Pioneer Cs-787 [verified] Jun 2026

If you have stumbled upon a pair of these at a garage sale, an estate auction, or buried in your uncle’s basement, you are looking at a piece of Pioneer history that is unlike anything else they produced. But is the CS-787 a hidden gem or a heavy relic best left in the past?

This is the star. A massive 12-inch cone with a cloth roll surround (not foam, meaning it rarely rots). Because the box is sealed, the woofer fights against a cushion of air. This results in a "tight" bass. It doesn't boom; it punches. It reaches down to 35Hz, but unlike ported speakers, it doesn't get muddy. pioneer cs-787

If you judge the CS-787 by its "Kabuki" reputation, you expect a honky, disjointed, shouty mess. You’d be wrong. If you have stumbled upon a pair of