Рет қаралды 237,963
An introduction to ferrite and chokes, and how to use them to stop RFI (radio frequency interference).
Buy ferrite on my website: www.kf7p.com/KF...
More how-to and tech resources on my tech page: www.kf7p.com/KF...
ARRL RFI book: www.kf7p.com/K...
More info from the ARRL: www.arrl.org/ra...
W1HIS Choke info: www.yccc.org/Ar...
K9YC RFI ham: audiosystemsgro...