Re: powerline/home plugs
I think you'll have to use just standard WiFi extenders to be honest as suggested above.
Though if you don't mind running an ethernet cable upstairs, you could do Pete's idea, or just use a switch upstairs instead?
Athlon II x4 645 || 1TB 7200rpm HDD || EVGA GTX 650Ti OC || 8GB DDR3 RAM || Windows 7 Home x64
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