Eng. Note Ferrite Beads - Vishay Intertechnology
2005-11-29 · Ferrite Beads for EMI/EMC Compliance One of the simplest and most effective ways to reduce EMI is through the use of ferrite beads. Initially, EMI suppression consisted of a small bead-shaped ferrite (hence the name bead) with a hole through the middle. The ferrite bead was slipped over the suspected “noisy” wire or component lead and EMI ...
