I wrote: > [Digital] Signals [when not transmitted optically] get transmitted as electricity with ever changing voltages [...] You wrote: > Your attempt to d

I wrote: > [Digital] Signals [when not transmitted optically] get transmitted as electricity with ever changing voltages [...] You wrote: > Your attempt to describe how digital signals are transmitted is actually just plain wrong. Wikipedia writes: > A waveform [...] as a digital signal [...]. The two states are usually represented by some measurement of an electrical property: Voltage is the most common [...] Therefore I will leave it here.