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Compare positive feedback and negative feedback

The parameter of comparison Positive feedback Negative feedback The overall phase shift 0 or 3600 1800 Feedback signal and the input signal. In phase. Out of phase. Input voltage. Increase…

Technical Editor June 13, 2018

Electrical Articles

Difference between feeder and distributer

Feeder Distributor In the substance (s), the voltage magnitude is reduced to a utilization level and then the eclectic power is a distribution to the various area through the conductors…

Technical Editor June 12, 2018

Electronics Articles

What is positive feedback

Positive feedback: If the feedback single (i.e. voltage or current) is applied in such a way that is in phase with the input and thus increase it, then it is…

Technical Editor June 11, 2018

Electronics Articles

What is feedback amplifier and what is its type?

Feedback amplifier: A feedback amplifier is that in which a fraction of the amplifier output is fed back to the input circuit. This partial dependence of amplifier input on its…

Technical Editor May 17, 2017

Electronics Articles

Advantages and disadvantages of negative feedback amplifier

There are some advantages of negative feedback amplifier which are given below, The negative feedback reduces noise. It has highly stabilized gain. It can control step response of amplifier. It has less…

Technical Editor May 17, 2017

Civil Engineering

What is extraction condensing steam turbine

Steam can be obtained at each stage of the multi-stage turbine. Extracted steam can be used to meet the demand of process consumer at an intermediate pressure and left over…

Technical Editor July 9, 2018

Electrical Articles

Current balancing procedure

Thick over all possible combinations of phase load changes at each 3-phase connection point for either single-phase supplies or loads. When all selections have been made, consider the order in…

Technical Editor June 15, 2018

Electrical Articles

What is power theft?

Power theft is a problem which has been plaguing a power utility a problem which has been plaguing a power utility since it’s service and accounts for a significant amount…

Technical Editor June 15, 2018

Electrical Articles

Classification of oscillators

Classification of oscillators: Based on the output waveform: The oscillators are classified as: Sinusoidal oscillator Non-sinusoidal oscillator Based ON the circuit components: RC oscillators LC oscillators Crystal oscillates Based on…

Technical Editor June 11, 2018

Electrical Articles

Explain barkhausens criteria for oscillation

Barakhausens criterion: Consider a basic inverting amplifier with an open loop gain ‘A’. As basic amplifier is inverting it produces a phase shift of 1800 between input and output The…

Technical Editor June 11, 2018