Tag: audio power amplifier

Hifisonix nx-Amplifier: A High Performance 100 W Class AB Current Feedback Amplifier

8 December 2022

Originally published in December 2012. This power amp design is based on the sx-Amplifier topology, but with the TIS and output stage re-configured for class AB operation, enabling it to deliver 100 W into 8 Ohms. I have kept the design very simple, retaining the CFA topology, providing a very wide -3 dB bandwidth of…
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