Build Your Own DIY Volume Control Knob

Kris S uses a micro USB cable, a Micro USB Digispark, a cheap rotary encoder, and an enclosure pieced together from a pill bottle cap and a broken stereo receiver. Once it’s all put together, it’s a simple little soft volume control knob that makes it easy to get the volume perfect. Head over to Instructables for the full guide.

Simple DIY Volume Control Knob [Instructables]

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