Guddiga Isgaarsiinta Federaalka ee Mareykanka (FCC) ayaa soo saaray dukumeenti Abriil 26, 2022 ku saabsan shahaadadii ugu dambeysay iyo tijaabinta soo noqnoqda raadiyaha (RF) Alaabta iftiinka LED: KDB 640677 D01 RF LED Lighting v02.Ujeeddadu waa in la caddeeyo sida xeerarka FCC u khuseeyaan alaabtan iyo in la hubiyo in qalabku aanu u keenin faragelin waxyeello leh adeegyada isgaarsiinta raadiyaha.
Dib-u-eegiddu waxay inta badan caddaynaysaa in darawalka LED-ka lagu tijaabiyay "afar" xaalado wax soo saar oo kala duwan, iyo wax soo saarka kala duwan waxaa lagu beddelaa qalabka tijaabada laambadda."Afar" shuruudaha soo saarista culeyska kala duwan waa sida soo socota:
(1) Korontada wax-soo-saarka ugu badan iyo hadda wax-soo-saarka shaqada ugu yar;
(2) Wax soo saarka ugu badan ee hadda jira iyo tamarta ugu yar ee shaqada;
(3) Awoodda wax-soo-saarka shaqada ee ugu badan (kuwa ugu badan iyo hadda);
(4) Korontada ugu yar ee shaqaynaysa (ugu yar iyo hadda).
Xiriirinta:https://tbt.sist.org.cn/cslm/wyk2/202204/W020220429533145633629.pdf
Waqtiga boostada: Meey-17-2022
