QSC AD-S402T

System Details

AD-S402T-BK, AD-S402T-WH

LF Transducer

(x4) 2.75 in (69.8 mm) weather treated paper cone woofer

Effective frequency range ^{1, 2, 3, 8}

110 Hz – 20 kHz

Rated noise power / voltage ⁶

60 W / 31 V (rms)

Sensitivity [dB]

Rated @1 W, 1m ^{2, 3, 4, 8} : 85

Coverage (‐6 dB) [°]
Horizontal x Vertical ⁹

Rated ^{2, 5, 8} : 150 x 35
500 Hz: 180 x 90,    1kHz: 180 x 80
2k Hz: 160 x 46,     4kHz: 180 x 28

Directivity factor ^{2, 5, 8}

Directivity index [dB] ^{2, 5, 8}

10.5

Maximum SPL [dB]

Rated, 1m (continuous / peak) ⁷ : 105 / 111

Recommended amplifier

120 W

Transformer taps / impedance

Bypass: 16 Ω
7.5 W (70 V); 15 W (100 V) Tap: 666 Ω
15 W (70 V);  30 W (100 V) Tap: 333 Ω
30 W (70 V);  60 W (100 V) Tap: 167 Ω

Input connector type

Euroblock connector with parallel output

Enclosure material

Powder coated aluminum

Grille material

Powder coated aluminum

Ingress protection

IP-54

Operating environment

Designed for indoor or outdoor use

Operating temperature range

-4 to 122° F (-20 to 50° C)

Net weight

7.5 lb (3.4 kg)

Product dimensions (H x W x D)

12.89 x 5.17 x 4.97 in
(327.5 x 131.3 x 126.1 mm)

Shipping Weight

11 lb (5 kg)

Shipping Dimensions (H x W x D)

21.4 x 12.2 x 9.6 in
(544 x 310 x 244 mm)

Included accessories

Sealed input cover plate with gland nut
Quick Hang Pan/Tilt wall bracket
Shoulder eyebolt safety tether anchor

Safety Agency

UL1480A
Transformer UL registered per UL1876, ROHS, CE compliant