Line level detection using adc from a passive summing box. Noise on stereo summing circuit from led s. The circuit is totally passive so no power supply is needed.
So i ordered some parts blank 19 rack plate a bunch of trs jacks and resistors and got into building my custom passive summing mixer here are some pictures.
Noise on stereo summing circuit from led s. Trs jacks and resistors. What we end up with is a passive bus mixer. Noise on stereo summing circuit from led s.
