QSC Audio user manual Specifications, AD-CI52T AD-CI52ST

EN

Specifications

Frequency Response1:	AD-CI52T	AD-CI52ST
	85- 20k Hz (-6 dB), 65- 20k Hz (-10 dB)	63- 20k Hz (-6 dB), 53- 20k Hz (-10 dB)
Maximum Output2:	102 dB SPL continuous rms output	103.5 dB SPL continuous rms output
(calculated)	108 dB SPL peak output	109.5 dB SPL peak output
Transducers:	LF: 133 mm (5.25”), 25 mm (1”) voice coil;	LF: 133 mm (5.25”), 25mm (1”) voice coil;
	weatherproof, low-distortion fiberglass cone.	weatherproof, low-distortion fiberglass cone.
	HF: 25mm (1”) titanium dome, neodymium	HF: 25mm (1”) titanium dome, neodymium
	magnet.	magnet.
Nominal Coverage:	90° conical (average 1 kHz - 4 kHz)	100° conical (average 1 kHz - 4 kHz)
Impedance (ohms):	8.0 nom./ 6.4 min. @ 15 kHz.	8.0 nom./ 6.0 min. @ 13 kHz.
Power Rating3:
rms (IEC 100 hrs):	40 watts rms (30 watts, AD-C52T)	40 watts rms (30 watts, AD-C52ST)
recommended amp power:	80 watts rms, maximum	80 watts rms, maximum
Sensitivity:	86.0 dB, 1 watt, 1 meter, flush mounted (2 pi)	87.5 dB, 1 watt, 1 meter, flush mounted (2 pi)
Bass Loading:	sealed	ported, tuned to 75 Hz.
Optional Processing:	65 to 125 Hz. high pass >12 dB/octave	55 to 125 Hz. high pass >12 dB/octave
Dimensions:	see drawings	see drawings
Net Weight:	AD-CI52T: 3.4 kg (7.5 lb.)	AD-CI52ST: 3.9 kg (8.5 lb.)
Enclosure:	Corrosion-resistant plated steel enclosure with injection-molded plastic baffle. Press on metal grill.
Mounting System:	Captive, integral mounting clamps. Insert enclosure into cutout, and tighten. Suspended ceiling C-ring
	and support bars included.
Connectors:	Terminal block connector inputs and terminal block “through” connectors (rated for 400W max).
Controls:	Transformer “tap” selector/ bypass (8 ohm) switch, settings: 3.75, 7.5, 15, and 30 watts (7.5, 15, 30 watts
	for 100V) and 8 ohms. 70/100V Insertion loss: 0.8 dB, Averaged over 50Hz - 20kHz bandwidth (30W tap).
	Transformer Distortion: less than .01% THD above 100Hz, 0.2% @ 50Hz (30W tap). Bandwidth: 40 - 20k
	Hz (-1dB, all taps).

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

Specification Notes:

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

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

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

Specifications are subject to change without notice.

For detailed information, visit QSC’s web site at http://www.qscaudio.com or call us at 1-800-854-4079 (toll-free USA only)

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