JBL Studio L Series Manual de usuario
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance 8 ohms
• Max Amp Power 250 watts*
• Frequency Response 28Hz – 40kHz (±3dB)
• Sensitivity 91dB (2.83V @ 1 meter)
• Crossover Frequencies 700Hz, 5kHz, 20kHz
SYSTEM COMPONENTS:
• Grille 353231-001
• Low-Frequency Transducer Dual 8" (202mm) PolyPlas™
cone, shielded (353111-001)
DC Resistance 9.4 ohms ±10%
• Mid-Frequency Transducer 4" (101mm) PolyPlas™
cone, shielded (353116-001)
DC Resistance 4.8 ohms ±10%
• High-Frequency Transducer 1" (25mm) Pure-titanium
dome (353237-001)
DC Resistance 3.3 ohms ±10%
• Ultrahigh-Frequency 3/4" (19mm) Mylar®dome
Transducer (353107-001)
DC Resistance 3.6 ohms ±10%
• Crossover Network 353584-001
AURAL SWEEP TEST SPECIFICATIONS:
• System Aural Sweep Test 6.0V Input 30Hz to 20kHz
• L.F. Aural Sweep Test 5.0V Input 30Hz to 1kHz
• M.F. Aural Sweep Test 5.0V Input 500Hz to 5kHz
• H.F. Aural Sweep Test 2.83V Input 5kHz to 20kHz
• U.H.F. Aural Sweep Test n/a
PHYSICAL SPECIFICATIONS:
• Enclosure dimensions 42-1/4" x 10-1/4" x 15"
(H x W x D) (1073mm x 259mm x 380mm)
• Weight 60 lb (27.3kg) 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.
Technical Manual
L890 Studio™L Series
L890 Studio™L Series
JBL Consumer Products, 250 Crossways Park Drive, Woodbury, New York 11797
11/05
Legend on Page 2
PACKAGING
21
23
23
22 24 25 26
20
L890 SCHEMATIC
.250
.205
LF
INPUT
L1
3.0mH
.110
L.F.
U.H.F.
C1B
0.01uf
100V
+
–
.205
20" GRN
20" GRN/BLK
.205
.250
36" ORG/BLK
36" ORG
L5
0.04mH
L3
0.7mH
.110
M.F.
R1
1.8ohm
10W
R3
3.9ohm
5W
HF/UHF
INPUT
+
.250
30" YEL/BLK
30" YEL
.205
–
27" WHT/BLK
27" WHT
C1
80uf
100V
C3B
0.01uf
100V
C3
15uf
100V
CROSSOVER
NETWORK
353584-001
HIGH-FREQUENCY
TRANSDUCER
353237-001
ULTRAHIGH-
FREQUENCY
TRANSDUCER
353107-001
LOW-FREQUENCY
TRANSDUCERS (2)
353111-001
MID-FREQUENCY
TRANSDUCER
353116-001
BLK
RED
GRN/BLK
GRN
ORG/BLK
ORG
YEL/BLK
YEL
WHT/BLK
WHT
H.F.
C5
0.5uf
100V
C5B
0.01uf
100V
.205
L4
0.18mH
L2
0.64mH
R2
1.8ohm
10W C4
5uf
100V
C4B
0.01uf
100V
C2
20uf
100V
C2B
0.01uf
100V
C6
0.5uf
100V
C6B
0.01uf
100V
20 19
4
8
16
5
2
312
15
14
13
1
13
918
7
11
27
17
10
6
17
L890 Cabinet – Not for Sale
Item Part No. Description Qty.
1 353237-001 HF TWEETER, ASSY, W/FACEPLATE 1
2 353133-001 HORN, UHF – STUDIO SERIES 1
3 353107-001 ASSY, TWEETER, UHF – STUDIO SERIES 1
4 353111-001 ASSY, WFR, 8" – STUDIO L SERIES 2
5353116-001 ASSY, MIDRANGE, 4" – STUDIO L SERIES 1
6 353297-001 FLOWER POT – STUDIO L SERIES 1
7 353354-001 ASSY, FOOT – STUDIO L SERIES 4
8353202-001 ASSY, PTB – STUDIO L890 1
9 333249-001 GRILLE CUP, BLACK 10
333249-003 GRILLE CUP, BE & CH 10
10 353584-001 CROSSOVER NETWORK L890 1
11 351317-001 TERMINAL CUP, BI-WIRE, PLSTC-NE 1
12 900301-008 SCREW (UHF TWT) MS, PPH, 6-32X.5, BLK 2
13 908302-012 SCREW (HF TWT, UHF HORN, MIDRANGE) 12
PB, HXS, #6X.75, ZINC
14 353327-001 GSKT, TWEETER, UHF 1
Item Part No. Description Qty.
15 353331-001 GSKT, TWEETER, HF 1
16 903802-012 SCREW (WOOFER) PB, HXS, #8X.75, ZINC 12
17 903401-012 SCREW (NETWORK, TERM CUP) 10
PB, PPH, #6X.75, BLK
18 903101-016 SCREW (FOOT) PB, TRPH, #8 X 1, CR, BLK 8
19 353284-001 ASSY, LOGO – STUDIO L SERIES 1
20 353231-001 ASSY, GRILLE – STUDIO L890 1
21 353581-001 OUTER CARTON, STUDIO L890, BLK 1
353581-002 OUTER CARTON, STUDIO L890, BE 1
353581-003 OUTER CARTON, STUDIO L890, CH 1
22 353334-001 L890 OWNER’S MANUAL 1
23 353583-001 PAD, END, TOP & BTM L890 2
24 338322-001 WARRANTY CARD, JBL PASSIVE 1
25 354432-001 KIT, SPIKE FEET – STUDIO L SERIES (SET) 1
26 330104-001 FOOT, BUMP-ON, 3M, SJ5744 8
27 CS06-6 NETWORK SHORTING STRAPS (SET) 1
L890 Studio™L Series
Technical Manual
L890 Studio™L Series
EXPLODED VIEW
JBL Consumer Products, 250 Crossways Park Drive, Woodbury, New York 11797
11/05
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