Steel, aluminum, RCA 1629 radio tuning tubes, arduino nano, PCB board, speaker, photoresistor, capacitors, resistors, LEDs, OLED display, 12vdc fan. 555 timer (astable mode), HV power supply (12v-500vdc), 12vdc power supply, 5vdc power supply, breadboard, 22 gauge solidcore wire, mechanical scews and bolts.
Roofing tin, acrylic paint, screws, black caulk.
Steel (forged)
16 gauge cold rolled steel, brass, mechanical screws, pencil.
PCBs, wire, resistors, capacitors, potentiometers, LEDs, active piezo electric buzzer, stainless steel rods.
Computer, class 2 laser, glass eye, jumper cable, SEEED Studio's S3 sense.
