I had an eight-port switch whose wall wart PSU had failed. I thought, "Hey, why not go over to Radio Shack and get a PSU, instead of pitching what was otherwise

I had an eight-port switch whose wall wart PSU had failed. I thought, "Hey, why not go over to Radio Shack and get a PSU, instead of pitching what was otherwise a perfectly good switch?" Well, as it turned out, RS wanted as much for a suitable wall wart as it would cost to buy a complete new switch elsewhere.