Sensing/control/identification devices of machines are provided. The devices include a shielding defining a shielded volume, a rectification and power conditioning module within the shielded volume and configured to receive electromagnetic (EM) transmissions from an EM transmitting source and convert said EM transmissions to electrical power, a communication interface module within the shielded volume and configured to receive power from the rectification and power conditioning module and at least one of receive the EM transmissions or transmit EM communications, and a control module within the shielded volume and configured to at least one of (i) receive the EM transmissions from the communication interface for processing or prepare the EM communications for transmission from the communication interface module and (ii) communicate with a remote sensor of the machine.