TVET Professional Subjects
Senior High
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求解
國有一個放大電路,其電壓增益4. 等於100,電流增益4. 等於1000,試求其分貝電壓
增益A. de)、分貝電流增益A de) 與分貝功率增益AdB)
為多少?
v(dB
i(dB
p
例題5-4
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