Though not strictly a jazz bassist and certainly one of the least flamboyant improvisers, Eberhard Weber is among Europe's finest bassists. His style doesn't embrace either a bluesy orientation or an animated, energetic approach. Weber's influences are primarily European, notably contemporary classical and new music. His technique of using contrasting ostinato patterns in different voices was taken from composer Steve Reich. He's also made innovations in bass design. Weber added an extra string to his electric bass at the top in the early '70s; this extended its range and gave...