UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Heathkit IM-28 VTVM

m0cemdave · 11th Oct 2019, 1:35 pm

The two halves of the winding will have different DC resistances, because the inner half of the winding, though containing the same number of turns, has a smaller diameter and therefore a shorter length of wire than the outer half.
Don't worry, this is normal!

11th Oct 2019, 1:35 pm	#2
m0cemdave Octode Join Date: Feb 2009 Location: Bletchley, Buckinghamshire, UK. Posts: 1,219	Re: Heathkit IM-28 VTVM The two halves of the winding will have different DC resistances, because the inner half of the winding, though containing the same number of turns, has a smaller diameter and therefore a shorter length of wire than the outer half. Don't worry, this is normal!