Hi guys, Welcome to the Advanced Video Search Engine, and you are watching What Types of Signals used in Instrumentation & Control I What is DI, DO, AI AO, Signal with example. That video is uploaded by Instrument & Tech Guru at 2021-06-24T11:39:33-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [Wd-XA-GAbWs]