letters

was all set to plunge into Atmos—I have a Marantz AV receiver that can decode the signal—by getting a couple of upward-firing Atmos speakers and letting it rip. However, I just read Dolby’s guidance regarding object-oriented sound and they say, among other things, that four in-ceiling speakers properly situated are necessary to get the real impact. Upward-firing speakers, let alone two of them, are described as being seriously inadequate. And yet the market seems to be