JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
JRX125
REV A
PACKAGE
WIRING DIAGRAM
01-04
Technical Manual
JBL JRX125
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impediance: 4 ohm
• Power Capacity: 500W, Peak Power Capacity 2000W
• Frequency Range: 35 Hz – 16 kHz (–10 dB)
• Sensitivity: 100 dB, 1 Watt @ 1 Meter
• Crossover Frequency: 2 kHz
SYSTEM COMPONENTS:
• Cabinet: Enclosure JRX125 ( Not For Sale)
• Grille: JRX125 352934-001
• Low Frequency 380mm (15in.) M115-8A (2) Cone
Transducer: Transducer (124-67001-01X)
• DC Resistance: 5.3 ohms
• High Frequency 25.4mm (1 in.) Exit Compression
Transsducer: Driver 2412H-1 (339013-001X)
SYSTEM COMPONENTS:
(cont’d)
• DC Resistance: 4.3 ohms
• Crossover Network: 352929-001
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: 10.0V Input, 20 Hz to 20 kHz
B. L.F. Aural Sweep Test: 7.0V Input, 20 Hz to 1.2 kHz
C. H.F. Aural Sweep Test: 2.83V Input, 500 Hz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 1092.2mm x 463.6mm x 431.8mm D
(43.0 x 18.25 x 17.0 in.D.)
• Shipping Weight: 103.0 lbs. (46.7 kg.)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Warranty 59660
Specification Sheet
352931-001
Filler, (2)
339021-001
Microfoam (4)
49790P
Carton
352930-001
YEL
GRN
WHT
WHT/BLK
YEL/BLK
GRN/BLK
YEL
GRN
WHT
RED
BLK
RED
BLK
YEL/BLK
GRN/BLK
WHT/BLK
Network
352929-001
Woofer (2)
M115-8A
(124-67001-01X)
Driver, High Freq
2412H-1
(339013-001X)
Schematic JRX125 (352929-001)
L2
1.8mH
L3
0.16mH
Sk-3
Phone Jack
NL4 MP-1 Conn
LP1
J1
250
250
110
205
205
205
+1
–
1
LP2
L1
4.8mH
C2
12µF
C1
16µF
C3
4.0µF
R1
16 ,
10W
Lower
Woofer
Top
Woofer
M115-8A
(2)
H. F.
2412H-1