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ACOUSTICAL1
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Operating Frequency Range2
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80 Hz - 20 kHz
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Frequency Response3
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85 Hz - 19 kHz ±4 dB
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Phase Response
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415 Hz – 16 kHz ±45°
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Linear Peak SPL4
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123 dB with 18 dB crest factor (M-noise), 120 dB (Pink noise), 120.5 dB (B-noise)
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COVERAGE
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Horizontal Coverage
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45°
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Vertical Coverage
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45°
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TRANSDUCERS
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Low Frequency5
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Two 5-inch cone drivers; 8 Ω nominal impedance
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High Frequency
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One 1-inch metal dome tweeter; 8 Ω nominal impedance
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AUDIO INPUT
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Type
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Differential, electronically balanced
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Maximum Common Mode Range
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±15 V DC, clamped to earth for voltage transient protection
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Connectors
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XLR 3-pin female input with male loop output; optional 5-pin connectors accommodate both balanced audio and RMS signals
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Input Impedance
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10 kΩ differential between pins 2 and 3
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Wiring
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Pin 1: Chassis/earth through 220 kΩ, 1000 pF, 15 V clamp network to provide virtual ground lift at audio frequencies
Pin 2: Signal + Pin 3: Signal –
Case: Earth ground and chassis
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Nominal Input Sensitivity
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0 dBV (1.0 V rms) continuous is typically the onset of limiting for noise and music
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Input Level
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Audio source must be capable of producing of +20 dBV (10 V rms) into 600 Ω to produce the maximum peak SPL over the operating bandwidth of the loudspeaker.
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AMPLIFIER
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Type
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Complementary MOSFET output stages (class AB/bridged)
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Total Output Power7
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650 W peak
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THD, IM, TIM
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< 0.02%
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Cooling
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Convection
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AC POWER
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Connector
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powerCON with loop output
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Voltage Selection
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External 115/230 V AC switch (100 V AC version available)7
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Safety Rated Voltage Range
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Input rating: 115/230 V AC, 50–60 Hz, 3 A MAX;
Loop output rating: 115/230 V AC, 50–60 Hz, 12 A MAX
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Turn-on and Turn-off Points
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Fuse-protected above 135 V AC (115 V AC switch position) and 265 V AC (230V AC switch position).
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CURRENT DRAW
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Idle Current
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0.13 A rms (115 V AC); 0.065 A rms (230 V AC); 0.15 A rms (100 V AC)
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Maximum Long-Term Continuous Current (> 10 sec)
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1 A rms (115 V AC); 0.5 A rms (230 V AC); 1.2 A rms (100 V AC)
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Burst Current (< 1 sec)8
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1.3 A rms (115 V AC); 0.65 A rms (230 V AC); 1.5 A rms (100 V AC)
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Maximum Instantaneous Peak Current
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2.9 A pk (115 V AC); 2 A pk (230 V AC); 3.3 A pk (100 V AC)
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Inrush Current
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18 A pk (115 V AC); 12 A pk (230 V AC); 15 A pk (100 V AC)
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RMS NETWORK (OPTIONAL)
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Two-conductor twisted-pair network that reports all operating parameters of amplifiers to system operator’s host computer.
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