Tech Tips
What to Know About Three-Terminal Voltage Regulators
They’ve been a building block of nearly all electronic circuits since the 1970s
Voltage
Columns and Views
Ohm’s Law Answers Your Questions
Understanding these concepts will help you solve more than theoretical problems
Tech and Gear
Measuring a Low Ground Resistance Is Key to a Proper Ground System
John Marcon does some sleuthing into a station’s grounding system