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Baris 46: \| issue = \| pages = \| doi = \| id = \| url = http://blog.unand.ac.id/radipermana/spektrum-frekuensi-radio/ \| publisher = \| format = \| accessdate = 27-Februari-2015 }}{{Pranala mati\|date=Mei 2021 \|bot=InternetArchiveBot \|fix-attempted=yes }}</ref>: ~~}}</ref>:~~ * [[TLF\|Tremendously low frequency (TLF)]]: < 3Hz: >100.000 km: Natural Electromagnetic Noise * [[ELF\|Extremely Low Frequency (ELF)]]: 3 – 30 Hz: 10.000 – 100.000 km: Submarines

Spektrum frekuensi radio: Perbedaan antara revisi