How to use Tuning Drones:

Always put your instrument in tune using the main tuning slide and a tuner on a tuning note before working on drones.

Play the drone in the octave you want to work on.   Listen for acoustical beats and lip up/down to correct intonation flaws.

Download all tuning drones in one zip file - Click Here

Low Octave
Eb    E    F    F#    G    Ab    A    B    C    Db    D    Eb    E

Middle/Upper Octave
Eb    E    F    F#    G    Ab    A    Ab     A    B    C    Db    D    Eb