Descripción
QSC AD-C821R SYSTEM
QSC AD-C821R SYSTEM 8-inch 2-way, 90° conical DMT™
8″ low-frequency woofer
1.4″ diaphragm compression driver
200 watt continuous power rating
70V/100V multi-tap transformer included (system can operate in distributed or low-impedance mode)
AD-C821 designed as a fully integrated blind-mount system
AD-C821 is sold in the following system packages:
AD-C821R SYSTEM
AD-C821 blind-mount loudspeaker system
Split ring and tile rails
AD-C800RG Round grille (white, paintable)
AD-C821S SYSTEM
AD-C821 blind-mount loudspeaker system
Split ring and tile rails
AD-C800SG Square grille (white, paintable)
SPECIFICATIONS | AD-C821 |
| Configuration | Passive |
| Low-frequency Transducer | 8-inch (203 mm) ferrite woofer |
| Hight-frequency Transducer | 1.4-inch (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 |
| Maximum Output 2 Calculated Peak Output Calculated Continuous Output | 120 dB SPL 114 dB SPL |
| Nominal Coverage | 90° conical DMT™ |
| Nominal Impedance | 16 ohms |
| Power Rating Continuous power handling3 Recommended amplifier power (loudspeaker «program» power) | 200 W 400 W |
| 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 |
| 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. |
| Weight – Net | 16 lb (7.3 kg) |
| Dimensions | Diameter: 13.4-inch (340 mm) Depth: 11.9-inch (302 mm) |
