His other work includes some films that might be of interest to Hackaday readers, including one filmed in 1977: “100 Watts 120 Volts”. In it, he follows the manufacture of Duro-Test 100-watt ...

Voltage is the pressure that forces electric current to flow though a wire. In North America, utility systems typically deliver electricity to your home’s service panel at 240 and 120 volts.

Whether you're just curious, you're facing problems with the electricity in your home, or you're attempting to plan the layout of your new space, learning to differentiate between 120-volt and 240 ...