Yamaha CMA2120 power amplifier

‌Lo-Z/Hi-Z switchable Class-D mixer amplifier (Lo-Z: 120W x2 @4Ω, 100W x2ch @3Ω/8Ω,　Hi-Z: 120W x2ch or 200W x1ch, 70V/100V) equipped with 6 mic/line inputs, 2 stereo inputs and powerful DSP functions for high quality music playback and microphone use.

• Easy setup, and a user-friendly interface for effortless operation
  
• Supporting Lo-Z (120W x2ch @4Ω or 100W x2ch @3Ω/8Ω) and Hi-Z (120W x2ch or 200W x1ch, 70V/100V) speaker systems
  
• Flexible 6 mic/line inputs and 2 stereo inputs, with all 6 mic inputs featuring a 24V settings
  
• DSP functions for music playback and microphone use (Feedback Suppressor, Priority Ducker, Leveler, Compressor, Reverb & Echo)
  
• Bass and treble stereo source EQ with an enhancer function
  
• Output EQ for optimizing the sound of each Output channel
  
• Built-in speaker EQ optimum for Yamaha VXC/VXS series speakers, as well as HPF and selectable LPF settings
  
• Capable of controlling sources and volumes seperately in two areas (Source/volume zoning)
  
• Service areas or zoning areas can be expanded by adding a PA2120
  
• Remote volume control and microphone on/off switching via optional DCP control panels (DCP4V4S, DCP1V4S, DCP4S, max 2 units)
  
• Intelligent protection function ensures safe, reliable operation
  
• Certified by ENERGY STAR
  
• Certified as Yamaha Eco Products
  
• Space-saving 1U rack size (*sufficient space must be provided above and below the unit for airflow and cooling.)
  

Specifications:

• Frequency response: 0dB, -2.5dB, +1.0dB (Line in to Line out, 20Hz to 20kHz), 0dB, -3.0dB, +1.0dB (Line in to Speaker out, 50Hz to 20kHz, 1W, 3Ω/4Ω/8Ω), 0dB, -3.0dB, +1.0dB (Line in to Speaker out, 90Hz to 20kHz, 1W, 70V/100V, 120W/200W)
  
• Crosstalk: ≤ -70dB (MIC/LINE input to other MIC/LINE input)
  

I/O Connectors

• Mic/Line Input: Input 1-6: 3.5mm Euroblock (6-pin, balanced) x 3
  
• Line Input: Input 7-8: Stereo RCA pin (unbalanced) x 2, Input 8: 3.5mm Stereo mini phone (unbalanced), Input 5-6: RCA pin (MONO SUM, unbalanced) x 4
  
• Speaker Output: Barrier strip x 2 pairs
  
• Line Out: LINE OUT: MONO RCA pin x2 (unbalanced)
  
• Control ports: RJ-45 (for DCP4V4S, DCP1V4S , DCP4S), Remote (3.5mm Euro block 3-pin)
  
• Mic Input: -
  
• Stereo Input: -
  
• Input Level: Mic input: -56dBu (Sensitivity), -36dBu (Nominal), -8dBu (Max before clip) / Line input (unbalanced): -30dBV (Sensitivity), -10dBV (Nominal), +10dBV (Max before clip) / Line input (balanced): -24dBu (Sensitivity), -4dBu (Nominal), +24dBu (Max before clip)
  
• Output Level: -10dBV (LINE OUT, Nominal)
  
• Processors: Speaker EQ (VXS:Full Range, VXC, VXS10S/ST), HPF (150Hz), LPF (150Hz, 200Hz)
  
• Amplifier class: Class D
  
• Cooling: Conventional cooling, bottom to up airflow
  
• Power requirements: 100V, 120V, 230V - 240V, 50Hz / 60Hz
  
• Power consumption: 60W (1/8 max power, 4Ω, AC100V, pink noise at all channels)
  
• Dimensions: 480 x 45 x 379
  
• Weight: 4.9 kg

Package includes:

• Yamaha MA2120 amplifier x1
  
• AC power cable x1
  
• 3.5mm Euroblock plug (6-pin) x3 
  
• Euroblock pulg (3-pin) x1