Available as an assembled Module and as a DIY project.
This Module is currently available.
MG ID: 58547
The Quad Balanced Line Driver converts modular-level signals to professional balanced line-level outputs using four independent channels with gain control, phase reverse switching, and balanced TRS connectivity.
The LGE061 Quad Balanced Line Driver converts modular-level signals to professional balanced line-level outputs using four independent channels with gain control, phase reverse switching, and balanced TRS connectivity. Perfect for connecting Serge-compatible modular systems to mixers, audio interfaces, recording consoles, and live sound equipment while maintaining low noise and exceptional signal quality.
https://www.low-gain.com/shop/p/low-gain-lge061-balanced-line-driver-4u-serge-compatible
These merchants probably sell this module. Huh?