Yamaha RBX5 A2 5-String Electric Bass

The RBX5 A2 provides the ultimate sustain and tone in a lightweight 5-string bass, Join the revolution in evolution. For a long time it has been suggested that to get the best sustain and tone you need to utilize uniform and heavy body materials, Yamaha's Alternative Internal Resonance (A.I.R) Technology refuses to conform to this standard while producing all the desired tone and sustain in a lightweight 5 string bass. Painstakingly combining resonant, lightweight softwoods inside a shell of harder tonewoods, A.I.R. creates instruments with incredible tone and sustain while allowing the body to be as lightweight as they come.

Features
Proprietary A.I.R. (Alternative Internal Resonance) construction body

LED lit cylindrical die-cast volume and pickup selection knobs

Yamaha Custom Shop Designed Single Coil pickups

An addition to Yamaha's A2 line of instruments also used in the RGX A2 Electric guitar and RBX4 A2 4 string Electric Bass.

The Secret of A.I.R. Technology
Alternative Internal Resonance (or A.I.R.) technology utilizes a lightweight wood core sandwiched between a harder, heavier wood on both the front and back of the guitar's body. Special sound tubes pass through the body so that string vibrations that would normally resonate through the guitar's top are transmitted through the entire body. By exciting the entire body structure and shaping the tone with the hard top and back, A.I.R. construction creates a full, powerful, and resonant tone with distinctive presence… read more and body that are truly unique. read less