Installed Sound
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Product Image
 
Control 28T-60
High Output Indoor/
Outdoor Background/
Foreground Loudspeaker

 
Brochure
Spec Sheet
Owner’s Manual
The Control® 28T is the largest of JBL Professional’s Control Contractor Series indoor/outdoor loudspeakers.
Features :   Specifications :
  • Isolation transformer for 70.7 V / 100 V distributed-line sound systems.
  • Components: 8 in Polypropylene coated woofer,
    1 in Titanium coated horn loaded tweeter.
  • Built-in InvisiBall® mounting hardware*.
  • Weather resistant enclosure and transducers.
  • Readily paintable.
  • 90° x 90° high frequency horn.
  • Overload Protection Circuitry.
 
Frequency Range   :   55Hz to 15kHz
(-10 dB)

Power Capacity   :   175 W Continuous
Program Power
87 W Continuous
Pink Noise

Transformer Taps   :   100 V Line:
Tap 1 = 15 W, Tap 2 = 30 W
Tap 3 = 60 W, Tap 4 is not used
70 V Line:
Tap 1 = 7.5 W, Tap 2 =15 W
Tap 3 = 30 W, Tap 4 = 60 W

Nominal Max Output by Tap:(dB-SPL @ 1m) 100V Input   :   Tap#1: 102 dB, Tap#2: 105 dB, Tap#3: 107 dB, Tap#4: (do not use)

Nominal Max Output by Tap:(dB-SPL @ 1m) 70.7V Input   :   Tap#1: 99 dB, Tap#2: 102 dB, Tap#3: 105 dB, Tap#4: 107 dB

Nominal Coverage Angle   :   90° x 90°

Directivity Factor (Q)   :   7.5 dB

Directivity Index (DI)   :   8.8 dB

Crossover Frequency   :   2.8kHz

LF Driver   :   200mm (8 in) Polypropylene cone w/ WeatherEdge

HF Driver   :   25mm (1 in) Titanium coated polycarbonate

Enclosure Material   :   HIPS (High Impact Polystyrene)

Overload Protection   :   Full-Range power limiting to protect network and transducers

Termination   :   Spring terminals, accepts banana plug

Environmental   :   Conforms to Mil Spec 810 for humidity, salt spray,temperature & UV. IEC 529 IP-X4 splashproof rating.

Dimensions (H x W x D)   :   380 x 280 x 220 mm (15.0 x 11.0 x 8.6 in.)

Net Weight (ea)   :   6.5kg (14.3 lb)

Shipping Weight (ea)   :   15kg (33 lb)

Included Accessories   :   Invisiball Assembly 6mm x 180mm hex key

Optional Accessories   :   MTC-28SSG: Stainless Steel Grille, Silver, black (-BK) or White (-WH)
MTC-28WMG: Weather Max Grille with backing to break up drivig rain.
MTC-28CM: Ceiling-Mount Adapter.
MTC-28V: For vertical columnar orientation of up to 3 loudspeakers
MTC-28H: For horizontal splaying of two speakers. Three brackets array up to six loudspeakers in a 360° array.
MTC-28/25CM: Ceiling-mount adapter.