Australian TV network channel logos
Sorry, the channel icons you're looking for aren't here any more.
I stopped maintaining them almost a decade ago, after cutting the cable and giving up on free-to-air TV. Since then there have been a myriad of logo changes and new channels added. So this resource is truly out of date.
That said, you can find what's left over on Github. Maybe it's useful to you.
For a gaudy look down memory lane, here's a screenshot of what they looked like before they were taken down: