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Please tell me, Why the cutoff frequency is taken for 3dB and not other values like 1 or 2 db? | ResearchGate
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Bande passante à-3dB (a) en fonction de la tension et (b) en fonction... | Download Scientific Diagram
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circuit analysis - Why is the closed gain loop -3dB from the open loop gain rather than some other value? - Electrical Engineering Stack Exchange
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