Here is a Simple LED Volt meter to Monitor the charge level in Lead Acid Battery or Tubular battery. The terminal voltage of the battery is indicated through a four level LED indicators. The nominal ...

This circuit senses AC audio voltage supplied to the car-radio loudspeakers and displays it as power using a LED bar graph, achieving at the same time an attractive visual effect. It is designed to ...

Precision Digital Corporation has announced the latest member of the ProVu® family of digital panel meters, the PD6400 High Voltage and Current Meter. Precision Digital Corporation has introduced the ...