I’m sure this has been covered before so please don’t rip my head off. 😉 What is the best way to turn my repeater cooling fan (small 12 volt fan) on and off using my Pi node/ controller. Thanks, Vendel/ K2DSI. Sent from Mail for Windows 10 --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus