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Yamaha A100a power amplifier

  • In an extraordinary compact, space-saving package the A100a delivers really big, dynamic, top quality sound.
  • Operated in the stereo mode the A100a puts out a very substantial 50 continuous watts per channel into 8 Ohm loads.
  • Commonly used in recording studios for driving near-field monitors or headphones.
Specifications

Input connectors: RCA phonos and " mono jacks
Output connectors: 4P push terminals (bare wire)
Rated output: 50W + 50W (1% THD, 8 Ohm)
Input sensitivity: -10dB (245mV), (1kHz, 50W/8 Ohm)
Voltage gain: 38.2dB (1kHz, input -10dB)
Frequency response: 20Hz - 20 kHz (0.5dB)
Power bandwidth: 10Hz - 40kHz (0.2% THD, 25W/8 Ohm)
Total Harmonic Distortion: 0.02% (1kHz, 25W/8 Ohm)
Intermodulation distortion: 0.2% (70Hz:7Hz = 4:1, 25W/8 Ohm)

Channel separation: 70dB (1kHz), 60dB (20Hz - 20kHz)
Signal to noise ratio: -107dB
Residual Noise: -80dB
Slew rate: 10V/u sec. (full swing, 8 Ohm)
Damping factor: >70 (1kHz/8 Ohm), >60 (20Hz-20kHz)
Input impedance: >7.5k Ohm
Dimensions (WxHxD): 220 x 96 x 296mm
Weight: 4.6kg

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