What Are Planar Magnetic Headphones?

The world of audiophile hardware is dense and hard to parse… and to be perfectly honest, audiophiles seem to like it that way. Even so, a technology called “planar magnetic drivers” is making its way into cheaper and more accessible headphones as of late, promising audio fidelity much greater than conventional cans. What makes planar magnetic headphones different—and allegedly better—than normal ones? Let’s have a listen.
by Michael Crider via How-To Geek