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

Feedback refers to a core concept in circuit design and control theory, used to stabilize amplifiers and control system ...

Arithmetic circuits are checking the dependency of output and input at any instant. The types of this circuit tell the users about its various features and use. In combinational circuit, there is no ...

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 ...

Update December 12, 2025: US Mobile has launched its own trade-in program, which allows you to trade in Apple, Google, Samsung, OnePlus, and other devices for higher values than most other carriers ...

I'm a huge fan of road trips, but there's nothing I hate more than the moment my signal bars just vanish. One second I'm following the GPS, and the next, everything's frozen and I'm second-guessing ...

Mobile phone networks evolve in generations, the latest being 5G – the fifth generation of mobile phone technology. Until recently, dumbphones operated on the very basic 2G and 3G systems, which were ...