3-dB Frequency in Low Frequency Response Amplifiers Formulas

3-dB frequency is the point at which the signal has been attenuated by 3dB (in a bandpass filter). And is denoted by f_L. 3-dB Frequency is usually measured using the Hertz for Frequency. Note that the value of 3-dB Frequency is always positive.

Formulas to find 3-dB Frequency in Low Frequency Response Amplifiers

fx3 DB Frequency of CS Amplifier without Dominant PolesGo

Low Frequency Response Amplifiers formulas that make use of 3-dB Frequency

fxUnity-Gain BandwidthGo

List of variables in Low Frequency Response Amplifiers formulas

fx Pole Frequency 1 Go

fx Frequency of Dominant Pole Go

fx Pole Frequency 3 Go

fx Frequency Go

FAQ

What is the 3-dB Frequency?

3-dB frequency is the point at which the signal has been attenuated by 3dB (in a bandpass filter). 3-dB Frequency is usually measured using the Hertz for Frequency. Note that the value of 3-dB Frequency is always positive.

Can the 3-dB Frequency be negative?

No, the 3-dB Frequency, measured in Frequency cannot be negative.

What unit is used to measure 3-dB Frequency?

3-dB Frequency is usually measured using the Hertz[Hz] for Frequency. Petahertz[Hz], Terahertz[Hz], Gigahertz[Hz] are the few other units in which 3-dB Frequency can be measured.

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