Basic Electronics
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Saturday, October 20, 2012
The Audio-frequency Power Amplifier
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Introduction to Audio Power Amplifier In this tutorial we shall study vacuum-tube amplifier circuits which give a large output voltag...
Feedback Amplifiers
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Distortion and Stability in output It is well known that the output of an amplifier does not have a voltage waveform exactly a replic...
Meachom Bridge Oscillator
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Meachom Bridge Oscillator with circuit The Meacham bridge oscillator, illustrated in figure 1460, provides the greatest frequency sta...
Crystal Oscillators
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Oscillators with Crystals Having Two Sets of Electrodes The original crystal oscillator devised by Dr. Nicolson, as well as a numbe...
Miller Oscillator with Cricuit
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1428. The Miller oscillator is the crystal equivalent of a Hartley oscillator in which no mutual inductance exists between the plate-to c...
Principles of Rectification
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BasicPrinciple of Rectification Rectifiers change ac into pulsating dc by eliminating the nega Live half’cycles or alternating the ...
Friday, March 9, 2012
Basic Electronic Components
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The point of this tutorial is to provide the reader with a essential concept of the physical structure of individual electronic components....
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Sunday, December 25, 2011
The Hidden Cameras for Security
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The CCTV digital camera, hidden cam, spy digital camera, secret digital camera or house movie monitoring digital camera is a digital c...
Wednesday, December 21, 2011
Frequency Domain Curve-Fitting FDCF
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Frequency domain curve-fitting is useful technique to fit a TFM very close into the observed FRF data. FDCF is a two-step procedure, which...
Direct Current Density
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Current is known as the flow of charge. By inheritance, the direction of this flow is with the movement of positive charge. The amount of c...
Structure and Working Liquid-Filled Transformers
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A liquid-immersed transformer is composed of a magnetic core and coil assembly immersed in a fluid, which is normally a mineral oil. The fl...
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