Optocoupler. In this video we learn how optocouplers work and also look at some simple electron circuits you can make yourself to understand how an optocoupler, opto-isolator, phototransistor, photocoupler works. Photo transistor #engineering #electric | The Engineering Mindset

Simple and Safe PTO Connection | PTO Link

Long meetings are hurting your PTO / PTA school parent group! Aim to have meetings last an hour or less. Need help with how to do that? Clocik here: https://pto-answers.myshopify.com/products/pto-meeting-book or Comment HOUR and I'll send you what you need to get started! | PTO Answers