eBay. Plenty of excellent vintage un-shittified sound equipment for sale. You may need to re-cap the amplifiers, but the speakers should still sound perfect.

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tptacek 8 hours ago | parent [-]

You're doing 5.1.2 on vintage equipment?

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leptons an hour ago | parent [-]

Buy enough speakers and you can do x.y.z

	▲	tptacek 28 minutes ago \| parent [-]
		Can you? Doesn't the receiver have to know how to decode it?