بلندگوی سینمایی جی بی ال (jbl) مدل ۸۳۴۰A

توسط: jbl

بلندگوی حرفه ای سینمایی جی بی ال (jbl) مدل ۸۳۴۰A

۸۳۴۰A

High Power Cinema Surround System

High Power Cinema Surround Speaker for Digital Applications

بلندگوی سینمایی جی بی ال

FEATURES

۴۵ Hz to 18 kHz Frequency Range
High Sensitivity, 96 dB SPL, 1 W, 1 m (3.3 ft)
High Power Handling Capability: 250 watts continuous pink noise
Convenient mounting design uses JBL QuickMountTM, Omnimount® or APC Multimount brackets
Special cabinet shape incorporates 20° angled front baffle
SMPTE/ISO2969 Curve X high frequency de-emphasis
Lightweight, rigid molded enclosure
Input terminals located on top of cabinet for quick access
Uniform horizontal and vertical coverage
Approved by Lucasfilm, Ltd. for THX® installations

بلندگوی سینمایی جی بی ال

SPECIFICATIONS

	Frequency Range:	۴۵ Hz – 18 kHz (-10 dB)
	Frequency Response:	۷۵ Hz – 16 kHz (±۳ dB)
	Power Rating:	۲۵۰ watts continuous pink noise, 1000 watts peak
	Sensitivity:	۹۶ dB SPL, 1W @ 1m (3.3 ft)
	Nominal Impedance:	۸ ohms
	Hor. Coverage Angle (-6 dB):	۱۰۰° averaged 400 Hz to 12 kHz
	Vert. Coverage Angle (-6 dB):	۸۰° averaged 400 Hz to 12 kHz
	Directivity Factor (Q):	۷ averaged 400 Hz to 12 kHz
	Directivity Index (DI):	۸٫۴ dB averaged 400 Hz to 12 kHz
	Crossover Frequency:	۲٫۲ kHz
	High Frequency Contour :	ISO2969 Curve X surround contour
	Polarity:	EIA (Positive voltage to RED terminal gives
	Low Frequency Transducer Nominal Diameter::	۲۵۰ mm (10 in)
	High Frequency Transducer Nominal Diameter:	۲۵ mm (1 in)
	Downward Firing Angle :	Nominal 20° when mounted flush on back panel
	Enclosure Material:	Textured Black H.I.P.S. Plastic
	Grille Color:	Black
	Input Connectors:	۵-way binding posts
	Dimensions (H x W x D):	۴۵۷ mm x 457 mm x 260 mm (18 in x 18 in x 10.25 in)
	Net Weight:	۸٫۶ kg (19 lb)