A wireless receiver for receiving signals from a satellite positioning system, and receiving signals from a communications system uses a common path in the receiver, and derives position information from the received signals by correlation with a code. At least one switchover point from one stage to another stage is determined based upon a given input load and is correlated with transmission operating parameters, such as transmission ratio, hydraulic pressure within a chamber in the torque sensor, and transmission output torque. The process temperature of the heating unit LHP3 is changed after the last wafer A10 of the first lot A has been processed by the heating unit LHP3. The mobile communications device then uses its cellular connection to verify the authenticity of the digital certificate with its service provider. Further embodiments include inserts for percussion instruments having surfaces with similar apertures formed therethrough. The housing is provided with ribs arranged in a circumferential direction of the rotating shaft so as to form cooling air outlet windows.