The M 147 Tube brings back the classic sound of Neumann’s famous tube microphones of the 1950s. The M 147 tube is a cardioid microphone using the same large diaphragm capsule as the legendary U 47 but combines it with an innovative tube circuit for lowest noise. Its transformerless output stage ensures superb performance at an attractive price. Features: - Same K47 capsule design as the legendary Neumann U 47 - Cardioid pattern - Classic sound with unmatched presence - Tube circuit with extremely low self-noise - Transformerless output stage - Comes with power supply