Title text: A circle with an A in it means that the circuit has committed a sin and has been marked as punishment.
Transcript
[A chart of various circuit symbols and their (mostly) fictitious meanings based off of their drawings, captioned:] Circuit Symbols
[Symbol for a switch, labelled:] Drawbridge
[Symbol for a capacitor, labelled:] Overpass
[Symbol for a connection to ground, labelled:] Pogo Stick
[Symbol for a resistor, labelled:] Earthquake
[Symbol for an inductor, labelled:] Sheep
[Symbol for a transformer, labelled:] Two Sheep in Love, Trapped on Opposite Sides of a Fence
[Symbol for a battery, labelled:] Battery
[Symbol for a battery, sorted, labelled:] Baertty
[Symbol for a battery, with far too many short lines, labelled:] Battttttttttttery
[Symbol for a photodiode, labelled:] Check Out This Really Cool Diode
[Symbol for an oscillator, labelled:] Wave Pool
[Symbol for a transistor, labelled:] Trolley Problem
