Further to the previous post... I took photos of all the cables and adaptors that were hanging around. I know what some of them are, and can guess at others, but some are a complete mystery. See the full horror on Flickr and feel free to tag, annotate or comment!
The VCR, TVBox and monitor are at the beginning, for those who were asking about those specifically.
addedentry has just bought a coax-to-coax with "standard aerial connectors". It doesn't seem to do the right thing. :-/ Sound is coming out of the video! I think we may have lift-off! :-)