Compel Groupgroup

Encoder with Knob | 20 Position Incremental | EC11 for Arduino

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£26.99inc VAT

This EC11 rotary encoder gives you precise digital control for electronics projects. It turns a full 360 degrees and has 20 distinct positions that click into place. A built-in push-button switch adds...

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Questions about this product

What kind of projects are these EC11 encoders for?
They're commonly used for things like digital volume controls, menu navigation, or setting precise values on custom electronics. These provide 20 distinct pulses, or 'steps', for every full 360-degree rotation, making them good for incremental adjustments.
Does the knob have a physical stop or does it just keep spinning?
This is an incremental encoder, so it rotates a full 360 degrees without any end stop. This allows for continuous rotation in either direction, which is ideal for increasing or decreasing a value without limits.
How do I connect this to something like an Arduino?
You'll connect the two common pins to ground, and the 'CLK' and 'DT' pins to two of your microcontroller's digital input pins. The 'SW' pin is for the built-in push-button and connects to another digital pin to register presses.

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