Chopper Type DC Amplifier
Chopper Type DC Amplifier: A simple ac amplifier Transformer may be used to amplify a dc input through the use of additional circuit component known as chopper. In this circuit,…
Chopper Type DC Amplifier: A simple ac amplifier Transformer may be used to amplify a dc input through the use of additional circuit component known as chopper. In this circuit,…
Chopper type DC Amplifier Voltmeter (Microvoltmeter): Chopper type DC Amplifier Voltmeter the dc input voltage is converted into an ac voltage, amplified by an ac amplifier and then converted back…
Types of Electrical Drives: Types of Electrical Drives has the following major parts: load, motor, power modulator, control unit and source. There are large number of loads and each load…
Synchronous Vibrator and Synchronous Chopper: Low dc current may be transformed into a high voltage dc by simple chopper action. Although an inductive type transformation process is required, the outÂput…
Transistor Chopper Circuit: Transistor Chopper Circuit - A single transistor used as a dynamic switch to convert low level dc signal to an ac waveform is shown in Fig. 14.34.…
Voltmeters and Multimeters Articles: DC Meter: The most commonly used dc meter is based on the fundamental principle of the motor. The motor action is produced by the flow of…
Signal Conditioning in Instrumentation Articles: Signal Conditioning System: The measurand, which is basically a physical quantity, is detected by the first stage of the instrumentation or measurement system. The first…
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…