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JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329  U.S.A.

JBL Contr

ol 128W/T 

REV

PACKAGE

WIRING DIAGRAM

08-06

Technical Manual

JBL Control 128W/T

SPECIFICATIONS

ACOUSTIC & ELECTRICAL SPECIFICATIONS:

• Nominal Impedance: 8 ohms
• Power Capacity:

240 Watts Peak
120* Watts Continuous Program
60 Watts Continuous Pink Noise 

• Frequency Response: 30 Hz – 20 kHz (–10 dB) 
• System Sensitivity:

Passive Mode 90 dB SPL (2.83V @ 1 meter)

• Crossover Freq.:

2,500 Hz

SYSTEM COMPONENTS:

• Cabinet:

(Not For Sale)

• Grille:

353952-001

• Low Frequency

200 mm (8 in) polymer-coated aluminum cone,

Transducer:

pure butyl rubber surround

• DC Resistance:

5.7 ohms ±10%

• High Frequency

25 mm (1 in) pure titanium dome with cloth

Transducer:

suspension on low-diffraction swiivel-mount with 
-10 degree aimability.

• DC Resistance:

5.5 ohms ± 10% 

• Crossover Network

353967-001

AURAL SWEEP TEST SPECIFICATIONS:

• System Aural Sweep Test:

6.0V Input 30 Hz to 20 kHz

• L.F. Aural Sweep Test:

5.0V Input, 30 Hz to 3 kHz

• H.F. Aural Sweep Test:

2.83V Input, 2 kHz to 20 kHz

PHYSICAL SPECIFICATIONS:

• Enclosure Dimensions:

334 mm x 257 mm x 110 mm D
(113.1 in. x 10.1 in. x 4.3 in. D)
102 mm (4 in) front of wall to back 
of speaker

• Net Weight (ea):

5.5 lbs. (2.6 kg.) Sold in Pairs

WARRANTY INFORMATION:

• Refer to Warranty Statement packed with each product.

* The maximum recommended amplifier power rating will ensure

proper system headroom to allow for ocasional peaks. We do not
recommend sustained operation at these maximum power levels.

Warranty 59660

Carton
353962-001

Poly Bag
353958-001
Manual
353358-001

SCHEMATIC (353967-001)

Driver,
High Freq
353965-001 

Driver,
Low Freq 
353966-001 

0.6nH

0.5mH

1.2 ohms
5 watts

16µF
100V

3µF

250V

3µF

250V

20µF
100V

7.5 ohms
5 watts

INPUTS

GREEN

BLACK

YELLOW

BLACK

0.6nH

Network
353967-001

Transformer

363224-001

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