The QSC AD-C821 is a high-output, 8-inch ceiling-mount loudspeaker system from QSC’s AcousticDesign Series, designed for installed applications requiring high output and pristine audio quality. It is a fully integrated, blind-mount system engineered for versatility and trouble-free operation in various environments, including high-ceiling applications. The loudspeaker features an 8″ ferrite woofer and a 1.4″ neodymium compression driver for superior full-range performance and 90° axisymmetric coverage. It is equipped with a custom low-distortion, multi-tap transformer that allows operation in 70V/100V distributed systems or in low-impedance mode. Read more
Features
- High-output performance: 200 watts continuous power handling for high SPL.
- Versatile connectivity: Multi-tap transformer for 70V, 100V, or 16-ohm operation.
- Broad coverage: 90° conical DMT waveguide for uniform sound dispersion.
- Integrated mounting clamps: Captive clamps for easy, blind-mount installation.
- Integrated back can: Optimized, sealed enclosure for high-quality bass.








