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AudioValve Challenger 400



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Brand: Audiovalve

The AudioValve Challenger 400 is a high-end tube amplifier that delivers exceptional audio performance. This amplifier features four EL34 tubes in its power stage and two 12AU7 tubes in its preamp stage, delivering a rich, warm sound with plenty of detail and depth. The Challenger 400 offers flexible input and output options, including balanced XLR and single-ended RCA inputs, as well as single-ended RCA and balanced XLR outputs. It also features a switchable input impedance of 10k ohms or 47k ohms, allowing for adjustment to different source components. In terms of power, the Challenger 400 outputs a generous 35 watts per channel into 8 ohms, with a power output of 50 watts per channel into 4 ohms. This ample power ensures that it can deliver clear, distortion-free sound at high levels. Overall, the AudioValve Challenger 400 combines classic tube amplifier design with modern features and premium components, resulting in a pure, engaging, and lifelike audio experience. Whether listening to classical music, jazz, or rock, this amplifier is a true blessing for audiophiles who demand the best in sound quality.



  • Power Output: 300W (mono)
  • Frequency Response: 3Hz to 45kHz
  • Distortion: 0.5%
  • Speaker Impedance: 4 to 16Ω
  • Input Sensitivity: 0.775V
  • Signal to Noise Ratio:
  • Dimensions: 140"
  • Weight:
  • Year: 2013
  • Price:

AudioValve Challenger 400

AudioValve Challenger 400

AudioValve Challenger 400

AudioValve Challenger 400

AudioValve Challenger 400

AudioValve Challenger 400

AudioValve Challenger 400

AudioValve Challenger 400

AudioValve Challenger 400



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