Lowering the Tenor Partial Change
To set the SAT’s ‘Up or Down Memory Storage’ to DOWN: Press BluShift and then STO/MEM to store the settings for B2, A#2, and A2. (Contains button pressing video).
Reasons for lowering the FAC tuning’s Tenor Partial Change
When using the A2-A4 range for tuning a 2-Octave Temperament, all the notes within that 2 octave range need to use their 4th partials. This eliminates any possibility of a partial change error in that A2-A4 range. (Contains button pressing video).