mylar ® dome
(353107-001)
3.6 ohms ±10%
353440-001
18 20 21
19
16
19
17
Legend on Page 2
AURAL SWEEP TEST SPECIFICATIONS:
• System Aural Sweep Test
• L.F. Aural Sweep Test
• H.F. Aural Sweep Test
• U.H.F. Aural Sweep Test
PHYSICAL SPECIFICATIONS:
• Enclosure dimensions
(H x W x D)
• Weight
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.
CROSSOVER
NETWORK
GRN/BLK
353440-001
RED
BLK
ORG
ORG/BLK
L830 SCHEMATIC
+
C1B
L1
LF
0.01uf
2.0mH
INPUT
100V
–
C2
4uf
100V
+
R1
4.0ohm
10W
C2B
0.01uf
HF/UHF
100V
INPUT
–
C3
0.5uf
100V
R2
3.9ohm
C3B
5W
0.01uf
100V
6.0V Input 50Hz to 20kHz
5.0V Input 50Hz to 3kHz
2.83V Input 2kHz to 20kHz
n/a
15-1/4" x 8-3/4" x 12-3/4"
(385mm x 222mm x 320mm)
44 lb (20kg) Sold in Pairs
LOW-FREQUENCY
TRANSDUCER
335148-002
GRN
YEL
YEL/BLK
HIGH-FREQUENCY
ULTRAHIGH-
TRANSDUCER
FREQUENCY
353237-001
TRANSDUCER
353107-001
12" GRN
.250
C1
L.F.
12uf
100V
.205
12" GRN/BLK
16" YEL
.205
L2
H.F.
0.2mH
.110
16" YEL/BLK
C4
0.5uf
100V
16" ORG
.205
C4B U.H.F.
0.01uf
L3
100V
0.4mH
.110
16" ORG/BLK
9/05