You can make a telescopic arm (scissor style) for the projector and automate it, using servos and Arduino, so you don't need to slide a shelf every time. Using a USB dongle, the projector will send a signal both screen and arm, and they will extend or retract with power on/off operation
@yupinoko11 ай бұрын
It's not something I use often, and I've already made it so I'm happy with it. thank you.