JBL SR4725X/F Technical Manual

Technical Manual
JBL SR4725X/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
SR4725X
990-00189-00
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)
98 dB SPL, 1 Watt @ 1 Meter
1.1 kHz
SR4725X (Not For Sale)
128-00416-00
380mm (15 in.) Paper Cone
Transducer (2226HPL)
5.0 ohm ±10% Aluminum Wire
25mm (1 in.Exit) Pure Titanium
Compression Driver (2426H)
3.2 ohm ±8% Aluminum Wire

WIRING DIAGRAM

Warranty 59660
User's Guide
SR-X Series
Speaker, HighFreq
981-00052-04
2426H
Diaph Repl
D8R2425
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 (129-20058-01)
1
2
L1
1.63mH
3
4
C2
3µF
SP CROSSOVER PC BOARD
(Cont'd)
129-20058-01
7.0V Input, 20 Hz to 20 kHz
14.5V Input, 20 Hz to 1.2 kHz
2.0V Input, 550 kHz to 20 kHz
717.6mm x 616mm x 435mm D
(28.3 x 24.3 x 17.1 in. D)
95 lbs. (43.1kg.)
Network
129-20058-01
YEL/BLK
YEL
GRN/BLK
C1
33µF
GRN
C3
8µF
C4
4µF
L2
R1
0.9mH
12.5
15W
–
H.F.
2426H
+
–
L.F.
2226HPL
+
01-08