Your TV's RS-232 port is a powerful automation tool - how to unlock it (and what it can do) ...

You may have noticed your TV has a port marked RS-232 on the back that doesn't look like any other connector you have. Here's what it's for.

I know, RS-232 is not gone completely but in most things it has disappeared. Recently I bought a new laptop to use in my ham shack. I have several older accessories that use RS-232 and I had hoped to ...