Lets make a LED shine

A light emitting diode (short LED) is an electronic part with two legs which emits light when current flows through it. It is a light source with a long life time (meaning it takes a long time till a LED stops working) and is very energy efficient (meaning not much energy is transformed to heat…

The very basics of electronics

An electronic circuit consists of electronic parts, connected by wires. The properties of the electronic circuits and the relations between them Every point of an electronic circuit has a specific level of voltage. We usually do not know what the level of voltage actually is. Instead we usually can only say what the voltage difference…