JBL JRX125 Technical Manual
JBL Incorporated, 8500 Balboa Boulevard, P.O.Box 2200, Northridge, California 91329 U.S.A.
JRX125
REV J
PACKAGE
WIRING DIAGRAM
04-10
Technical Manual
JBL JRX125
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impediance: 4 Ohms
• 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 ( Not For Sale)
• Grille: 352948-001
• Low Frequency (2) M115-8A, 380mm (15in.) Cone
Transducer: Transducer
• DC Resistance: 5.3 ohms
• High Frequency 2412H-1, 25.4mm (1 in.) Exit
Transsducer: Compression Driver
SYSTEM COMPONENTS:
(CONT’D)
• DC Resistance: 4.3 ohms
• Crossover Network: 364248-001
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: 10.0V Input, 20 Hz to 20 kHz
B. L.F. Aural Sweep Test: 6.0V Input, 20 Hz to 200 Hz
C. H.F. Aural Sweep Test: 2.83V Input, 500 Hz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 1092.2x 463.6 x 431.8mm D
(43.0 x 18.25 x 17.0 in.D.)
• Shipping Weight: 103.0 lb (46.7 kg.)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Warranty 59660
Spec Sheet 352931-001
Carton
352930-003
Filler, (2)
339021-001
PKG, Microfoam (4)
49790P
20” x 18” sheets
YEL
GRN
WHT
WHT/BLK
YEL/BLK
GRN/BLK
YEL
GRN
WHT
RED
BLK
RED
BLK
YEL/BLK
GRN/BLK
WHT/BLK
Network
Assembly
364248-001
Low Freq.(2)
M115-8A
(124-67001-01X)
Driver, High Freq
2412H-1
(339013-001X)
NETWORK SCHEMATIC - (364248-001)
L2
1.8mH
L3
0.16mH
SK3
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
JBL JRX125
JBL JRX125
COMPONENT EXPLODED VIEW
Horn
338800-001
Low Freq.
M115-8A (2)
(124-67001-01X)
Foot, (4)
924-00002-01
Screw (10)
883-41110-12
8 x 3/4
PAN, PH, PB
Screw (6)
882-51110-12
6 x 3/4
OV P H
Screw (16)
883-41110-16
8-32 X 1
PAN, PH, PB,
BLK ZINC, LCS
Screw (12)
883-41110-12
8 x 3/4
PAN,PH,PB
Screw (4)
729-90001-16
12 x 1
FLT HD, PH, TY
Screw (12)
883-41110-16
8-32 X 1
PAN, PH, PB,
BLK ZINC, LCS
Nameplate
352920-001
Driver, High Freq
2412H-1
(339013-001X)
Handle Assembly (2)
339018-002
Grille Assembly
352948-001
Enclosure Assembly JRX125
(Not Available for Sale)
Network Assembly
364248-001
Gasket (4)
360-07002-01
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