Perantucci bas tuba PT88+

Cup Diameter : 33,5mm diameter. Wide, deep cup.

Rim : 7,0  mm Flat, well-defined inner edge.

Bore : 8,1  mm

Resistance : Low – open blowing.

The cup of the PT-88 is wider yet not quite as deep as that of the PT-50. The sound has great strength and depth combined with huge dynamics over a wide range.  The middle and low register benefit from the cup volume.  The high register is secure yet mellow sounding. PT88+ Heavy shell uitvoering.