The horseshoe symbol is ohms, a measure of electrical resistance called impedance. Look up in the manual for each device whether it should go into a high or low impedance input. If you choose the wrong one, you will know because the sound will be distorted or it will seem to be too soft.


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.