SoundTube SA202-RDT
SoundTube Amp W/AC-SA202-RMA


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A 20W per channel class AB mini amplifier.


  • 35dB maximum gain with 2 x 20W output
  • Dual RCA, stereo mini jack and high-level inputs
  • High pass filter 120Hz to reduce bass distortion in smaller speakers
  • Aluminum housing with integrated heat sink
  • Power inputs include either three-pin Euroblock or barrel conductor
  • 12V trigger for automatic on/off functions when source power is detected
  • Included SA202-RDT accessories: Universal pole- and surface-mount adapter, 15V power supply


  • Frequency Response (-3dB): 20Hz - 20kHz (+/-1dB)
  • Power Per Channel: 20W (4 ohm stereo) //  10W (8 ohm stereo)
  • Signal to Noise Ratio: 92dB (100Hz, 12dB per octave, 4 ohm, A-weighted)
  • Power Capacity RMS: 20W at 4 ohms stereo / 10W at 8 ohms stereo / 15W at 4 ohms stereo
  • Input Impedance: 6k ohms
  • Max Gain: 35dB
  • Filters: 120Hz, 12dB per octave
  • Height: 1.23"
  • Width: 3.98"
  • Length: 4.86" 
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