You are using the WRONG toroid for an EFHW Antenna, Maybe! Easy and Quick Method to Determine.

Опубликовано: 02 Август 2026
на канале: Dude Tested
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Did you know, not all Toroids are created the same? They may look the same, but there is one big difference!

RF Grade Toroid's, and how to tell if you have one! This quick, yet simple trick will help you understand if you have an RF Grade toroid made of Nickle Zinc.

#hamradio #ANTENNA #efhw