Home / Forums / Buying a melodica / Tenor Melodica / Reply To: Tenor Melodica Reply To: Tenor Melodica July 28, 2015 at 4:32 am #5714 Melodica-MeParticipant Quetscher, if you take middle C that is C4 an octave below that is C3 and an octave below that is C2 the B next to C2 is B2 not the one next to C3. Take a look at the piano chart that Alan posted, that will help you see where it is. Melodica-Me