New posts in Passive Components

Add a passive hardware token using a 3.5mm jack

Do manufacturers try make their components as close to ideal ones as possible?

Why, in a passive circuit with a sinusoidal input, do all voltages and currents have the same sinusoidal behavior as the input?

High speed passive probe - contradiction between authors or different points of view?

What is the dual of a diode?

How to inverse behaviour of a switch?

Schematics for a simple radio transmitter that can be built only with passive components?

What is the reason that the value "47" is so popular in electrical engineering?