Chapter 6
Working Your Weapons: Using Test Equipment
Effective application of test gear is key to your sleuthing success. Especially with the oscilloscope, the settings you make while probing around a circuit determine what elements of the signals you will see and which ones you may miss. Soldering, too, can be more or less effective, depending on your technique. Let’s look at each piece of basic test gear and how to use it to your best advantage.
Digital Multimeter
Digital multimeters (DMMs) are great for measuring things that don’t change quickly. Battery and power supply voltage, along with resistance and current, are prime candidates for being checked with a DMM. The instrument is less effective for observing changing voltages and currents, ...
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