Overview
Compact Cinema Surround Speaker for Digital Applications
The 8320 Cinema Surround Speaker offers high power handling, high sensitivity, and extended bass response in a very compact enclosure. The twoway 8320’s reliability and performance features position it as the ideal low cost, compact surround for the extended dynamic range required by digital sound formats.
Features
- 50 Hz to 20 kHz Frequency Range
- High Sensitivity, 91 dB SPL, 1 W, 1 m (3.3 ft)
- High Power Handling Capability: 150 watts continuous pink noise
- Internal Thermomaster® technology allows for unprecedented high frequency power in a compact molded enclosure.
- Convenient mounting design uses JBL QuickMount™, 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
- THX® Approved
Specifications
| Frequency Range (-10 dB) | 50 Hz - 20 kHz |
| Frequency Response (±3 dB) | 65 Hz - 18 kHz |
| Power Rating | 150 watts continuous pink noise 600 watts peak |
| Sensitivity (1W/1m) | 94 dB-SPL half-space / wall-mounted 91 dB-SPL free-field |
| Maximum Peak SPL | 122 dB/1m |
| Nominal Impedance | 8 ohms |
| Hor. Coverage Angle (-6 dB) | 100° averaged 400 Hz to 12 kHz |
| Vert. Coverage Angle (-6 dB) | 90° 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 | 3 kHz |
| High Frequency Contour | ISO2969 Curve X surround contour |
| Polarity | EIA (Positive voltage to RED terminal gives forward cone motion) |
| Low Freq Transducer Nominal Diameter | 200 mm (8 in) 38 mm (1.5 in) voice coil |
| High Freq Transducer Nominal Diameter | 25 mm (1 in) 25 mm (1 in) 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) | 406 mm x 343 mm x 224 mm 16 in x 13.5 in x 8.8 in |
| Net Weight | 5.0 kg (11 lb) |
