Otu esi akọwa na gbakọọ dB, dBm, dBw… kedu ihe dị iche n'etiti ha?dB kwesịrị ịbụ echiche kachasị mkpa na nkwukọrịta ikuku.anyị na-ekwukarị "nfufe bụ xx dB," "ike nnyefe bụ xx dBm," "eriri antenna bụ xx dBi" ... Mgbe ụfọdụ, dB X a nwere ike ịgbagwoju anya na ọbụna ...
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