Collapsing Circuit

Please sign up for the course before starting the lesson.

Lab OverviewA collapsing circuit uses the normally closed switch and coil of the relay (RY1) and two batteries as separate circuits (e.g., the coil control circuit and the firing circuit) that are connected to the coil and switch sides of the relay, respectively.Tools / Parts / Test EquipmentSoldering IronHelping HandsSolderMultimeter