Pioneer Cs-787 May 2026

In the golden era of hi-fi, roughly from the mid-1970s to the early 1980s, Pioneer was a titan. They gave us the legendary SX-series receivers, the unkillable PL- turntables, and the iconic HPM-100 speakers. But nestled quietly in the catalogs of 1979, priced just below the flagship HPM models, sat a curious and often overlooked beast: the Pioneer CS-787.

While collectors scramble over the HPM-150s and the elusive TAD drivers, the CS-787 remains an underground hero—a speaker that offers vintage Pioneer charm, robust build quality, and genuinely surprising sonics for a fraction of the cost.

The CS-787 is a classic "Kabuki" speaker—a term collectors use for large Japanese speakers from the 70s that feature multiple drivers, big woofers, and prominent grilles.

Pro Tip: The volume knob on the back of the speaker controls the super tweeter level. It was designed to adjust for room acoustics or personal taste—not overall volume.

This is where the Pioneer CS-787 divides the room. pioneer cs-787

The Good: Because of the 96 dB sensitivity, these speakers are a dream for low-wattage vintage receivers. You could drive these to deafening volumes with a 15-watt tube amp. They are incredibly efficient. The bass is deep, loose, and warm—classic "West Coast" sound. For rock, funk, and disco from the 70s, the CS-787 is a party machine. The horn tweeter gives cymbals and snares a "snap" that feels visceral.

The Compromises: Modern audiophiles will notice flaws. The bass, while deep, is not very "tight." If you listen to fast electronic music or complex metal, the 15-inch woofer can sound slow compared to modern 8-inch or 10-inch woofers. Furthermore, the horn tweeter can be fatiguing during long listening sessions. If the crossover capacitors haven't been replaced (recapped), the sound can be harsh or muddy. Finally, the "Kabuki" effect is real—because there are so many drivers, the soundstage (the ability to pinpoint where instruments are in the room) is smaller than high-end British or American speakers.

Verdict: They sound like a 1970s rock concert. Big, fun, and slightly unruly. They are not for analytical listening, but for enjoying vinyl records in a large living room, they are glorious.

The Pioneer CS-787 is not for the measurement-obsessed audiophile who demands flat frequency response and pinpoint imaging. It is for: In the golden era of hi-fi, roughly from

Let’s be honest: you either love or hate the way the Pioneer CS-787 looks. The grille is not your standard black cloth. It is a dark brownish-gray woven fabric, but the real showstopper is the solid wood lattice frame that sits over the grille.

This lattice creates a geometric, three-dimensional shadow effect. Collectors often call this the "Batman" speaker because the lattice pattern vaguely resembles the silhouette of gothic skyscrapers or cape wings. Underneath the grille, the drivers are arranged in a vertical line, giving it a clean, tower-like appearance.

The cabinet is finished in high-quality wood veneer (often genuine walnut or ash), not the cheap vinyl wrap found on lesser speakers of the era.

Yes. For years, vintage collectors ignored these because they lacked the "cool factor" of the lattice grilles. But the market is waking up. Pro Tip: The volume knob on the back

These are ideal for:

When audiophiles discuss the "Golden Age" of stereo sound (roughly 1974 to 1982), names like JBL, Klipsch, and Pioneer’s HPM series usually dominate the conversation. However, lurking in the shadow of those legendary floor-standers is an outlier—a behemoth that often confuses vintage collectors and delights fans of unique industrial design: the Pioneer CS-787.

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?

Let’s take a deep dive into the specs, the sound, the build quality, and the modern-day value of the Pioneer CS-787.