Transistor Amplifier Design
We were having trouble finding an exact replacement transistor while repairing a piece of equipment. Figuring that an exact replacement...
Day: April 22, 2016
Oscillators and Multivibrators
Oscillators based on the bipolar junction transistor (BJT) are the subjects of this article. Previous articles in this series have...
Practical Transistor Circuits
More Power Amplifiers: Today the easiest way to build a low- to medium-power audio amplifier is to pick an integrated...
Audio Amplifier Basics
Transistors are the key components in many different kinds of audio preamplifiers, amplifiers, and tone-control circuits. Recent articles in this...
Power Amplifier
An audio power amplifier can boost weak signals from a tuner, CD player, or tape deck to fill a room...
Common Collector Amplifier
Common Collector Amplifier: BJT amplifiers are still widely used in modern electronic circuitry. This article focuses on practical variations of...
“Bipolar Basics” – Part 2
The Bipolar Junction Transistor (BJT) triggered the revolution in modern solid-state electronics in the 1960's. Although the discrete small-signal BJT...
“Bipolar Basics” – Part 1
Along with the solid-state diode, the point-contact transistor--invented in 1947 at Bell Labs--started the semiconductor revolution and has gone on...
History of the Transistor
Dr. John Bardeen(left), Dr. Walter Brattain(right), and Dr. William Shockley(center) discovered the transistor effect and developed the first device in...
