The Skin Depth of Copper in Electrical Engineering As previously…
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Varicap or varactor diodes A variable capacitance diode is known as a…
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This is a schematic for a simple VCO: The oscillator is of the RC…
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Impedance Matching Because transformers can step voltage and current…
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(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
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What does the acronym RF stand form, in reference to radio-related…
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In very simple, qualitative terms, rate the impedance of capacitors…
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What is a harmonic frequency? If an oscillator circuit outputs a…
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The Maximum Power Transfer Theorem is not so much a means of analysis…
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A modern method of electrical power control involves inserting a…
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Research the FCC (Federal Communication Commission) guidelines on…
Worksheets - Software-Defined Radio
An ideal transistor would show 0% distortion in amplifying a signal.…
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One of the more fascinating applications of electricity is in the…
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This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.
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A modern alternative to sending (binary) digital information via…
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In order to work with complex numbers without drawing vectors, we…
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An important electrical quantity with no equivalent in DC circuits is…
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Impedance Matching Because transformers can step voltage and current…
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As strange as it may seem, any repeating, non-sinusoidal waveform is…
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Point-to-Point Connecting two digital devices with a network, would…
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The basic application of Ohm’s law to combinations of series and…
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A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line
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By definition, a low-pass filter is a circuit offering easy passage to…
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Introduction Whenever an electric voltage exists between two separated…
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Normally, the rotor windings of a wound rotor induction motor are…
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It is sometimes desirable to have circuits capable of selectively…
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The wires between the tank and the monitoring location is called…
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A tool designed to calculate the noise figure of cascaded amplifiers
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It has been found that any repeating, non-sinusoidal waveform can be…
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While Oersted’s surprising discovery of electromagnetism paved…
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In DC and low-frequency AC circuits, the characteristic impedance of…
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(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
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Has the system ever worked before? If yes, has anything happened to…
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This calculator helps you compute the characteristic impedance of a broadside coupled stripline.
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What is Conductance? In the study of DC circuits, the student of…
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Roman Numerals The Romans devised a system that was a substantial…
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The smaller the cross-sectional area of any given wire, the greater…
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Convert between Celsius, Fahrenheit and Kelvin
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A calculator designed to calculate the maximum current that a stripline can handle
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Schottky diodes Schottky diodes are constructed of a metal-to-N…
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This calculator will convert pressure values to ten different standard units for pressure.
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Feedback is a fascinating engineering principle. It can turn a rather…
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Now that we’ve seen how series and parallel AC circuit analysis…
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Before the advent of solid-state logic circuits, logical control…
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All entries arranged in alphabetical order of surname. Major…
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Shaded Pole Induction Motor An easy way to provide starting torque to…
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This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit
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The word battery simply means a group of similar components. In…
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In many circuit applications, we encounter components connected…
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Circuits consisting of just one battery and one load resistance are…
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Differential Op-Amp Circuits An op-amp with no feedback is already a…
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This calculator will determine the square root, cube root, or nth root of a given number, x.
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In addition to forward voltage drop (Vf) and peak inverse voltage…
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