JBL SR4718X Technical Manual

Technical Manual
JBL SR4718X

SPECIFICATIONS

ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance:
• Power Capacity:
• Frequency Range:
• Sensitivity:
• Crossover Frequency:
SYSTEM COMPONENTS:
• Cabinet:
• Grille:
• Low Frequency
Transducer:
• DC Resistance:
• Crossover Network:
PACKAGE
Carton
SR4718X
990-00176-00
JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
4 ohm
600W Continuous Pink Noise
30 Hz – 1.1 kHz (–10 dB)
95 dB SPL, 1 Watt @ 1 Meter
N/A
SR4718X (Not For Sale)
128-00415-00
460mm (18 in.) Paper Cone
Transducer (2241GPL)
2.5 ohm ±10% Aluminum Wire
129-00023-00

WIRING DIAGRAM

Warranty 59660
User's Guide
SR-X Series
Speaker, Low Freq
981-00052-04
2241GPL (71126-
03X)
Cone Repl
C4R2241
Filler (4)
Top & Bottom
991-00202-00
Microfoam (8)
Packaging
49790P
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test:
B. L.F. Aural Sweep Test:
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions:
• Weight:
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
– +
GRN/BLK
GRN
SCHEMATIC (129-00023-00)
Neutrik
Connector
NL4MPR
+
1
–
1
IN/OUT
+ 1
2
4
–
2
+
2/
Mode
Neutrik
Connector
NL4MPR
+
1
–
1
IN/OUT
+
2
–
2
7.0V Input, 20 Hz to 1.2 kHz
10.0V Input, 20 Hz to 1.2 kHz
610mm x 635mm x 460mm D
(24.0 x 25.0 x 18.1 in. D)
108 lbs. (48.9 kg.)
Network
129-00023-00
PC BOARD
RED
1
1
YEL
4
4
+ –
–
2 1/ 1 Housing
Mode
C
GRN/BLK
+
L.F.
2241G
D GRN
–
04-08