A mechanism is provided for customizing communication of correlation data between servers using a custom or proprietary communication protocol. The method includes decoding a bit stream into a first set of parameters compatible with a first compression standard. A current sensor has an output signal representative of the current at the power output. The variable geometry diffuser control in combination with a variable speed drive increases the efficiency of the compressor at partial system loads, and eliminates the need for pre-rotation vanes at the inlet of the centrifugal compressor. The transmitter is arranged to evaluate the list of qualified bands and select a communication method based on the available frequency bands and a selected communication optimization scenario. 1 to 8 \u03bcm and the alloy layer contains an Al7Cu2Fe intermetallic compound or FeAl3 based intermetallic compounds.