Powering our LED circuit | Digital electronics (3 of 10)

Don’t have a fancy laboratory power supply? Now that we have current flow under control, let’s look at some simple low-cost ways to power our circuit. Support me on Patreon: Теги: LED,LED Circuit,power supply,9v battery,battery,usb power,usb,Electronics (Field Of Study),Digital Electronics (Industry),Light-emitting Diode (Invention)