How Do You Count Turns In A Toroid?
How Do You Count Turns In A Toroid? Ferrite toroids are designated FT-ss-t and powdered iron toroids as T-ss-t where ss is a two- or three-digit number indicating outer diameter in hundreds of an inch, and t is a one- or two-digit number indicating the material mix. A T-50 toroid is 0.50′′ in outer diameter,