Yamaha CP70 Electric Piano

Lore & Background

The instrument's presence in live performances during the Ænima and Lateralus tours was pivotal. It allowed the band to maintain dynamic shifts from whisper-quiet introspection to thunderous climaxes without losing the fidelity of a grand piano. The CP70's ability to sustain notes while being heavily processed contributed significantly to the hypnotic, trance-like states that define the band's most complex compositions, acting as a central pillar in their exploration of mathematical rhythms and philosophical themes.

In Their Own Story

The stage lights dimmed to a deep, bruised purple as the crowd fell silent. On the far left, the silhouette of the Yamaha CP70 stood like a monolith against the backdrop of smoke machines. A single key was struck, its magnetic hum blooming into the air, processed through a chain of delay and reverb that made it sound like a bell tolling from the bottom of an ocean. The note didn't decay; it hung, vibrating with a metallic warmth, waiting for the first snare hit to shatter the stillness and launch the band into their intricate, spiraling groove.

Reader's Guide

Tool's distinct piano textures were achieved by running the CP70 through guitar-style signal chains. Instead of standard piano amps, the output was often fed into tube amplifiers like Fender Twins or Mesa Boogie heads to add harmonic saturation and grit. During the Lateralus era, the signal path frequently included analog delay units (like the Boss DD-3) set to dotted-eighth notes to create rhythmic echoes that synced with the drums. This setup allowed the piano to act as a percussive element rather than just a melodic one. For live performances, the band utilized custom foot controllers and MIDI triggers alongside the CP70 to layer sounds, ensuring the complex arrangements could be reproduced accurately on stage without relying solely on pre-recorded tracks.

Did You Know?

• The magnetic pickups of the CP70 allow it to be played through guitar amplifiers without the feedback issues common with acoustic pianos.
• This instrument was a staple in Tool's live setup during the Ænima and Lateralus tours, contributing heavily to their atmospheric soundscapes.
• Unlike digital pianos, the CP70 uses real hammers striking steel strings, providing an authentic mechanical feel that influenced the band's dynamic playing style.
• The instrument's ability to sustain notes while being processed through effects pedals allowed Tool to create unique, hybrid textures blending rock and classical elements.