How to Connect a Subwoofer: Low & High Level Connections | Home Cinema Guide
Sugden Audio - #FAQ How do I connect a subwoofer to my amplifier? Most subwoofers used in a high-end audio system have two inputs called HIGH and LOW. The LOW input is
Pure Subwoofer Front Plate Low Pass Filter High Level Input Diy Pre Tone Balanced Input / Output Board - Switch Caps - AliExpress