Bac Artisan Series D/Eb Trumpet - SilverEach Artisan D Eb trumpet is made with two one piece hand hammered tunable yellow brass bells with flat rims and special acoustic treatment in D and Eb. This process results in a beautiful Bach Stradivarius sound with a focused core and a broader range of colour. The ADE190S comes with two complete sets of valve slides for both D and Eb. The two piece valve construction with nickel balusters and brass casings harkens back to the construction