Acoustical
- Operating Frequency Range: 55 Hz - 20 kHz
- Frequency Response: Free Field: 66 Hz - 18 kHz ±4 dB
- Phase Response: 750 Hz - 18 kHz ±45°
- Maximum Peak SPL: 128 dB
- Dynamic Range: >110 dB
Coverage
Coverage: 80˚x50˚
Crossover
Crossover: 2000Hz
Transducers
- Low Frequency
- One 10" cone driver with neodymium magnet
- Nominal impedance: 4Ω
- Voice coil size: 2"
- Power-handling capability: 400 W (AES)
- High Frequency
- One 3" compression driver
- Nominal impedance: 16Ω
- Voice coil size: 3"
- Diaphragm size: 3"
- Exit size: 0.75"
- Power-handling capability: 100 W (AES)
Audio Input
- Type: Differential, electronically balanced
- Maximum Common Mode Range: ±15 V DC, clamped to earth for voltage transient protection
- Connectors: Female XLR input with male XLR loop output
- Input Impedance: 10 kΩ differential between pins 2 and 3
- Wiring
- 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 - (optional polarity reversal switch)
- Case: Earth ground and chassis
- DC Blocking: Differential DC blocking up to maximum common mode voltage
- CMRR: >50 dB, typically 80 dB (50 Hz – 500 Hz)
- RF Filter: Common mode: 425 kHz; Differential mode: 142 kHz
- TIM Filter: <80 kHz, integral to signal processing
- Nominal Input Sensitivity: 0 dBV (1 V rms, 1.4 V pk) continuous average is typically the onset of limiting for noise and music
- Input Level: Audio source must be capable of producing a minimum of +20 dBV (10V rms, 14 V pk) into 600Ω to produce maximum peak SPL over the operating bandwidth of the loudspeaker
Amplifiers
- Type: Two-channel complementary MOSFET output stages (class AB/bridged)
- Output Power: 300 W total
- THD, IM, TIM: <.02%
- Load Capacity: 4Ω low channel, 16Ω high channel
- Cooling: Forced air cooling over amplifier heatsink
AC Power
- Connector: PowerCon with looping output
- Voltage Selection: Automatic
- Safety Agency Rated Operating Range: 100 V AC - 240 V AC; 50/60 Hz
- Turn-on and Turn-off Points: 90 V AC to 264 V AC; 50/60 Hz
- Current Draw: Idle Current: 0.41 A rms (115 V AC); 0.33 A rms (230 V AC); 0.42 A rms (100 V AC)
- Max Long-Term Continuous Current (>10 sec): 3.2 A rms (115 V AC); 1.6 A rms (230 V AC); 3.7 A rms (100 V AC)
- Burst Current (<1 sec): 5 A rms (115 V AC); 2.5 A rms (230 V AC); 5.8 A rms (100 V AC)
- Ultimate Short-Term Peak Current Draw: 17 A pk (115 V AC); 8.5 A pk (230 V AC); 20 A pk (100 V AC)
- Inrush Current: 15 A pk (115 V AC); 13 A pk (230 V AC); 15 A pk (100 V AC)
RMS Network (Optional)
Equipped for two-conductor twisted-pair network, reporting all
amplifier operating parameters to system operator’s host computer.