Quantity   Component name
1 × 100V, 1kW universal motor From a vacuum cleaner (garbage)
1 × 1MBH65D-090 IGBT From a microwave oven (garbage)
1 × 1M30D-060 IGBT From a microwave oven (garbage)
1 × RBV-1506 rectifier From a microwave oven (garbage)
1 × 5V / 12V DC power supply From the garbage
1 × 12V fan From a computer (garbage)
1 × rotary encoder From a stereo (garbage)
1 × optoisolator From the garbage
1 × 6uF and 0.22uF snubbing capacitors From the garbage
1 × Thermal switch From a vacuum (garbage)
1 × 500V varistor From a microwave oven (garbage)
1 × ATmega328-p microcontroller
1 × TPR-105 reflectance sensor
1 × 15A fuse and noise procection circuitry From a microwave oven (garbage)
1 × LCD display
1 × power switch
1 × various resistors, capacitors, bits and pieces See the schematics and pictures for details
1 × 2x4 and 1x4 lumber