I've used the Ebtech hum eliminator, the TripLite AC filter, and/or the Radio Shack isolation RCA cable as needed.

The one thing I WON'T do is connect a laptop to a PA using a 1/8" (or metric) headphone jack. Way too much potential for terrible, sudden noise.


BIAB 2025 Win Audiophile. Software: Studio One 7 Pro, Swam horns, Acoustica-7, Notion 6, Song Master Pro, Win 11 Home. Hardware: Intel i9, 32 Gb; Roland Integra-7, Presonus 192 & Faderport 8, Royer 121, Adam Sub8 & Neumann 120 monitors.