Static Voltage Regulator is made by using high frequency IGBT (Insulated Gate Bi-Polar Transistor) through 20 KHz PWM inverter based technology to maintain constant precise voltage.The input voltage is sensed by feedback control system through...
Tinker & Rasor Model CPV-4 Cathodic Protection Voltmeter is a revolutionary instrument for measuring DC structure-to-earth potentials of various buried or submerged metallic objects. Powered by an ordinary 9-volt battery, the Model CPV-4 gives an immediate reading in large ½...