ferrite core inductors wrapped with copper wire on black background

aluminum background beautiful black board both bottom capacitor ceramic circuit closeup coil component computer conductor converter cooler copper copy core design detail device disassembled disposal educative electric electrical electromagnetic electronic electrotechnical electrotechnology element embedded engineering ewaste ferrite green hardware heat impedance induction inductor industry inverter macro magnetic nobody nopeople part pcb power recycling red repair science semiconductor sides sink soldered space spare supply technical technology tin toroidal transformer transistor underside voltage winding wire wrapped