If there is any doubt about coax-dipoles you may test them on your own...^_________^
I found an older article.

It is easy and cheap.

@Hammut that looks s lot like the "w5gi mystery antenna" that was argued actually to be a collinear antenna.
I still think that without a balun, one of the legs is on ground potential and the antenna is really a monopole.

Sign in to participate in the conversation

The social network of the future: No ads, no corporate surveillance, ethical design, and decentralization! Own your data with Mastodon!