Pioneer Cs-787 Jun 2026

The front baffle is dominated by a large 12-inch (300mm) cone woofer, accompanied by a 4.75-inch cone midrange driver and a specialized horn-type or specialized cone tweeter.

Based on official documentation, here are the detailed specifications of the CS-787:

To better understand the CS-787's value, it is helpful to see it in the context of other notable models in the Pioneer CS range. The table below compares the CS-787 with its larger and more famous siblings:

The treble is crisp but generally forgiving. The multi-tweeter array ensures a wide dispersion of sound, meaning you do not have to sit in a tiny "sweet spot" to enjoy the full frequency range. Amplification and Pairing Recommendations pioneer cs-787

If you are hunting for a pair today ($300–$600 depending on condition), here is your checklist:

They are capable of playing loudly and are well-suited for "party" environments or casual listening in a garage or large basement. They can provide a "fun" sound with decent bass if powered by a substantial vintage amplifier.

Unlike modern speakers that often sacrifice sensitivity for power handling, the CS-787 was built for the receivers of its day—low-wattage amplifiers (like the Pioneer SX-750 or SX-950) that needed efficient speakers to reach concert-level volumes. This speaker wasn't just a box; it was a statement piece of furniture meant to anchor a serious listening room. The front baffle is dominated by a large

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The Pioneer CS-787 Go to product viewer dialog for this item.

The dedicated midrange cone ensures that vocals and electric guitars are pushed directly to the front of the soundstage. While it lacks the transparent, clinical separation found in modern studio monitors, it provides a warm, pleasant, and highly engaging presence for classic rock and vocal tracks. The multi-tweeter array ensures a wide dispersion of

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is engineered as a versatile floor-standing or large bookshelf unit, utilizing a three-driver array to cover the full frequency spectrum. 3-way, bass reflex system Driver Configuration:

Have a pair of CS-787s? Share your restoration story or listening impressions below in the comments!

It represents a fleeting moment when Pioneer stopped trying to win the "spec sheet war" (Watts, Hz, number of drivers) and tried to win the "ears war." It failed commercially because in 1977, buyers wanted chrome and lattice. They wanted the CS-99A. But time has a way of correcting mistakes.