When I wrote about a DIY ESP32-S3 internet radio last week, "raspbeguy" commented he'd rather choose an ESP32-based DIY DAB+ ...

We've all heard that "if you want something done right, you have to do it yourself." And that’s usually fine when it comes to ...

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Many of us electronics hacker types tend to have at least the same common equipment on our benches, namely a multimeter, an oscilloscope, some sort of adjustable power supply, and maybe a logic ...

A Raspberry Pi Pico is very different from the rest of the Raspberry Pi family, and can be very daunting if you've never used one before. Luckily, there is a free website that lets you try things out ...

Abstract: This paper presents a precision capacitive rotary encoder that integrates a shared charge amplifier, and a multi-stage offset calibration scheme. Recently, capacitive encoders have gained ...

Abstract: Presents a readout channel for high-performance rotary encoders. It includes a photodiode, which transduces light pulses into current signals, and the corresponding readout electronics, ...

5 position selector switch rotary switch for air conditioner with UL 250V, 25A US 1-3 / Piece 1000 Piece/Pieces (Min.Order) 4 position rotary switch for air conditioner with UL 220V US 1-3 / Piece ...

This project implements an encoder-based measurement system and PID control for motor speed using Arduino. It includes pulse reading, speed calculation, and closed-loop PID control with simulation ...