The ITU Radiocommunication Assembly considering a)that Appendix 3 of the Radio Regulations (RR) specifies the maximum permitted levels of spurious emissions, in terms of the mean power level of any spurious component supplied by a transmitter to the antenna transmission line;b)that the principal objective of RR Appendix 3 is to specify the maximum permitted levels of spurious emissions that, while being achievable, provide protection against harmful interference;c)that excessive levels of unwanted emissions may give rise to harmful interference.