EEVblog #962 - Hacking A Calculator Into A Counter

How to hack a calculator into a test system event counter. Previous video on contact debouncing and using a universal counter: Forum: EEVblog Main Web Site: The 2nd EEVblog Channel: Support the EEVblog through Patreon! EEVblog Amazon Store (Dave gets a cut): T-Shirts: 💗 Likecoin – Coins for Likes: @eevblog/dil9/hcq3 Теги: eevblog,video,calculator,hack,hacking,how to,counter,system,model train,lap counter,casio,soldering,magnetic,switch,reed switch