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Mon, Oct 12, 2026 / Ideas for a clearer worldINDEPENDENT INSIGHTS · PRACTICAL TOOLS · EXPLAINERS
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basic

basic

Vacuum Tubes

Passive Versus Active Components Passive components have no gain and are not valves ·         Voltage Regulator: an active component…

August 16, 2021 · Prabhu TL
basic

Analog Circuits

As explained later, digital signals can only take one of two values at any one point. Analog signals,…

August 16, 2021 · Prabhu TL
basic

Steady State

That can be said to be the condition of ”rest”, after all the changes/alterations were made. This may…

August 16, 2021 · Prabhu TL
basic

Impedance

Definition Impedance, Z˜, is the quantity that relates voltage and current in the frequency domain. (The tilde indicates…

August 16, 2021 · Prabhu TL
basic

Sinusoidal Signals

To begin, we must first understand what sinusoidal signals are. Sinusoidal signals can be represented as where A…

August 16, 2021 · Prabhu TL
basic

Phasors

Figure One: Rectangular Notation Figure Two: Polar Notation Phasors provide a simple means of analysing linear circuits. At…

August 16, 2021 · Prabhu TL
basic

Noise in electronic circuits

Electrical Noise any unwanted form of energy tending to interfere with the proper and easy reception and reproduction…

August 16, 2021 · Prabhu TL
basic

Resistors

If a circuits contains only resistors possibly in a combination of parallel and series connections then an equivalent…

August 16, 2021 · Prabhu TL
basic

DC Circuit Analysis

In this chapter, capacitors and inductors will be introduced (without considering the effects of AC current.) The big…

August 16, 2021 · Prabhu TL
basic

Diagnostic and Testing Equipment

There is a wide array of devices used to test and diagnose electronic equipment. This chapter will attempt…

August 16, 2021 · Prabhu TL