The proper techniques for using an oscilloscope are presented. From basic measurements to more advanced techniques.

Oscilloscope block diagram and schematics.

Online lecture notes and book chapters about digital testing.

How to test those pesky transistors with a DMM or VOM.

What is an oscilloscope, what can you do with it, and how does it work? This section answers these fundamental questions.

A very nice article on the actual use of O'Scopes.