1.
Concordia Viols - Crye by Concordia Viols (2001-10-02) - Amazon.com Music The gorgeous sound of the consort of viols will tell you everything you need to know about a speaker's midrange.
2. John O'Conor - Beethoven: Piano Sonatas, Vol. 1 (Moonlight, Pathetique, Appassionata) - Amazon.com Music Well-recorded piano music tells you a lot about a speaker.
3. Samuel Barber, Erich Wolfgang Korngold, André Previn, London Symphony Orchestra, André Previn, Gil Shaham - Barber: Concerto for Violin & Orchestra, Op. 14 / Korngold: Much Ado about Nothing Suite, Op. 11 - Amazon.com Music Here's a real litmus test. On speakers that are tipped up or otherwise too bright, the violin tone will be edgy or astringent. On good speakers it will be just right. As for bass extension, there are bass figures here that are not loud but should be audible; listen to hear how clear they are.
2. John O'Conor - Beethoven: Piano Sonatas, Vol. 1 (Moonlight, Pathetique, Appassionata) - Amazon.com Music Well-recorded piano music tells you a lot about a speaker.
3. Samuel Barber, Erich Wolfgang Korngold, André Previn, London Symphony Orchestra, André Previn, Gil Shaham - Barber: Concerto for Violin & Orchestra, Op. 14 / Korngold: Much Ado about Nothing Suite, Op. 11 - Amazon.com Music Here's a real litmus test. On speakers that are tipped up or otherwise too bright, the violin tone will be edgy or astringent. On good speakers it will be just right. As for bass extension, there are bass figures here that are not loud but should be audible; listen to hear how clear they are.