Here we describe an electronic system that uses a dedicated water-level sensor to switch off the pump motor as soon as the ...

H-bridge buck-boost ICs are widely used in applications requiring a constant voltage or current source even when the system battery drops to lower voltages. They make sense when a single-stage ...

Crowbar circuits have long been the go-to safeguard against overvoltage conditions, prized for their simplicity and ...

Over on YouTube [Lockdown Electronics] reviews an old bit of kit known as the Silicon Controlled Rectifier (SCR). Invented in the 1950s the SCR is a type of thyristor and they were popular back in ...

More than 24.4 million vehicles were recalled by the nation’s largest automakers in 2025. See if your car made the list.

Abstract: This paper deals with a cooperation communication problem (relay selection and power control) for mobile underwater acoustic communication networks. To achieve satisfactory transmission ...

Abstract: To further improve the power supply sustainability of the ac/dc hybrid distribution networks, this article proposes a control strategy for the modular multilevel converter (MMC) under ...

This project provides firmware for an ESP32-based relay boards which you can find in great number at Aliexpress, Amazon or Botland. Alternatively, you can use this firmware if you want to contol any ...