It's OK Rod, I don't think anyone thought you was "having a go" at anyone. Electrics can be baffling that is for sure, electronics even more so, even for me. I was just saying this particular sound card is the easiest, simple fit that I have seen, especially to a standard servo type receiver where it just plugs in on a Y lead.
A Y lead is just a splitter like this.
https://www.amazon.co.uk/Geieold-Futaba ... hdGY&psc=1