You probably have needed to match impedances and levels from time to time. Perhaps you want to connect a consumer computer’s sound card to your console; or you need to lower a balanced output level to ...

This gate-drive transformer (GDT)circuit allows the drive signal to the MOSFET to range from 50% down to 0%, while still offering a fast turn-off that cannot be accomplished with a simple load ...

Shortly after installation, the simple water-leak-detector circuit in this Design Idea saved the day and hundreds of dollars. The average life expectancy of a hot-water heater is about 10 years. It’s ...

Distribution transformers must adhere to NEC and NFPA 70 standards, with specific requirements for overcurrent protection, ...

This article is based on the 1999 National Electrical Code (NEC). Installing transformers in accordance with the NEC is critical to ensuring a safe electrical installation as well as a reliable power ...