Detail 01
Five Performance EQ curves plus two-band master EQ
Choose from five full-spectrum EQ voices, then further shape the result with the master controls.

Independent shopping perspective
Built around a sculpted mahogany body and a five-piece laminated bolt-on neck, the TRBX304 is a four-string bass with active tone shaping ready at the instrument. Five Performance EQ curves provide fast sound selection, while the two-band master EQ gives further control. Its M3 pickups combine oversized polepieces, ceramic magnets and hum-cancelling operation. A high-mass bridge, straight string pull and 19 mm spacing support a stable, adjustable playing setup.

Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Choose from five full-spectrum EQ voices, then further shape the result with the master controls.
Detail 02
The spacing is specified for technical slap and fingerstyle playing.
Detail 03
Defines the neck width at the nut.
Detail 04
Provides string-to-body vibration transfer and adjustment capability.
Product questions
Straight answers to the questions shoppers most often ask about this product.
It uses Yamaha's active Performance EQ circuit, with five EQ curves and two-band master equalization.
It has Yamaha YGD M3 pickups with oversized polepieces, ceramic magnets and a hum-cancelling design.
The bass has 19 mm string spacing.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.