
| AD-C821 | |||
| Configuration | Passive | ||
| Low-frequency Transducer | 8" (203 mm) ferrite woofer | ||
| Hight-frequency Transducer | 1.4" (36 mm) neodymium compression driver | ||
| Frequency Range 1 Frequency Response (-6 dB) Useable Frequency Range (-10 dB) |
61 Hz to 18 kHz 52 Hz to 18 kHz |
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| Maximum Output 2 Calculated Peak Output Calculated Continuous Output |
120 dB SPL 114 dB SPL |
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| Nominal Coverage | 90° conical DMT | ||
| Nominal Impedance | 16 ohms | ||
| Power Rating Continuous power handling3 Recommended amplifier power (loudspeaker "program" power) |
200 W 400 W |
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| Sensitivity | 91 dB SPL, 1W/1m | ||
| Bass Loading | Ported | ||
| Transformer Type | Custom low distortion laminated core, wide bandwidth design | ||
| Transformer Taps | 100 V: 16 ohms bypass, 100 W, 50 W, 25 W 70 V: 16 ohms bypass, 100 W, 50 W, 25 W, 12.5 W |
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| Agency Rating | CE, UL 1480 (commercial/professional use) UL 2043 (air handling spaces) | ||
| ENCLOSURE | |||
| Enclosure Volume | 18 liter (0.64 ft³) | ||
| Connectors | Two 2-pin Euro-style connectors | ||
| Mounting Hardware | Captive, integral Mounting Clamps. Insert enclosure into mounting hole, and tighten. Suspended ceiling Split-ring and Suspended Ceiling Tile Rails - sold separately. |
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| Weight - Net | 16 lb (7.3 kg) | ||
| Dimensions | Diameter: 13.4" (340 mm) Depth: 11.9" (302 mm) |
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