Kurzweil K2661 Musician's Manual page 552

DSP Functions
The DSP Functions
Because the pitch of the slave waveform is forced to be nearly that of the master, you can adjust
the key tracking of the slave to values less than 100 cents per key without affecting the pitch.
This will help reduce some of the harshness at the high end of the keyboard.
Figure 16-6
16-56
+ full
scale
- full
scale
+ full
scale
- full
scale
+ full
scale
- full
scale
+ full
scale
- full
scale
Hard Sync Functions
Pitch of Master
Sawtooth
Pitch of Slave
Sawtooth = 1/3
x Master's
Pitch of Slave
Sawtooth = 3/2
x Master's
Pitch of Slave
Sawtooth = 10/3
x Master's