[MTS-4A]

Acoustical (1)  (Each Loudspeaker) Operating Frequency Range (2)
} 6 dB 26 Hz - 18 kHz
Free Field
 } 4dB 32 Hz - 16 kHz
Half-Space
 } 4dB 30 Hz - 16 kHz
Phase Response
 } 70 90 Hz - 17.2 kHz
Maximum SPL (3)
 140 dB @ 1 meter
Signal to Noise Ratio
 > 100 dB (A weighted noisefloor to max SPL)
Coverage
70 Horizontal x 60 vertical
Transducers  Low Frequency
 12", 15" & 18" Cone drivers
High Frequency
 2" Throat, 4" diaphragm compression driver
Audio Input  Type
10k impedance, electronically balanced
Connector
 Female XLR input and male XLR loop otput or VEAM
Nominal Input Level
 +4 dBu
Amplifiers  Type
Complementary power MOSFET output stages (audio class AB/H)
Burst Capability
 2480 Watts (620 watts/channel, four channels)
THD, IM, TIM
 < .02 %
AC Power  Type
250V NEMA L6-20P (twistlock) inlet, IEC 309 male inlet or VEAM
Automatic Voltage Selection
 85 - 134 VAC; 165 - 264 VAC; 50/60 Hz
Operational Voltage Range
 Turn on: 85 VAC; Turn off: 134 VAC; 50/60 Hz
Turn on: 165 VAC; Turn off: 264 VAC; 50/60 Hz
Max Continuous RMS Current (>10 sec)
 at 115 V: 14 A rms
at 230 V: 7 A rms
at 100 V: 16 A rms
Burst RMS Current (<1 s)
 at 115 V: 26 A rms
at 230 V: 13 A rms
at 100 V: 30 A rms
Max Peak Current During Burst
at 115 V: 36 A pk
at 230 V: 18 A pk
at 100 V: 42 A pk
Inrush current
 <12A @ 115V
Notes:
  1. Measurements are taken at 4 m on-axis, 1/3 octave, unless otherwise stated.
  2. Response depends on loading conditions and room acoustics.
  3. 1 meter, with pink noise or music, 1/2 space.