7. FILE: #UN_WEF2030Agenda #ITUFrequencyBands #SmartCity #3DMIMOhumanactivity #electromagneticspectrum
ITU frequency bands define a set of portions of the radio frequency spectrum: VLF, LF, HF, VHF, UHF, EHF, etc .
https://www.electronics-notes.com/articles/antennas-propagation/electromagnetic-waves-em/radio-spectrum-vlf-lf-mf-hf-vhf-uhf.php
ITU frequency bands define a set of portions of the radio frequency spectrum: VLF, LF, HF, VHF, UHF, EHF, etc .
https://www.electronics-notes.com/articles/antennas-propagation/electromagnetic-waves-em/radio-spectrum-vlf-lf-mf-hf-vhf-uhf.php
🧵7. FILE: #UN_WEF2030Agenda #ITUFrequencyBands #SmartCity #3DMIMOhumanactivity #electromagneticspectrum
ITU frequency bands define a set of portions of the radio frequency spectrum: VLF, LF, HF, VHF, UHF, EHF, etc .
https://www.electronics-notes.com/articles/antennas-propagation/electromagnetic-waves-em/radio-spectrum-vlf-lf-mf-hf-vhf-uhf.php
0 التعليقات
0 المشاركات
2كيلو بايت مشاهدة
0 معاينة
English
French
Spanish
Portuguese
Deutsch
Turkish
Dutch
Italiano
Russian
Romaian
Portuguese (Brazil)
Greek
Polish