基础知识
文章
What is true-RMS?
The need for true-RMS meters has grown as the possibility of non-sinusoidal waves in circuits has greatly increased in recent years. Some examples include variable speed motor drives, electronic ballasts, computers, HVAC, and solid-state environments.
文章
What is Ohm’s Law?
Ohm’s Law is a formula used to calculate the relationship between voltage, current and resistance in an electrical circuit.