This is a two-part series where DI authors Damian and Phoenix Bonicatto explore the IQ signal representation and negative frequencies. Part 1 explains the commonly used SDR IQ signal representation ...
Touch screen head units are pretty much the norm these days. Many compromise with annoying on-screen volume controls or tiny buttons. If you find yourself with such a unit, you might like to hack in a ...
Custom cases for your DIY projects don’t necessarily have to be 3D-printed — they could also be machined out of metal such as aluminum, with a highly professional result. Even if you don’t have your ...
Every engineer and hobbyist nowadays has a workbench for all of their tools and gadgets, and if you're a 3D printing enthusiast, you've probably used the vernier calliper a lot. This emphasizes the ...
Soon after writing about RoenDi rotary encoder with a built-in color display, readers pointed me to SmartKnob View, a similar-looking project but featuring an ESP32 module for WiFi and Bluetooth ...
It enables you to easily create MIDI controllers or instruments with very few lines of code. It supports digital inputs, like pushbuttons and switches, analog inputs, like faders, potentiometers, ...
A Rotary encoder is an input device which helps the user to interact with a system. It looks more like a Radio potentiometer but it outputs a train of pulses which makes its application unique. When ...
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