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Gowanda Electronics’ Corporate Video
Production Videos from Butler Winding
This video shows a small Power Inductor being wound by a "Hook Winding" technique. This technique is used to wind a relatively large gauge of magnet wire on a toroidal shaped core with a small inside diameter.
This video shows the lamination stack being inserted into the coil. The stack is an E-I stack which is made from silicon steel. The machine insets and "E" and "I" which forms the closed magnetic loop fro each "E-I" pair.
This video shows an encapsulation technician masking around the lead wires that exit the potting shell with a masking compound. This prevents the epoxy from leaking through the lead holes in the potting cup.