Let your signals flow, as naturally and powerfully as a river! The River Series embodies this claim down to the last detail: with high-precision circuitry designed by our award-winning engineers so your sound remains uncoloured until it reaches its destination: the heart of your listeners. That’s exactly what Palmer® stands for. Since 1980, we've been manufacturing audio tools for professional use on stage, in broadcast, and in the studio. Musicians and sound engineers all over the world value our solutions, developed in Germany, for their unobstructed signal flow and pure sound – crystal clear and as alive as water! So what could be more fitting than to name the River Series models after German rivers? Discover our reliable and well-proven DI boxes, re-amplification boxes, line isolators, splitters and mergers.