
Specifications
ACOUSTICAL
Operating Frequency Range2
35 Hz – 125 Hz
Frequency Response3
37 Hz – 110 Hz ±4 dB
Phase Response
43 Hz – 110 Hz ±30°
Linear Peak SPL4
130.5 dB with crest factor >9 dB (M-noise), 130.5 dB (pink noise), 132 dB (B-noise)
TRANSDUCERS
Low Frequency
One 15-inch, dual-coil, long-excursion cone driver; 2 Ω nominal impedance
AUDIO INPUT
Type
Differential, electronically balanced
Maximum Common Mode Range
±15 V DC, clamped to earth for voltage transient protection
Connectors
XLR 3-pin female with male loop. Optional 5-pin connectors to accommodate both balanced audio and RMS signals
Input Impedance
10 kΩ differential between pins 2 and 3
Wiring
Pin 1: Chassis/earth through 1 kΩ, 1000 pF, 15 V clamped network to provide virtual ground lift at audio frequencies
Pin 2: Signal (+) Pin 3: Signal (–) Pin 4: RMS
Pin 5: RMS
Case: Earth ground and chassis
Pin 2: Signal (+) Pin 3: Signal (–) Pin 4: RMS
Pin 5: RMS
Case: Earth ground and chassis
Nominal Input Sensitivity
6.0 dBV (2.0 V rms) continuous is typically the onset of limiting for noise and music
Input Level
Audio source must be capable of producing +20 dBV (10 V rms) into
600 Ω to produce the maximum peak SPL over the operating bandwidth of the loudspeaker
600 Ω to produce the maximum peak SPL over the operating bandwidth of the loudspeaker
AMPLIFIER
Type
2-channel, open-loop, class D
Total Output Power6
3100 W peak
THD, IM, TIM
< 0.02%
Cooling
Convection
AC POWER
Connectors
powerCON 20 input with loop output
PHYSICAL
Dimensions without Rigging
W: 21.80 in (554 mm) x H: 20.30 in (515 mm) x D: 20.88 in (530 mm)
Dimensions with Rigging
W: 21.55 in (547 mm) x H: 20.43 in (519 mm) x D: 20.88 in (530 mm)
Weight without Rigging
89 lbs (40.3 kg)
Weight with Rigging
105 lbs (47.6 kg)
Why Choose SoundPro?
Since 1973, SoundPro has been the trusted source for audio, video, and lighting gear. Whether you're starting your AVL journey or are a seasoned professional, we're here to help you every step of the way.