RX Meter Circuit in Measuring Instruments

RX Meter Circuit in Measuring Instruments: An RX Meter Circuit in Measuring Instruments is used to measure the separate resistive and reactive components of a parallel Z network. It is…

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Multistage Impulse Generator Circuit

Multistage Impulse Generator Circuit: In the early discussion, the generator capacitance C1 is to be first charged and then discharged into the wave shaping circuits. A single capacitor C1 may…

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Transistor Voltmeter (TVM)

Transistor Voltmeter (TVM): Transistor Voltmeter - Direct coupled amplifiers are economical and hence used widely in general purpose low priced VTVM' s. Figure 4.9 gives a simplified schematic diagram of…

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Electronic Instrumentation Articles

Electronic Instrumentation Articles: This Electronic Instrumentation Articles which includes the following topics: Introduction to Electronics Instrumentation Static Characteristics of Measuring Instruments Errors in Measurement Types of Static Error and Sources…

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Directional Relays

Directional Relays: Selective protection cannot be achieved with time graded overcurrent protection systems in ring or loop systems as well as in radial circuits with two end power supply. A…

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Silicon Controlled Rectifier Principle Operation

Silicon Controlled Rectifier Principle Operation: Silicon Controlled Rectifier Principle Operation (SCR) consists of four layers of semiconductor material, alternately p-type and n-type as illustrated in Fig. 19-1(a). Because of its…

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Measuring Instruments Articles

Measuring Instruments Articles: Analog ph Meter Circuit : Analog ph Meter Circuit – pH is defined as the negative logarithm of the active hydrogen ion. It is a measure of…

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Generation of Switching Surges

Generation of Switching Surges: Nowadays in extra high voltage transmission lines and power systems, switching surges is an important factor that affects the design of insulation. All transmission lines rated…

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