The ADK Z-47 is a 9-polar pattern studio tube condenser microphone, that has been modelled from the classic Neumann U-47 tube-mic. The Z mod series microphones by ADK, are their top-of-the-line custom shop handmade microphone collection. All Z Mod mic’s are built as one offs in the USA. The Z-47 offers a neutral mid frequency response, slightly biased high-mids and a rich bottom end. ADK claim the Z-47 is the flattest sounding microphone from their Z collection.