Audiotechnik J-Infra Subwoofer

The J-INFRA is a large-format cardioid subwoofer designed to enhance J-Series systems by extending frequency response down to 27 Hz. Featuring three 21" drivers in two bass-reflex chambers, it provides precise low-frequency reproduction with maximum SPL of 144 dB. The cardioid design, optimized by front and rear driver configuration, minimizes unwanted rear energy and reduces low-frequency reverberation. It supports ground-stacked configurations and can be arranged in infra subwoofer arrays. Constructed from marine plywood with a weather-protected finish, the J-INFRA includes eight handles and... Read More