Measuring, signaling, checking (supervision) apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; computers, computer peripherals, computer terminals, recorded computer programs to be used in relation to emc measurements and ce marking; components and software for measuring instruments; emi/emc measurement software, measurement software; equipment for the processing of data; equipment for analog/digital, digital/analog or digital/digital converting electrical signals; field intensity sensors; modular storage units specially designed for containing diskettes and other such carriers containing software (called "modular software racks")