JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
JBL MS28/WH REV N
PACKAGE
WIRING DIAGRAM
03-06
Technical Manual
JBL MS28/WH
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance: 16 ohms
• Power Capacity: 200W IEC: 800W Peak
• Frequency Range: 40 Hz – 20 kHz (–10dB)
• Sensitivity: 93 dB SPL, 1 Watt @ 1 Meter
• Crossover Frequency: 2.8 kHz
SYSTEM COMPONENTS:
• Cabinet: (Not For Sale)
• Grille: 128-00343-65, 128-00343-00 (Wh)
• Low Frequency 200mm (8 in.) Cone
Transducer: Transducer (508G-3S) (2)
DC Resistance: 5.9 ohm ± 5%
• High Frequency 25mm (1 in.) Titanium
Transducer: Diaphragm (2412H)
DC Resistance: 5.3 ohm ± 10%
SYSTEM COMPONENTS:
(cont’d)
• Crossover Network/ 129-20043-01
Terminal Cup:
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: 10V 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, 550 Hz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 676mm x 295mm x 324mm D
(26.0 x 11.6 x 12.75 in. D)
• Weight: 28 lbs. (12.7 kg.)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Warranty 59660
Owner’s Manual 10
981-00043-03
Tech Note 980-00036-00
Logo Sticker, Marquis
950-00032-00
Filler (2)
991-00140-00
Microfoam (4)
Packaging
49790P
Carton
990-00145-00
Speaker,
Low Freq
508G-3S (2)
Repl Unit
73284-01X
See Note
Back of Page
Speaker,
High Freq
2412H
(125-10000-00X)
Network
129-20043-01
SCHEMATIC (129-20043-00)
GRN
YEL
GRN/BLK
WHT/BLK
WHT
YEL/BLK
YEL
WHT
GRN
2+
C1
4m 0
SK-3 (2)
N/C
N/C
C2
1m 0
L1
3.4mH
L2
0.3mH
2–
1–
1+
2+
2–
1–
1+
Neutrik
Connector (2)
NL4MPR
R1
9ohm
5W
GRN/BLK
YEL/BLK
WHT/BLK
B1
B2
*
L.F.
508G-3S
H.F.
2412H
BLK RED
BLK RED BLK RED
Logo Hardware Kit
229-00014-00
(supplied)
Mounting
Bracket Kit
133-00012-00
133-00012-01(Wh)
(supplied)
Hardware Kit
229-00015-00
250
250
250
250
110
205
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