"Never over complicate things. Accept "bad" days. Always enjoy yourself when playing, love the sound we can make on our instruments (because that's why we all started playing the Euph)"
Euph: Yamaha 642II Neo - 千歌音
Mouthpiece: K&G 4D, Denis Wick 5AL
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Another factor is the weight of the instrument. I've aged , so I switched from my Yamaha Compensated Euphonium to this Besson because it is sooo much lighter. It's easier to hold without the need for a "pillow" on my knee. Sounds OK, but some intonation problems with a too flat Eb.