Hi guys/girls Starting a new project to help with another hobby I have (I have too many, just ask my wife!!!) Ham radio... I'm in starting phases of building a new antenna, it's a magnetic loop antenna Loop antenna - Wikipedia, the free encyclopedia I need a variable capacitor, Variable capacitor - Wikipedia, the free encyclopedia you can just buy one but what the heck I'm going to build it!!!! that's what we do right??? So the style of variable capacitor that I'm going to build is called a butterfly capacitor MFJ Enterprises Inc. Just starting out. ordered parts brass threaded rod brass nuts aluminum spacers aluminum sheet .063" Should be fun, follow along as I start this out.... Bob