Preview(s): Play Video: (Note: The default playback of the video is HD VERSION. If your browser is buffering the video slowly, please play the REGULAR MP4 VERSION or Open The Video below for better experience. Thank you!)
Your browser does not support playing the video.Please download the video!
Description: This simple Digital-to-Analog-Converter uses an R2R resistor ladder to generate an 8-bit analog signal from 8 digital outputs from an Arduino.The signal is amplified for a small 8-ohm speaker using an LM386.nnDAC plans here:nhttp://blog.makezine.com/archive/2008/05/makeit_protodac_shield_fo.htmlnnLM386 amplifier:nhttp://www.reprise.com/host/circuits/lm386.asp