Look at the peak monitor on your audio software and make minor adjustments to the gain knob until your audio is peaking somewhere between -18 and -12 dB. So almost a 3/4 turn from the starting point. Having used this setup before, we know that setting the AudioBox’s gain knob to just above the 3 o’clock position. Audio Technica AT2020 & PreSonus AudioBox USB 96 Gain Setup Always check you have turned on phantom power if you have a problem getting sound from your AT2020. If you don’t turn on phantom power, the AT2020 won’t sound bad it simply won’t make any sound at all. The AudioBox is powered by your computer via the USB cable, and it has a 48v button, which is used to supply phantom power to your microphone. The Audio Technica AT2020 is a condenser microphone, so it won’t work without an external power source.
