• TOA A-903MK2 80-Watt Single-Channel Power Amplifier
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TOA A-903MK2 80W Single-Channel Mixer Amplifier

TOA A-903MK2 80W Single-Channel Mixer Amplifier

SoundPro Item: 50079 | Part Number: A-903MK2

$586.00
$726.00 $586.00
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MSRP: $726.00 | MAP: $586.00

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  • Controls and mixes up to 8 independent input signals
  • Delivers up to 30 watts of output power
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The A-903MK2 Mixer Power Amplifier controls and mixes up to eight independent input signals. The Mixer Power Amplifier delivers up to 30 watts of output power. Optional plug-in modules are available for use with mixer power amplifier to provide versatility for a wide range of operating applications.

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  • Type8-channel mixer power amplifier
  • Power RequirementAC mains, 120 V, 60 Hz
  • Power Consumption60W
  • Output Power30W RMS
  • Power Band Width(D) 20 ~ 20,000 Hz, 0.5% THD, (T) 50 ~ 20,000 Hz, 0.5% THD
  • Frequency Response
    • (D) 20 ~ 20,000 Hz, ±1 dB
    • (T) 20 ~ 15,000 Hz, ±1 dB, (T) 20 ~ 20,000 Hz, +1 dB, -3 dB
  • THD0.02% at 1kHz, rated output
  • Inputs
    • Eight Input Ports : Each port accepts any input modules
    • One Bridging Input/Output
  • Input Sensitivity / Impedance
    • Input Port #1 to #8 : 100 mV/10 kΩ
    • Bridging Input/Output : 100 mV/3.3 kΩ
  • Preamp OUT / Power Amp IN1000 mV into 600 Ω/1000 mV, 10 kΩ
  • Outputs (T)=transformer, (D)=direct
    • Main (T) : 4 Ω, 25 and 70 volts, balanced, Main (D) : 8 Ω, unbalanced
    • Aux : 10 kΩ, 1 V
  • Otuput Regulation (1kHz)
    • (D) Less than 0.5 dB, no load to full load
    • (T) Less than 1.0 dB, no load to full load
  • S/N Ratio(Band Pass 20 ~ 20,000 Hz) Tone defeat switch on
    • Master volume min : 90 dB
    • Master volume max : 77 dB
    • Power amplifier only : 105 dB
  • Tone ControlsBass : ±10 dB at 100 Hz, Treble : ±10 dB at 10 kHz
  • Controls
    • 8 Input gain control 1 Master gain control 1 Bass control
    • 1 Treble control 1 Power ON/OFF switch 1 Tone defeat switch
    • 1 Low-Cut switch (60 Hz, 6 dB/octave)
  • Indicators1 Power LED, 1 Protect LED, 1 Signal LED, 1 Normal LED, 1 Peak LED
  • ProtectionSelf-protection, with AC fuse (inside)
  • Connectors
    • Input No.1 to No.8 : Card-edge connector
    • Bridging, Mixer preamp. output, Power amp. input, Aux output : RCA phono jack
    • Output : Screw-terminal strip
    • Mute, Remote VR : Screw-terminal strip
    • AC outlet : 3-pin grounding type
    • AC power cord/plug : SJT, 3-prong type
  • Temperature Range-10°C ~ +60°C (12°F ~ 140°F)
  • Dimensions (WxHxD)16.54" x 3.9" x 12.52"
  • Weight17.2 pounds (7.8 kg)

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