Radial J48 Phantom Powered Active Direct BoxThe Radial J48 is the world's finest active direct box. It has been optimized to handle extreme transients while maintaining the integrity of the audio signal to allow the natural tone of the instrument to shine through, both on stage and in the recording studio. Most battery powered guitars and basses will produce as much as 7 Volts when played at maximum volume, which can easily overload typical active direct boxes which are only able to handle