باند دیواری(دکوراتیو) جی بی ال (JBL) مدل Control 28

توسط: jbl

Control 28

High Output Indoor/Outdoor Background/Foreground Loudspeaker

The Control® ۲۸ is the largest of JBL Professional’s Control Contractor Series indoor/outdoor loudspeakers.

FEATURES

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.
۹۰° x 90° high frequency horn.
Overload Protection Circuitry.
Sensitivity: 92 dB SPL, 1 W, 1m.
*Patents pending worldwide

SPECIFICATIONS

	Frequency Range	۶۰ Hz to 16 kHz (-10 dB)
	Power Capacity	۱۷۵ W Continuous Program Power; 87 W Continuous Pink Noise
	Sensitivity	۹۲ dB SPL, 1W, 1m
	Directivity Factor (Q)	۷٫۵ dB
	Directivity Index (DI)	۸٫۸ dB
	Nominal Impedance	۸ ohms
	Crossover Frequency	۲٫۸kHz
	LF Driver	۲۰۰mm (8 in) Polypropylene cone w/ WeatherEdge
	HF Driver	۲۵mm (1 in) Titanium coated polycarbonate
	Enclosure Material	HIPS (High Impact Polystyrene)
	Overload Protection	Full-Range power limiting to protect network and transducers
	Terminations	Spring terminals, accepts banana plug
	Dimensions (H x W x D)	۳۸۰ x 280 x 220 mm (15.0 x 11.0 x 8.6 in)
	Net Weight (ea)	۵٫۵ kg (12 lb)
	Shipping Weight (ea)	۱۱ kg (25 lb)
	Included Accessories	Invisiball Assembly 6mm x 180mm hex key
	Optional Accessories	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 MTC-28SSG:Stainless Steel Grille for harsh environments. Available in silver, black (-BK) or white (-WH) MTC-28WMG:WeatherMax™ Stainless Steel Grille protects against driving precipitation. Available in black or white (-WH) MTC-PC2: Input panel cover protects input terminals in outdoor environments.