Appendix A: Technical Specifications

15

GSR18

Above specifications subject to change without notice 

Type

Active bass reflex subwoofer

Frequency Response

+/– 3 dB 45 Hz to 100 Hz

Frequency Range

40 Hz to 150 Hz (–10 dB)

Crossover

Low-Pass Frequency: Variable, 60 Hz to 150 Hz
24dB/octave 4th-order alignment

System Power Rating

500 W continuous, 1000 W peak

Maximum SPL

129 dB

Nominal Impedance

8 Ohms

LF Driver

18-inch (45.7cm) woofer with 3-inch voice coil
500 W continuous at driver impedance

Input

Stereo, balanced via two XLR/TRS (1/4-inch) combo jacks 

Output

Stereo, balanced via two XLR Thru output jacks

Phase Switch

0°/180°

Pole Socket

1 3/8-inch (36mm) pole mount socket on top for full range mounting

AC Input

220–240 VAC ~ 50 Hz
100–120 VAC ~ 60 Hz

Dimensions (H x W x D)

25.6” x 22” x 23.6” (65cm x 56cm x 60cm)

Net Weights

71 lbs (32 kg) without casters; 74 lbs (33.5 kg) with casters