Analog Test Board For AD DA Testing

Description of Analog Test Board For AD DA Testing The Analog Test Board is an accessory board includes an onboard Audio Power Amplifier LM386M, and two high-precision adjustable resistor used for adjusting input voltage level (0-3.3V, 2 channel), and a speaker for indicating the output voltage level by sound volume (1 channel). The board is ideal for testing AD/DA function that integrated in the MCUs, it also supports MP3 output, music playing, etc. Features LM386M, speaker, high-precision adjustable resistor × 2, analog input/output.   Click here to know more about this product.