Source: cirosantilli/crystal-oscillator
= Crystal oscillator
{wiki}
First watch: <video Oscillators: RC, LC, Crystal by GreatScott! (2015)>
\Video[https://www.youtube.com/watch?v=duZlWWwxIPQ]
{title=From Raw Crystal to <Crystal oscillator>}
{description=by United States Army Signal Corps (1943)}