50W x 2 Class-D Power Amplifier with LED VU Meter

Part #: PA100D

Download: Drivers / Documents

Other Pictures:
Win 10 USB3.1 Gen I ROHS CEFCC


  • 50W x 2 Channels Class-D Stereo Audio Power Amplifier
  • Integrated speakers de-pop function
  • Audio Input:
    • 3.5mm Stereo Audio Jack
  • Audio Output:
    • L-R Speakers output
      • 2-pairs of Pos(+) and Neg(-) 4mm Banana Sockets
    • Subwoofer output
      • 3.5mm stereo jack
    • Stereo headphone output
      • 16-300 ohm: 3.5mm stereo jack
      • 300-600 ohm: 3.5mm stereo jack
  • Control buttons and select switches:
    • Input Gain Attenuation: 0 and -12dB
    • Output Loudness: On and Off
    • Speakers Output: On and Off
    • VU Meter display mode select
  • Maximum output power @ 1KHz:
    • L-R Speakers
      • 50W + 50W on 4 ohm speakers
      • 30W + 30W on 8 ohm speakers
    • 3.5mm Headphone Jack
      • 270mW on 16 ohm loading
      • 450mW on 32 ohm loading
  • General frequency response:
    • 20-20KHz (+-0.5dB)
  • 30 LED x2 L-R output level VU Meter
    • 8 modes of display: Left in | Left in with max level | Left in top level only | Middle out top level only | Middle out inverse | Middle out | Left in inverse | Off
  • Aluminium alloy housing:
    • Housing: 92 x 87 x 32mm
    • Overall: 92 x 118 x 32mm
  • Power Supply requirement:
    • 120W 24VDC 4.5Amp
  • Default packaging: White box with a product sticker


  • It is a good practice that before turning on or off a power amplifier or the amplifier is being idle, the volume of the amplifier must be turned down to zero

Package Contents

  • The Class-D Amplifier
  • Desktop 100-240VAC to 24VDC 4.75Amp Power Adapter
  • 3.5mm male to 3.5mm male 3-Pole stereo audio cable
  • User Manual x 1


Part Number Chipset
PA100D TI TPA3116


All information and specification are subject to change without prior notice
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The picture/s above might differ from the actual product delivered