This rule of thumb is the most important DC resistance figure of merit about copper foil used in a printed circuit board. Spoiler summary: The sheet resistance of 1oz copper foil is about 0.5mΩ per ...

Spoiler summary: The sheet inductance of a square cavity is 32pH per mil of dielectric spacing. Remember: before you start using rules of thumb, be sure to read the Rule of Thumb #0: Use rules of ...