Source Impedance in Electronics Formulas

Source Impedance is the opposition to current flow that the source presents to the load. And is denoted by R_s. Source Impedance is usually measured using the Ohm for Electric Resistance. Note that the value of Source Impedance is always positive.

Formulas to find Source Impedance in Electronics

fxSource Impedance of Low Noise AmplifierGo

Electronics formulas that make use of Source Impedance

fxReturn Loss of Low-Noise AmplifierGo

fxOutput Impedance of Low Noise AmplifierGo

fxNoise Figure of Low Noise AmplifierGo

fxFeedback Factor of Low Noise AmplifierGo

List of variables in Electronics formulas

fx Output Impedance Go

fx Feedback Resistance Go

FAQ

What is the Source Impedance?

Source Impedance is the opposition to current flow that the source presents to the load. Source Impedance is usually measured using the Ohm for Electric Resistance. Note that the value of Source Impedance is always positive.

Can the Source Impedance be negative?

No, the Source Impedance, measured in Electric Resistance cannot be negative.

What unit is used to measure Source Impedance?

Source Impedance is usually measured using the Ohm[Ω] for Electric Resistance. Megohm[Ω], Microhm[Ω], Volt per Ampere[Ω] are the few other units in which Source Impedance can be measured.

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