Latest Fitness Education

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Wheatstone Bridge Calculator

Tools

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

AC Negative Feedback OpAmp Circuits

Worksheets - Fitness

Don’t just sit there! Build something!! Learning to mathematically…

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Power Conversion Circuits

Worksheets - Fitness

Don’t just sit there! Build something!! Learning to mathematically…

Arithmetic with Scientific Notation

Textbook

The benefits of scientific notation do not end with ease of writing…

LC Tank Circuit Resonance Calculator

Tools

This calculator computes the resonant frequency of a parallel inductor and capacitor "tank" circuit.

Friis Transmission Calculator

Tools

This calculator computes the power received by an antenna using Friis formula

Basic Ohmmeter Use

Worksheets - Fitness

Explain how an ohmmeter is able to measure the resistance of a…

DC Lab - Voltage Divider

Textbook

In this hands-on electronics experiment, you will build a resistive voltage divider and observe how Ohm's law and Kirchhoff's voltage law (KVL) function in real circuits using a voltmeter and an ammeter.

Analog Lab - 555 Oscillator (Astable Multivibrator)

Textbook

In this hands-on electronics experiment, build an oscillator using a 555 timer and learn the theory of operation of the 555 timer when configured as an astable multivibrator.

Radio Circuits

Textbook

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…

Digital Logic Signals

Worksheets - Fitness

A rheostat (variable resistor) and a switch are both examples of…

Single-phase Power Systems

Textbook

Single phase power system schematic diagram shows little about the…

DC Lab - Rheostat Range Limiting

Textbook

In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.

Power Measurement

Textbook

Power measurement in AC circuits can be quite a bit more complex than…

Derivatives of Power Functions of e

Textbook

Example Derivatives of e Proportionality Constant When we say that a…

Link Budget Calculator

Tools

A Link Budget puts into account all gains and losses a signal goes through in a system as it is transmitted. The calculator calculates the power of the received signal given amplifier and antenna gains, and medium loss.

Power Supply Circuits

Textbook

There are three major kinds of power supplies: unregulated (also…

BJT Quirks

Textbook

An ideal transistor would show 0% distortion in amplifying a signal.…

The Silicon-Controlled Switch (SCS)

Textbook

If we take the equivalent circuit of an SCR and add another external…

The Common-gate Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet