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JBL Incorporated, 8500 Balboa Boulevard, P.O.Box 2200, Northridge, California 91329 U.S.A.
JBL CBT 50LA/WH
REV B
01-10
Technical Manual
JBL CBT 50LA/WH
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impediance: 8 Ohms
• Power Capacity: 150W (600W peak), 2 hrs
(8 ohm setting): 100W (400W peak),100 hrs
• Frequency Range: 80 Hz - 20 kHz (–10 dB)
• Maximum SPL:
Speech mode: 115 dB cont ave (121 peak)
Music mode: 111 dB cont ave (117 peak)
• Sensitivity: (2.83V @ 1 meter)
93 db (speech mode, 2 kHz - 14 kHz)
89 dB (music mode, 300 Hz - 18 kHz)
SYSTEM COMPONENTS:
• Cabinet: Enclosure (Not for Sale)
• Grille: 442848-001, 442848-002 (WH)
• Components / Driver: Eight 50 mm (2 in) Full-Range
• DC Resistance: 10 ohms
SYSTEM COMPONENTS:
(CONT’D)
• Crossover Network: 442851-001 (Main PCB)
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: 5.0V Input, 20 Hz to 1000 Hz
Sweep duration : 10 seconds
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 528 x 99 x 153 mm D
(20.8 x 3.9 x 6.0 in.D.)
• Net Weight: 9.0 lb (4.1 kg.)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
70V/100V Transf ormer T aps: 60W, 30W, 15W, (7.5W at 70V only),
and 8Ω thru, via switch
PACKAGE
Warranty
59660
Specification Sheet
444195-001
Owners Manual
442818-001
Filler,Bottom (2)
444186-001
Filler,Middle (2)
444185-001
Pearl Bag
444188-001
Filler,Top (2)
442862-001
Accessories Box / Kit Includes:
Carton
442863-001
Speaker Bracket
442811-001
442811-002 (WH)
Wall Bracket
442812-001
442812-002 (WH)
Bolts (6)
442814-001
442814-002 (WH)
M6-16MM
Washers, SS Lock (6)
444191-001
444191-002 (WH)
Washers, Flat SS (6)
444190-001
444190-002 (WH)
Switch Cover (3)
444192-001
444192-002 (WH)
Bolts (2)
444478-001
444478-002 (WH)
M6-34MM
Nuts (2)
444479-001
444479-002 (WH)
M6
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SCHEMATIC (442851-001)
JBL CBT 50LA/WH
JBL CBT 50LA/WH
0.3uF/100V
1.0uF/100V
4.7uF/100V
36uF/150V
10W
1.0mH
0.30mH
0.10mH
0.47mH
Individual Parts for the above crossover are not available.
A complete replacement assembly should be ordered.
442857-001
RED
BLK
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JBL CBT 50LA/WH
COMPONENT EXPLODED VIEW
JBL CBT 50LA/WH
Driver, (8)
442845-001
Transformer
442857-001
Screw (4)
442853-001
PAN,PH,M4, 24MM
(Sub Board)
Screw (5)
442834-001
PAN,PH,M4,12MM
Washer,Star (5)
442858-001
5MM I.D.
Logo, JBL
442799-001
442799-002 (WH)
Rubber Grommet (2)
442836-001
Switch Knob
444194-001
444194-002 (WH)
Gasket, Foam Seal (2)
442837-001
Screw (2)
442798-001
442798-002 (WH)
FLT,PH,T3,12MM
Input Cup
442807-001
442807-002 (WH)
Insert Plug (10)
444193-001
444193-002 (WH)
Silicone
Enclosure Assembly
CBT 50LA/WH
(Not Available for Sale)
Screw (2)
442808-001
FLT,PH,T3,10MM
End Caps (2)
442859-001
442859-002 (WH)
Screw (8)
442810-001
PAN,PH,T4,12MM
Main PCB
442851-001
Sub Board
442852-001
Grille Assembly
442848-001
442848-002 (WH)
(includes the rubber
grille edging)
Screw (32)
442855-001
PAN,PH,T3.5,10MM
(Hold Drivers to baffle)
Baffle
442846-001
Screw (10)
442805-001
PAN,PH,SELF-TAP,
18MM,T4
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