RVFM Demonstrating Primary and Secondary coils

Demonstrating-Primary-and-Secondary-Coils-RVFM-P04035-This-primary-and-secondary-coil-apparatus-can-be-used-to-demonstrate-the-operation-of-a-transformer-The-coils-are-wrapped-with-20-gauge-magnet-wire-with-yellow-insulated-binding-posts-as-connectors-RVFM-Demonstrating-Primary-and-Secondary-coils... More