TABLE 9D Regulatory parameters Spectrum Power/ access and Channel ECC/ERC Frequency band magnetic Notes mitigation spacing Decision field requirement a 2 4462 454 MHz 500 mW No requirement Transmitting only in e.i.r.p. presence of trains. 5 channels, each 1.5 MHz wide within the band 2 4462 454 MHz. b 27.09027.100 MHz 42 dB(µA/m) No requirement No Tele-powering and at 10 m spacing downlink signal for Balise/Eurobalise. May also be optionally used for the activation of the Loop/Euroloop. NOTE Centre frequency – is 27.095 MHz. c 984-7 484 kHz 9 dB(µA/m) < 1% duty No Transmitting only on at 10 m cycle spacing receipt of a Balise/Eurobalise telepowering signal from a NOTE Centre frequency – is 4 234 kHz. d1 516-8 516 kHz 7 dB(µA/m) No requirement No Not intended for new at 10 m spacing applications, existing applications to be phased out by 2010. NOTE Centre frequency – is 4 516 kHz. d2 7.3-23.0 MHz dB(µA/m) No requirement No Maximum field strength −7 at 10 m spacing specified in a bandwidth of 10 kHz, spatially averaged over any 200 m length of the loop. Transmitting only in presence of trains. Spread spectrum signal, code length: 472 chips. NOTE Centre frequency – is 13.547 MHz. 2.5 Road transport and traffic telematics (RTTT) 9E covers frequency bands and regulatory as well as informative parameters recommended for road transport and traffic telematics (RTTT) including radar system installations to be used in vehicles.
TABLE 9D Regulatory parameters Frequency band Power/ magnetic field Spectrum access and mitigation requirement Channel spacing ECC/ERC Decision Notes a 2 4462 454 MHz 500 mW e.i.r.p. No requirement Transmitting only in presence of trains. 5 channels, each 1.5 MHz wide within the band 2 4462 454 MHz. b 27.09027.100 MHz 42 dB(µA/m) at 10 m No requirement No spacing Tele-powering and downlink signal for Balise/Eurobalise. May also be optionally used for the activation of the Loop/Euroloop. NOTE – Centre frequency is 27.095 MHz. c 984-7 484 kHz 9 dB(µA/m) at 10 m < 1% duty cycle No spacing Transmitting only on receipt of a Balise/Eurobalise telepowering signal from a NOTE – Centre frequency is 4 234 kHz. d1 516-8 516 kHz 7 dB(µA/m) at 10 m No requirement No spacing Not intended for new applications, existing applications to be phased out by 2010. NOTE – Centre frequency is 4 516 kHz. d2 7.3-23.0 MHz −7 dB(µA/m) at 10 m No requirement No spacing Maximum field strength specified in a bandwidth of 10 kHz, spatially averaged over any 200 m length of the loop. Transmitting only in presence of trains. Spread spectrum signal, code length: 472 chips. NOTE – Centre frequency is 13.547 MHz. 2.5 Road transport and traffic telematics (RTTT) 9E covers frequency bands and regulatory as well as informative parameters recommended for road transport and traffic telematics (RTTT) including radar system installations to be used in vehicles.
R-REP-SM.2153-2-2011-MSW-E.docx