Articles written by: Ward Silver, N0AX

a ferrite choke on a usb cord
Technical Articles

What is Ferrite Used For, Anyway (Part 2)

In the OnAllBands entry, “What is Ferrite, Anyway?” we discussed what ferrite is and what makes up a “mix.”  We also explored how ferrite behaves at different frequencies. Ferrite has […]

assortment of ferrite chokes
Technical Articles

What is Ferrite, Anyway?

Ferrites are made from oxides of iron, cobalt (Co), barium (Ba), and strontium (Sr).  The type of ferrite most useful to hams are soft ferrites. (The hard ferrites are good […]