QSC Audio AD-C1200, AD-C821, AD-C820 user manual Specifications, Rated for 400 W max

Models: AD-C1200 AD-C821 AD-C820

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Specifications

 

AD-C820/AD-C800BB

AD-C821

AD-C1200/AD-C1200BB

 

 

 

 

System Configuration

Passive

Passive

 

 

 

 

 

Frequency Response (-6 dB)

61 Hz – 18 kHz

61 Hz – 18 kHz

42 Hz – 18 kHz

 

 

 

 

Frequency Range (-10 dB)

52 Hz – 18 kHz

52 Hz – 18 kHz

37 Hz – 18 kHz

 

 

 

 

System calculated maximum Output (RMS)

114 dB

114 dB

118 dB

 

 

 

 

(Peak)

120 dB

120 dB

124 dB

 

 

 

 

Transducers (HF)

1.4"

1.4"

1.75"

 

 

 

 

(LF)

8"

8"

12"

 

 

 

 

Nominal Coverage (Horizontal/Vertical)

100°

100°

90°

 

 

 

 

Impedance (Ω)

HF: 16 Ohm LF: 16 Ohm System: 16 Ohm

 

 

 

 

 

 

Continuous Power Rating

200 W

200 W

300 W

 

 

 

 

Recommended Amp Power

400 W

400 W

650 W

 

 

 

 

System Sensitivity

91 dB

91 dB

93 dB

 

 

 

 

Bass Loading

Ported

 

 

 

 

 

 

Connectors

Back box: ceramic block connector

Two 2-pin Euro-style connectors

Back box: ceramic block connector inputs and

 

inputs and “through” connectors

 

“through” connectors (rated for 400W max).

 

(rated for 400 W max)

 

Loudspeaker Baffle: Euro-style connectors

 

Loudspeaker Baffle: 10-pin Mate-N-Lok™

 

 

 

connector and Faston connectors.

 

 

 

 

 

Controls

Transformer “tap” selector: 100V: 16Ω bypass, Off, N/A, 100 W, 50 W, 25 W

Transformer tap: Euro-style connector

 

70V: 16Ω bypass, Off, 100 W, 50W, 25 W, 12.5 W

100V: N/A, 150 W, 75 W, 37.5 W

 

 

 

70V: 150 W, 75 W, 37.5 W, 18.75 W

 

 

 

Agency Listings

CE, UL 1480 (commercial/professional use, outdoor damp), UL 2043 (air handling spaces)

 

 

 

 

 

Enclosure Volume

0.6 cu. ft.(18 L)

N/A

3.1 cu. ft. (88 L)

 

 

 

 

Mounting System

Pre-installed, suspended, back box, four

Captive, integral Mounting Clamps. (Suspended-

Pre-installed, suspended, back box, four mounting

 

vertical mounting straps.

ceiling Split Ring and Suspended-ceiling Tile

tabs.

 

Loudspeaker Baffle: captive, integral

Rails - sold separately.)

Loudspeaker Baffle: six mounting screws.

 

Mounting Clamps.

 

 

 

 

 

 

Dimensions (HWD)

Diameter: 14.9" (378 mm)

13.4" (340 mm)

23" x 18" x 15.5" (584 mm x 454 mm x 394 mm)

 

Enclosure only Depth: 8.3" (211 mm)

11.9" (302 mm)

 

 

Enclosure with mounting

 

 

 

straps Depth: 11.2" (284 mm)

 

 

 

 

 

 

Weight (Net)

Loudspeaker Baffle: 8 lbs. (3.6 Kg)

17.5 lb (7.9 kg)

AD-C1200: 25 lbs. (11 Kg)

 

Enclosure: 9 lbs. (4 Kg.)

 

AD-C1200BB: 52 lbs. (24 Kg.)

 

Total: 17 lbs. (7.7 Kg.)

 

Complete Assembly: 77 lbs. (35 Kg.)

 

 

 

 

1)All frequency ranges specified refer to measured half-space response (2pi).

2)Calculated maximum peak SPL at 1 m, half-space, speaker operation at rated rms power pink noise input, 50 Hz - 20 kHz.

3)Maximum input power tested in accordance with IEC recommendations; 50 Hz - 20 kHz band limiting, 6 dB signal crest factor.

Specifications subject to change without notice.

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QSC Audio AD-C1200, AD-C821, AD-C820 user manual Specifications, Rated for 400 W max

AD-C1200, AD-C821, AD-C820 specifications

QSC Audio has established itself as a leader in professional audio solutions, and the AD-C820, AD-C821, and AD-C1200 speakers are prime examples of the company's innovative engineering and commitment to quality. These models are designed specifically for high-performance commercial sound applications, such as restaurants, retail spaces, and corporate environments.

The AD-C820 and AD-C821 are part of QSC's AcousticDesign Series, featuring a compact, sleek design that blends seamlessly into any architectural environment. Both models utilize QSC's proprietary Directivity Matched Waveguide technology. This ensures consistent coverage across the listening area, reducing the possibility of dead spots and enhancing audio clarity. The AD-C820 is an 8-inch two-way speaker, while the AD-C821 is a more powerful 8-inch loudspeaker that includes a coaxial design, offering an exceptional audio experience with a wider frequency response and improved tonal balance.

Both speakers are equipped with a unique DMT (Directivity Matched Transition) system, which provides seamless transition between high and low frequencies, significantly improving sound quality during a range of applications. Furthermore, the AD-C821 features a dedicated high-frequency driver that allows for extended high-frequency performance, making it suitable for environments that require more detailed sound reproduction.

On the other hand, the AD-C1200 is a powerful 12-inch ceiling loudspeaker that is perfect for larger spaces. It incorporates a high-output woofer, providing warm and rich bass response. With QSC's specially designed high-frequency driver, the AD-C1200 delivers a clear and detailed audio experience, ensuring that voices and instruments are rendered with precision.

All three models feature an innovative Waveguide design that enhances coverage patterns, ensuring a uniform sound experience regardless of the listener's location. Additionally, these loudspeakers come with a robust enclosure that minimizes ambient noise interference, further enhancing audio fidelity. The integration of rugged components ensures long-lasting performance under various conditions, making them ideal for diverse commercial applications.

In summary, the QSC Audio AD-C820, AD-C821, and AD-C1200 speakers offer a blend of advanced technology, exceptional sound quality, and practical design. Their versatility makes them an excellent choice for anyone looking to achieve high-quality audio in commercial environments, making QSC a trusted name in the professional audio industry.