Detail of the front panel of a 1970s MAC-1900 receiver, made by McIntosh. Who needs surround sound when you’ve got switching options like these?

MAC-1900, rear view. For a look at the front panel, check out Issue 139’s Audio Anthropology column. MAC-1900 photos by Howard Kneller, courtesy of The Audio Classics Collection.

What, no VTA adjustment? And who says one speed is all you need? Columbia Records ad, 1950s.

My parents actually owned a 4-channel system in the 1970s. Quadraphonic Buyers Guide, 1974.

Howard Kneller’s audio and art photography can be found on Instagram (@howardkneller, @howardkneller.photog) and Facebook (@howardkneller).