- Description
Details
The 8340A Cinema Surround Speaker offers very high power handling, high sensitivity, and extended bass response in a very compact enclosure. The twoway 8340A’s proven reliability and performance features have positioned it as the industry standard for the extended dynamic range required by digital sound formats.
The 8340A features a high power, long-throw 250 mm (10 in) low frequency driver for smooth, extended bass response. The high frequency section combines a 25 mm (1 in) coil diameter titanium diaphragm compression driver with a constant coverage horn for very high output capability and wide, even high frequency coverage.
The 250 watt continuous power rating (1000 watt peak) provides extended dynamic range required for digital soundtracks with absolute reliability.- Features
Features
- 45 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 use 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
- Specification
Frequency Range (-10 dB) 45 Hz - 18 kHz Frequency Response (±3 dB) 75 Hz - 16 kHz Power Rating 250 watts continuous pink noise, 1000 watts peak Sensitivity (1W/1m) 96 dB-SPL half-space / wall-mounted 94 dB-SPL free-field Maximum Peak SPL 126 dB/1m Nominal Impedance 8 ohms Hor. Coverage Angle (-6 dB) 100° averaged 400 Hz to 12 kHz Vert. Coverage Angle (-6 dB) 80° averaged 400 Hz to 12 kHz Directivity Factor (Q) 7 averaged 400 Hz to 12 kHz Directivity Index (DI) 8.4 dB averaged 400 Hz to 12 kHz Crossover Frequency 2.2 kHz High Frequency Contour ISO2969 Curve X surround contour Polarity EIA (Positive voltage to RED terminal gives forward cone motion) Low Frequency Transducer (Nominal Diameter) 250 mm (10") 51 mm (2") voice coil High Frequency Transducer (Nominal Diameter) 25 mm (1") 25 mm (1") voice coil 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 5-way binding posts Dimensions (H x W x D) 18" (457 mm) x 18" (457 mm) x 10.25" (260 mm) Net Weight 19 lbs (8.6 kg) - Reviews
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