JBL Studio L Series Manuel utilisateur

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

JBL Consumer Products, 250 Crossways Park Drive, Woodbury, New York 11797

11/05

Legend on Page 2

PACKAGING

22 24 25 26

L890 SCHEMATIC

.250

.205

INPUT

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

0.04mH

0.7mH

.110

M.F.

1.8ohm

10W

3.9ohm

HF/UHF

INPUT

.250

30" YEL/BLK

30" YEL

.205

–

27" WHT/BLK

27" WHT

80uf

100V

C3B

0.01uf

100V

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.

0.5uf

100V

C5B

0.01uf

100V

.205

0.18mH

0.64mH

1.8ohm

10W C4

5uf

100V

C4B

0.01uf

100V

20uf

100V

C2B

0.01uf

100V

0.5uf

100V

C6B

0.01uf

100V

20 19

312

918

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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