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Stepper Motor Interface

Stepper Motor Interface: A stepper motor is a digital motor. It can be driven by digital signal. Fig. 15.18 shows the typical 2 phase Stepper Motor Interface using 8255. Motor…

Sample and Hold Circuit

Sample and Hold Circuit: Four basic sample and hold circuit are shown in Fig. 14.141. In these circuits a JFET is used as switch. During the sampling time the JFET…

DAC0830 Digital to Analog Converter

DAC0830 Digital to Analog Converter: The DAC0830 Digital to Analog Converter is an advanced CMOS 8-bit DAC designed to interface directly with the 8080, 8048, 8085, Z80, and other popular…

Voltage Control in Power System Articles

Voltage Control in Power System Articles: Voltage Control Method in Power System: In a modern power system, electrical energy from the generating station is delivered to the ultimate consumers through…

Underground Cables in Power System Articles

Underground Cables in Power System Articles: Underground Cables: Electric power can be transmitted or distributed either by overhead system or by underground cables. The underground cables have several advantages such…

Performance of Transmission Lines Articles

Performance of Transmission Lines Articles: Classification of Overhead Transmission Lines: The important considerations in the design, operation and Classification of Overhead Transmission Lines are the determination of voltage drop, line…

Neutral Grounding in Power System Articles

Neutral Grounding in Power System Articles: Grounding or Earthing: The process of connecting the metallic frame (i.e. non-current carrying part) of electrical equipment or some electrical part of the system…

Electrical Design of Overhead Lines Articles

Electrical Design of Overhead Lines Articles: Constants of a Transmission Line: A transmission line has resistance, inductance and capacitance uniformly distributed along the whole length of the line. Before we…