On 8/27/2024 2:25 PM, Chuck Dietz wrote: > I don’t see it on VK6YB’s QRZ page. VK4YB, earlier referenced in this thread. Sorry, the coffee hadn't kicked in. A few hours ago, W0JX emailed me that this design is a variation of one he had seen years ago in an ARRL publication. 73, Jim K9YC