TOA M-900MK2 8-Channel Mixer/Preamplifier

The M-900MK2 Mixer Preamplifier controls and mixes up to eight independent input signals and delivers up to +20 dBm of output power. Optional pulg in modules are available for use with mixer preamplifier to provide versatility for a wide range of operating applications.

TOA M-900MK2 Features

• Controls and mixes up to 8 independent input signals
• Delivers up to +20 dBm of output power

• M-900MK2 8-channel mixer/preamplifier1

• Type8-channel mixer preamplifier
• Power RequirementAC mains, 120 V, 60 Hz
• Power Consumption18W
• Rated Output+4 dBm, +20 dBm (max.)
• Power Band Width
  • 30 〜 20,000 Hz, +20 dBm 0.5% THD
  • 25 〜 20,000 Hz, +18 dBm 0.5% THD
• Frequency Response20 〜 20,000 Hz, ±1 dB
• THD0.01% at 1 kHz, 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
• Outputs
  • Main : Balanced, 150/600 Ω
  • AUX : Unbalanced, 10 kΩ, 0 dBm
• Output Regulation (1kHz)Less than 1.5 dB, no load to full load
• S/N Ratio Tone defeat switch on
  • Master volume min : 90 dB (Band Pass 20 〜 20,000 Hz)
  • Master volume max : 77 dB (Band Pass 20 〜 20,000 Hz)
• Tone ControlsBass : ±10 dB at 100 Hz, Treble : ±10 dB at 10 kHz
• Controls
  • 8 Input gain controls 1 Master gain control
  • 1 Bass control 1 Treble control
  • 1 Power ON/OFF switch 1 Tone defeat switch
• 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, Aux output : RCA phone jack
  • Output : Screw-terminal strip
  • Mute, Remote VR : Screw-terminal strip
  • AC power cord/plug : SJT, 3-prong type
  • AC outlet : 3-pin grounding type
• Temperature Range-10℃ 〜 +60℃ (12゜F 〜 140゜F)
• Dimensions (WxHxD)16.54" x 3.9" x 12.11"
• Weight11.68 pounds