A device that is created to allow a collection of TransducerChannels to be treated as a single entity. A TransducerChannel proxy is similar to a normal TransducerChannel except that it does not require a TransducerChannel TEDS, it cannot have a Calibration TEDS, Transfer Function TEDS or Frequency Response TEDS. It may support other TEDS. A TransducerChannel proxy may respond to commands. : What follows is a list of the Transducers that are represented by the proxy.