Patent ID: 9031246
Filing Date: 2015-05-12
Classification: H04R

Abstract:
1. A system comprising: a pipe comprising at least one section that spans between a first end and a second end of the pipe, wherein the pipe has a cylindrical cross-section; a mount comprising a receptacle positioned in the pipe a first distance from the first end and a second distance from the second end, wherein the receptacle receives a device having at least one microphone that is to be calibrated and secures the at least one microphone a third distance inside an inside surface of the pipe; a clamp attached to the mount and comprising a first arm rotateably coupled to a second arm that controls the first arm between an open position and a closed position; a platform and a spindle connected to the first arm, wherein the spindle includes a cushion tip on a distal end, wherein when the device is present in the receptacle and the first arm is in the closed position the cushion tip contacts the device and seats the device in the receptacle; and an adapter connected to the first end that connects a loudspeaker to the pipe, wherein the pipe controls an acoustic energy experienced by the plurality of microphones so that each microphone of the plurality of microphones receives equivalent acoustic energy.