Magnetic Levitation and Wireless Power Transfer
I was fascinated by pictures showing items hovering in the air. So, why not start my own magnetic levitation project? First I considered using a controller such as an ESP8266 but then a KY-024 board in my spare parts box changed my mind and the outcome was a hardware-only project without any additional code. Thinking about a good presentation for the hovering item, I finally came up with another idea: an integrated wireless power transfer. The nice wooden parts have been turned by a friend.