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Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Programmable Logic Controllers (PLC)

Textbook

Before the advent of solid-state logic circuits, logical control…

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Step-up, Step-down, and Isolation Transformers

Worksheets - Process Control

Calculate the voltage output by the secondary winding of a transformer…

Measurement Circuits

Textbook

Figure below shows a photodiode amplifier for measuring low levels of…

Edge Coupled Trace Inductance Calculator

Tools

This calculator helps you compute for the inductance of an edge coupled trace.

Full-wave Center-tap Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…

The Common-gate Amplifier (JFET)

Textbook

CMOS 555 Long Duration Blue LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Right Triangle Trigonometry

Textbook

A right triangle is defined as having one angle precisely equal to…

Don’t Care Cells in the Karnaugh Map

Textbook

Up to this point we have considered logic reduction problems where…

TTL NAND and AND gates

Textbook

Suppose we altered our basic open-collector inverter circuit, adding a…

What Are Zener Diodes?

Textbook

What Is a Zener Diode? A Zener diode is a special type of rectifying…

Phasing

Textbook

Since transformers are essentially AC devices, we need to be aware of…

High-pass Filters

Textbook

A high-pass filter’s task is just the opposite of a low-pass…

Meter Check of a Transistor (JFET)

Textbook

Testing a JFET with a multimeter might seem to be a relatively easy…

Specific Resistance of Conductors

Worksheets - Process Control

Given two lengths of metal wire, which one will have the least…

Questions to Ask Before Proceeding

Textbook

Has the system ever worked before? If yes, has anything happened to…

Numbers versus Numeration

Textbook

It is imperative to understand that the type of numeration system used…

Computational Circuits

Textbook

When someone mentions the word “computer,” a digital device is…

Non-Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp

Scientific Notation in SPICE

Textbook

The SPICE circuit simulation computer program uses scientific notation…

Design Project: LED Stroboscope

Worksheets - Process Control

A technician uses a stroboscope to “freeze” the rotation of a…