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Martin audio ma4.8q
fitur
  • Uncompromised sound quality
  • Integrated CAT-5 based monitoring and control system
  • Patented Class TD Topology
  • Regulated Switch Mode PSU
  • Voltage and Current Limiters
  • Over-Temperature and Fuse Protection
  • Four Discrete Channels

    applications
    Churches, Theatres, Clubs, Theme Parks, Arenas, Stadiums
  • TECHNICAL SPECIFICATIONS

    MAX OUTPUT POWER Four Channels 16Ù PER CHANNEL 625 W 8Ù PER CHANNEL 1000 W 4Ù PER CHANNEL 1200 W Hi-Z: 70/100V 900 W MAX OUTPUT VOLTAGE PER CHANNEL 100 Vrms DISTORTION THD 20Hz – 20kHz AND 1 W 0.1% THD AT 1kHz AND –1dB BELOW CLIP 0.05% SIGNAL TO NOISE RATIO 112dB CHANNEL SEPARATION @ 1kHz 70dB FREQUENCY RESPONSE +0/-3dB 6.8Hz - 34kHz INPUTS GAIN SELECTABLE (dB) 23, 26, 29, 32, 35, 38, 41, 44 DEFAULT GAIN 35dB FRONT PANEL GAIN CONTROLS 21 position detent INDICATORS (common) NormadLink® Network connected Blue LED Power Average Limiter Red LED Power On Green LED Option Card (on) Yellow LED FRONT PANEL INDICATORS: (per channel) Signal present / Hi impedance warning Green/Red LED -10dB and -4dB output signal present 2 x Green LED Voltage Peak Limiter (VPL) clipping Red LED Current Peak Limiter (CPL) active Orange LED Very High Frequency (VHF) warning Yellow LED High Temperature warning Yellow LED Fault Warning 2 x Yellow LED Mute 2 x Yellow LED REAR PANEL INPUT CONNECTORS 3-pin Phoenix, electronically balanced OUTPUT CONNECTORS Barrier strip 2-pole screw terminals POWER OPERATION VOLTAGE 130-265 V / 65-135V MINIMUM POWER-UP VOLTAGE 230V / 115V 171V / 85V POWER AVERAGE LIMITER Yes SOFT START / INRUSH CURRENT DRAW Yes / max 5A DIMENSIONS WIDTH 483mm (19ins) HEIGHT 88mm (3.5ins) 2U DEPTH (incl. handles) 343mm (13.5ins) WEIGHT 12kg (26.4lbs)
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