Negative dB values represent（）.
A.power gain
B.power losses
C.power values that do not change
正確答案：power losses
題目：Negative dB values represent（）.
關鍵字：智慧樹
相關試題
1.Under difference-mode operation， the difference-mode voltage gain for this circuit is（）.
2.An amplifier has a midband power gain of 24，500.What is the value of the power gain in dB for the circuit？（）
3.The inverting and noninverting inputs to an op-amp are used to drive a（n）（）amplifier.
4.When a given op-amp has a common-mode input of 10 V， the output of the device is 10 V.；When the device has a differential input of 2 mV， the output of the device is 10 V.What is the CMPR of the device？（）
5.The bandwidth of an amplifier is（）.
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