on-sale, rf-choke, type-rf-choke,
RadioShack Snap Choke Core
Catalog #: 2730069
Here is an effective, easy-to-use EMI/RFI fighter. Just snap the 16x29.5x5mm ferrite core over coax cable, AC or audio cord. It prevents electro-magnetic interference (EMI) and cuts down on radio-frequency interference (RFI).
Parts Warranty: 90 Days