Kahler - Kahler may refer to: Kahler Asten - The Kahler Asten (German pronunciation ) is an 841.9-metre-high mountain in the Rothaar range in the district of Hochsauerland, in the German state of North Rhine-Westphalia. Kahler Tremolo System - The Kahler Tremolo System is an electric guitar bridge with a cam operated vibrato arm system.