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What is a Resistor?

Jim Keith - 03/13/13

So, what is a resistor? A resistor is a material that resists, limits or impedes the flow of [...]
DigiKey Color Code Calculator

Resistor Color Codes

Jim Keith - 03/07/13

Resistor Color Codes, Chart, Resistance Calculator Why resistor color codes? Circular banded components are visible from all directions [...]
resistors in parallel

Resistors in Parallel

P. Marian - 02/11/13

In this article we talk about resistors in parallel, the equivalent resistance and the current divider rule for [...]
resistors in series

Resistors in Series

P. Marian - 02/11/13

In this article we are talking about the resistors in series, how to calculate the equivalent resistance and [...]
ballast resistor

Ballast Resistor

P. Marian - 02/07/13

A ballast resistor is a resistor inserted into a circuit to compensate for different changes. Others might give [...]
Single Transistor Amp Schematic Update

Single Transistor Amplifier Revisited – Part 1

Jim Keith - 12/12/12

Circuit and Biasing Technique There is so much to learn about the single-transistor amplifier, that this brief tutorial [...]
Single Transistor Amp Part 2 Schematic Update

Single Transistor Amplifier Revisited – Part 2

Jim Keith - 11/16/12

The goal of this series is to maximize the voltage gain of the single transistor amplifier. I had [...]
Single Transistor Amp Part 3 Schematic Update

Single Transistor Amplifier Revisited – Part 3

Jim Keith - 10/13/12

Single Transistor Amplifier Revisited Part 3, Common Base vs Common Emitter Configuration, Update One nagging question that I [...]

How to Solder? Through-Hole Soldering

P. Marian - 07/17/11

In this video tutorial David L. Jones from EEVBlog will show us how to solder, and it starts [...]

Basic Soldering Tools

P. Marian - 06/18/11

David L. Jones from EEVBlog uploaded a great basic soldering tutorial where he talks about the tools we [...]

How to Solder SMD chips

P. Marian - 11/29/09

SMD soldering - At first, I tinned all the circuit board pads for the SMD chips before trying [...]
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