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Table 5 Summary of amplifier characteristics.

From: Mixed-Signal Architectures for High-Efficiency and Low-Distortion Digital Audio Processing and Power Amplification

Design metric

Value

Test conditions

Efficiency

94% at 45 Wrms

16-bit 44.1 kS/s signal, 1 kHz tone

THD

0.13% at 45 Wrms

 

Pmax

70 Wrms

4  load