Loa JBL 8340A là thiết bị âm thanh JBL chuyên nghiệp dành cho chiếu phim công suất cao cho các ứng dụng kỹ thuật số. Loa rạp chiếu phim JBL này cung cấp công suất lớn độ nhạy cao đáp ứng hiệu năng cho các phòng chiếu chim.
| Frequency Range: | 45 Hz – 18 kHz (-10 dB) |
| Frequency Response: | 75 Hz – 16 kHz (±3 dB) |
| Power Rating: | 250 watts continuous pink noise, 1000 watts peak |
| Sensitivity: | 96 dB SPL, 1W @ 1m (3.3 ft) |
| Nominal Impedance: | 8 ohms |
| Horizontal Coverage Angle (-6dB) | 100° averaged 400 Hz to 12 kHz |
| Vertical Coverage Angle (-6dB) | 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 |
| Low Frequency Transducer Nominal Diameter:: | 250 mm (10 in) |
| High Frequency Transducer Nominal Diameter: | 25 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 | 5-way binding posts |
| Dimensions (H x W x D) | 457 mm x 457 mm x 260 mm (18 in x 18 in x 10.25 in) |
| Net Weight: | 8.6 kg (19 lb) |
Phụ kiện:
2516 Bracket | 2516 Quick-Mount® Fixed-Angle Bracket
2517 Speaker Mount | 2517 Speaker MountPan and Tilt Rotations
