Marcinkiewicz CH 12S vs Marcinkiewicz 12
the Marcinkiewicz CH 12S has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Marcinkiewicz CH 12S
• Trumpet
Throat diameter3.73 mm
vs
Mouthpiece B
Marcinkiewicz 12
• Trumpet
Throat diameter3.66 mm
Throat Diameter
The Marcinkiewicz CH 12S has a wider throat (3.73 mm vs 3.66 mm). A wider throat allows more air through, increasing volume and projection but reducing resistance.
Which is better?
Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.