The idea is to modify a female coax socket to also have two invisible connectors where the barrel should plug in so it will connect when you move the jack over the socket (and internal busses will make the electrical connections). wires in the real world) on one end and a couple of invisible connectors on the metal barrel end. I’m in the process of making a male coax connector with bendable leads (i.e.
The image I posted was an edited version of the core RCA jack (of all things ) which happens to have the correct artistic rendered shape of a coax jack as part of it which I swiped to make a custom part out of because I’m no kind of artist but luckily Fritzing has quite a few good ones to borrow from.
Sorry, I should have been clearer :-), the adafruit repro only has the barrel to screw terminal part (and then I think perhaps only female).