Pye 1005 'Achiphon' stereo record player

Stereophonic records made their first appearance in 1958. Using two separate channels, the effect was designed to give dimensionality to recordings. Initially, it was exploited as a gimmick, and early stereo records contained recordings of moving objects such as trains and racing cars, the sounds of which travelled dramatically from one speaker to another. The 'Achoic Box' (pronounced 'ak-oy-ik'),…