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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 Please tell me, Why the cutoff frequency is taken for 3dB and not other values like 1 or 2 db? | ResearchGate](https://www.researchgate.net/profile/Peeyush-Garg/post/Please-tell-me-Why-the-cutoff-frequency-is-taken-for-3dB-and-not-other-values-like-1-or-2-db/attachment/59d6205cc49f478072e980c1/AS%3A271755719970816%401441803020689/download/Butterworth_response.svg.jpg)
Please tell me, Why the cutoff frequency is taken for 3dB and not other values like 1 or 2 db? | ResearchGate
![circuit analysis - Why is the closed gain loop -3dB from the open loop gain rather than some other value? - Electrical Engineering Stack Exchange circuit analysis - Why is the closed gain loop -3dB from the open loop gain rather than some other value? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/eKCm0.png)
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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