Meyer Sound MJF-210

Features

• Self-powered system guarantees simplified setup and operation
• Small lightweight footprint with no external amplification occupies less truck space
• Low profile cabinet preserves onstage sight lines
• Wide vertical coverage permits the freedom to move upstage and downstage
• High peak power ensures excellent transient response
• Flat frequency and phase responses yield high gain before feedback

ACOUSTICAL

• Operating Frequency Range: 55 Hz – 18 kHz
• Frequency Response: 60 Hz – 16 kHz ±4 dB
• Phase Response: 200 Hz – 16 kHz ±45°
• Linear Peak SPL: 134 dB with crest factor >17 dB (M-noise), 132.5 dB (Pink noise), 132.5 dB (B-noise)

COVERAGE

• Horizontal Coverage: 50°
• Vertical Coverage: 70°

TRANSDUCERS

• Low Frequency: Two 10-inch high-power cone drivers; 4 Ω nominal impedance
• High Frequency: One 4-inch diaphragm compression driver; 8 Ω nominal impedance

AUDIO INPUT

• Type: Differential, electronically balanced
• Maximum Common Mode Range: ±5 V DC, clamped to earth for voltage transient protection
• Connectors: XLR 3-pin female input with male loop output; optional XLR 5-pin connector 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 clamp network to provide virtual ground lift at audio frequencies
  • Pin 2: Signal +
  • Pin 3: Signal –
  • Pin 4: RMS (polarity insensitive)
  • Pin 5: RMS (polarity insensitive)
  • Case: Earth ground and chassis
     
• Nominal Input Sensitivity: 0 dBV (1.0 V rms) continuous is typically the onset of limiting for noise and music
• Input Level: 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.

AMPLIFIER

• Type Three-channel, Class-D
• Total Output Power6 1950 W peak
• THD, IM, TIM < 0.02%
• Cooling Convection

AC POWER

• Connector powerCON 20 input with loop output
• Automatic Voltage Selection 90–265 V AC
• Safety Agency Rated Voltage Range 100–240 V AC, 50–60 Hz
• Turn-on and Turn-off Points 90 V AC turn-on, no turn-off; internal fuse-protection above 265 V AC

CURRENT DRAW

• Idle Current 0.26 A rms (115 V AC); 0.25 A rms (230 V AC); 0.28 A rms (100 V AC)
• Maximum Long-Term Continuous Current (>10 sec) 1.8 A rms (115 V AC); 1.1 A rms (230 V AC); 2.6 A rms (100 V AC)
• Burst Current (<1 sec)7 3.5 A rms (115 V AC), 1.8 A rms (230 V AC), 4.2 A rms (100 V AC)
• Maximum Instantaneous Peak Current 8.1 A peak (115 V AC), 3.9 A peak (230 V AC), 9.3 A peak (100 V AC)
• Inrush Current < 20 A peak

PHYSICAL

• Dimensions W: 23.18 in (589 mm) x H: 13.89 in (353 mm) x D: 20.90 in (531 mm)
• Weight 67 lb (30.4 kg)
• Enclosure Premium multi-ply birch with slightly textured black finish; 35° front angle
• Protective Grille Powder-coated, hex-stamped steel with black mesh