For frequency range 40 MHz to 250 MHz from road vehicles, portable prime movers, construction equipment, agricultural machinery and boats. Method of measurement; insertion loss of components used in making up radio interference suppression devices. Does not apply to aircraft.Cross References:BS 613BS 727BS 800BS 827BS 905BS 1597BS 6862CP 327.201CP 1002CP 1006Replaced by BS CISPR 12:1997 but remains current as it is cited in legislation.All current amendments available at time of purchase are included with the purchase of this document.