The following information aims to explain about the various variables of a mouthpiece's shape and how they affect its performance. In addition we've tried to aid selection by giving comparison charts and narrative on which models are the most popular.

Welcome to ITEA Online, website of the International Tuba-Euphonium Association. ITEA is dedicated to promoting and advancing the tuba and euphonium instruments. The organization comprises performers, educators, students, and amateurs of all backgrounds.

The website is by a volunteer organization dedicated to prividing free access to quality information about the trombone and the people who play it.

Originally, this FAQ was designed to handle questions that cropped up frequently on what used to be the IHS' Horn e-mail list. Nowadays, it is just the Horn mailing list, as membership is open to any and all.

Website for TPIN which includes primarily discussion boards on various subjects. You can sign up for the network to discover more resources.