Yamaha A-S501B: Stereo Amplifier

Impressively high sound quality with a wide range of features and an elegant appearance. This integrated amplifier provides connectivity with a wide range of source devices, such as a Turntable, CD Player, Bluetooth adapter or TV. (More information)

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Product Details

Yamaha A-S501B Stereo Amplifier...

... Custom-made power transformer, custom-made block capacitors, two direct signal path speaker relays, one-point grounding system, aluminium-extruded heat sinks and other top-quality parts effortlessly handle demanding audio signal conditions. The quality of each individual part, as well as how they work together, basically determines the sound quality of any component. Yamaha uses only very high quality parts, carefully selected and tested.

Digital Audio Input for TV and/or Blu-ray Player

The A-S501 is equipped for digital audio input with both optical and coaxial terminals. The optical is for receiving audio from a TV, and the coaxial for receiving audio from a Blu-ray player. The audio stays in the digital domain, giving you pure, pristine dynamic sound for all your entertainment sources, from sports and other programmes to movies and concerts.

Yamaha A-S501 Amplifier Specifics:


  • Minimum RMS Output Power: 85W x2 (8ohms, 20Hz - 20kHz, 0.019%THD)
  • Maximum Power: 120w x2 (4 ohms, 1kHz, 0.7% THD)
  • High Dynamic Power/Channel: (8/6/4/2 ohms = 130/150/185/220w)
  • Damping Factor: 240
  • Frequency Response: 10 Hz-100 kHz +/-1.0 dB
  • Total Harmonic Distortion (CD to Sp Out, 20 Hz-20 kHz): 0.019% (50 W/8 ohms)
  • Signal-to-Noise Ratio (CD): 99dB

Inputs / Outputs

  • Audio In/Out: 8/2
  • Digital Input: Optical/Coax
  • Digital Coax: 1
  • Subwoofer Out: Yes
  • DC Output
  • Standby Power Consumption: 0.5w
  • Auto Power Standby


  • W x H x D (mm) 435 x 151 x 387
  • Weight (kg) 10.3
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1300 721 480

Vision Hifi
327 Goodwood Road
Kings Park SA 5034