ETSI EN 300 330
ETSI EN 300 330
ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Short Range Devices (SRD); Technical characteristics and test methods for radio equipment in the frequency range 9 kHz to 25 MHz and inductive loop systems in the frequency range 9 kHz to 30 MHz
standard published 05/01/1999 by European Telecommunications Standards Institute