Aleph J illustrated build guide

Dual mono "à la ZM" :D

PSX_20210827_161557.jpg
 
Wait. With a single ended configuration IN- is supposed to be run to GND as well as lead going back to the input connector?

Currently I have IN+ and IN- just both running back to the input connector. Assuming that's why I got a huge hum off the my DAC source (I don't bother with a pesky pre) until I equalized its chassis ground back to my power filters GRD terminal.