Refrigerator Pig Schematic

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Upon opening your fridge door the photocell is exposed to light and the piggy oinks.

Reverse engineered circuit diagram is of an early commercial design which uses an OP-AMP to make simulated pig sounds. Modern Fridge Pigs sound much better because they store an analog recording of a real pig in a cmos chip.

Circuit Diagram aka Schematic reverse engineered from circuit board

Safety, accuracy and completeness of information provided herein is not guaranteed,
so be inspired by it but do not use it as a basis for experimentation or other actions.

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