JBL SVA1800
Manual de Servicio

Technical Manual

SVA1800
SPECIFICATIONS
� Nominal Impedance: � Max Amp Power: � Frequency Range: � Sensitivity: � Crossover Frequency:

ACOUSTIC & ELECTRICAL SPECIFICATIONS:
8 ohms 250W 50 Hz � 18 kHz (±2 dB) 35Hz � 20 kHz (�6 dB) 92 dB SPL, 1 Watt @ 1 Meter 1600 Hz

SYSTEM COMPONENTS: (cont�d)
� Crossover Network: 331287-001

AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: B. L.F. Aural Sweep Test: C. H.F. Aural Sweep Test: 6.0V Input, 20 Hz to 20 kHz 6.0V Input, 20 Hz to 2 kHz 2.83V Input, 1 kHz to 20 kHz

SYSTEM COMPONENTS:
� Cabinet: � Grille: � Low Frequency Transducer: DC Resistance: � High Frequency Transducer: DC Resistance:

PHYSICAL SPECIFICATIONS:
SVA1800 Cabinet (Not For Sale) � Enclosure Dimensions: 331286-001 (2 Pcs) 8 in. (203mm) Aquaplas, Shielded WEIGHT: Cast Frame (331263-001) 11.0 ohm ±10% 1 in. (25mm) Cloth Dome Shielded (331393-001) 5.6 ohm ±10% 38.0 x 12.5 x 16.25 in. D (965mm x 318mm x 413mm D) 75 lbs. (34 kg)

WARRANTY INFORMATION:
� Refer to the Warranty Statement packed with each product.

PACKAGE

Warranty Card 331994-001 Survey Card 331384-001 Owner�s Manual 331861-001

WIRING DIAGRAM
Driver, High Freq 331393-001
YEL YEL/BLK

Network 331287-001

End Pad, Top 333240-001 Fibercloth (2) 72298-01 Pad, Front 331391-001 Pad, Rear 331391-002

Driver, Low Freq (2) 331263-001 Cone Repl C12RSTUDIO8
GRN WHT WHT/BLK GRN/BLK

SCHEMATIC SVA1800

+

RED L1 2.0 mH

GRN WHT C1 18µF

+ +
L.F.

INPUT LOWER TERMINALS

C2 0.01µF

+

�

BLK +2 dB

R1 1.2� 5W

WHT/BLK GRN/BLK

� �

+

ORG

C3 3.0µF R2 1.2� 5W

YEL/BLK

�

FLAT R3 30� 5W R4 30� 5W

L2 0.6 mH H.F. R5 0.6� 5W YEL

INPUT C4 UPPER 0.01µF TERMINALS

�

Bottom Pad, 331860-001

Carton 331387-001

�

ORG/BLK

+

�+

DENOTES CONE MOVEMENT WITH POSITIVE VOLTAGE TO RED INPUT TERMINAL.

NOTE: DIAPHRAGM KIT NOT AVAILABLE, DEFECTIVE SPEAKER SHOULD BE REPLACED. 8-98

REV A

JBL Consumer Products Inc., 250 Crossways Park Dr., Woodbury, New York 11797

SVA1800