How to check the Tolerance in capacitors D.Mohankumar 3 years ago X Privacy & Cookies This site uses cookies. By continuing, you agree to their use. Learn more, including how to control cookies. Got It! Advertisements In X rated capacitors a letter like J, K etc is printed after the EIA code.It is the tolerance of the capacitor. Let us check Advertisements Share this:Print RelatedHow to determine the Tolerance in Disc capacitor13 Oct 2017In "How to Find"Single Transistor FM Transmitter Design23 Apr 2011In "Circuit"How Capacitor functions as a Transformer? Design Note 4227 Aug 2015In "Articles"