Smart Knob
thingiverse
Smart Knob.It's a battery operated knob for controlling volume of my home cinema setup. Will connect to Home Assistant, once I figured out the electronics. Wireless, of course.BOM:1x bearing type 6810 (50mm ID, 65mm OD, 7mm thickness)3x Keystone battery clip 2093x Keystone battery clip 2281x rotary encoder with 7mm mounting hole, 6mm knurled shaft (the cheap amazon kind)2x M3x15 bolt (button head) from the battery compartment up all through the stack2x M3x10 bolt (button head) from the ring clamp up to the top4x M3x15 bolt (button head) for connecting ring gear with ring8x M3 nuttwo component (addition) silicone, Shore A50 or similar for the feet1x Wemos D1 mini or something similar for connectivity1x low drop linear 3.3V regulator for maximum efficiency while CPU is sleeping
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