Yamaha P-2200 - Manual (Page 20)

Fig. 33 - Dynamic Range in an Audio System
NOTE: The P-2200 actually has a maximum signal to noise ratio of 110dB
(which is its dynamic range!. The SYSTEM'S Dynamic Range is limited by
acoustic noise at the mic input, for the system shown, and by the maximum
signal to noise ratio of the PM-700 Mixer (93dB), a very respectable figure for
a high gain device.