« earlier | later » Page 1 of 1
Neat two-control ATU design. Making a better variable inductor (than I've currently got) would be the challenge -- note the wiper-on-toroid and variometer designs on this page... and also the air-cored coils at the bottom.
to antenna atu electronics ham radio ... on 06 May 2011
Has a good page on ATU design.
« earlier | later » Page 1 of 1
tasty by Adam Sampson.