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This project builds a complete FM radio receiver around the TEA5767 stereo tuner chip, controlled by an Arduino with a rotary...
This project builds a capacitive touch dimmer panel that controls a 230V lamp load with nothing but fingertip taps — no knobs...
This project builds the classic starting method for slip-ring induction motors: external resistance is inserted in the rotor...
This project builds a protection panel that guards a 3-phase induction motor against single phasing: it monitors all three su...
This project builds a working soft starter that tames the brutal inrush of a direct-on-line motor start: a thyristor power st...
This project builds a demonstration panel that shares a load between two transformers automatically: current transformers sen...
This project builds a working hydraulic scissor lift at model scale: a hand pump pressurises a single-acting hydraulic cylind...
This project builds a pneumatic can crusher that flattens aluminium drink cans with a double-acting air cylinder: a 5/2 solen...
This project builds a human-powered grain mill from a bicycle drivetrain: pedalling drives a chain to the grinding burrs thro...
