Earthworks 521 Single Channel Zero Distortion Technology Preamplifier

The Earthworks 521 Single Channel Zero Distortion Technology Preamplifier features switchable phantom power, polarity invert and peak amplitude clip detection. The transformer less output stage of 521 ZDT lets you easily drive long cable runs without loss of quality, making it ideal for long cable runs. Transparent gain is switchable from 5dB to 60dB in 5dB steps.The Earthworks microphone preamplifier topology provides outstanding common mode rejection, excellent overload margin and an incredibly low noise floor, combined with the ultra wide bandwidth of the ZDT Preamps and distortion of less than 1 part per million. This exceptional level of performance is maintained over an extensive range of impedances applied to the input making the 521 suitable for practically any microphone ribbon, dynamic or condenser.