無線電單位公式表 - 星龍行首頁

無線電單位公式表 Ham Radio - RF Units Conversion Decibel Conversions dB = 10 log [P2/P1] Decibels relative to Power Decibel Conversions dB = 20 log [V1/V2] Decibels relative to Voltage across same resistance Decibel Conversions dB = 20 log [I1/I2] dB m ...

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