JBL SR4726X/F Technical Manual

Technical Manual
JBL SR4726X/F

SPECIFICATIONS

ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance:
• Power Capacity:
• Frequency Range:
• Sensitivity:
• Crossover Frequency:
SYSTEM COMPONENTS:
• Cabinet:
• Grille:
• Low Frequency
Transducer:
• DC Resistance:
• High Frequency
Transducer:
• DC Resistance:
PACKAGE
Carton
SR4726X
990-00172-00
JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
8 ohms
600W Continuous Pink Noise
35 Hz – 18 kHz (–10dB)
97 dB SPL, 1 Watt @ 1 Meter
1.1 kHz
SR4726X (Not For Sale)
128-00395-00
380mm (15 in.) Paper Cone
Transducer (2226HPL)
5.0 ohm ±10% Aluminum Wire
50.8mm (2 in.Exit) Pure Titanium
Compression Driver (2447J)
8.0 ohm ±8% Aluminum Wire

WIRING DIAGRAM

Warranty 59660
User's Guide
SR-X Series
Speaker, HighFreq
981-00052-04
2447J
Diaph Repl
D16R2450
Filler, (2)
Top & Bottom
991-00179-02
Speaker, Low Freq
Microfoam(8) 2226HPL
Packaging Cone Repl
49790P C8R2226
1
2
3
4
RED
BLK
BLU
–
2
YEL
+
2
+
1
YEL/BLK
YEL
–
1
GRN/BLK
BLU
1
RED
2
WHT
3
GRN
4
BLK
SPXXX T/C PC BOARD
SYSTEM COMPONENTS:
• Crossover Network:
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test:
B. L.F. Aural Sweep Test:
C. H.F. Aural Sweep Test:
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions:
• Shipping Weight:
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
+
–
YEL
YEL/BLK
– +
GRN
GRN/BLK
SCHEMATIC (129-20062-00)
1
2
L1
3
2.2mH
4
C3
1.5µF
SP CROSSOVER PC BOARD
(Cont'd)
129-20062-00
7.0V Input, 20 Hz to 20 kHz
7.2V Input, 20 Hz to 1.2 kHz
2.0V Input, 550 kHz to 20 kHz
921mm x 635mm x 460mm D
(36.25 x 25.0 x 18.0 in. D)
110 lbs. (49.9 kg.)
Network
129-20062-00
YEL/BLK
YEL
GRN/BLK
L3
1.8mH
C2A C2B
C1
26µF 26µF
28µF
R4
R2 R3
R1
2 0 2 0
2 0 2 0
15W
15W 15W
15W
GRN
R5
C5
C4
1.6
7µF
9µF
40W
R6
L2
5.6
1.4mH
15W
–
H.F.
+
2447J
–
L.F.
2226HPL
+
01-08