The instruments of Embergher are remarkable , not only are the richness and abundance of tone unsurpassed , but also the intonation is perfect . The instruments of Embergher are remarkable , not only the richness and fullness of tone are unequalled , but the intonation is also perfect `` The instruments of Embergher are unsurpassed , not only are the richness and fullness of tone remarkable , but also the intonation is perfect .