Sean87
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Hi all,
The formula for resistor's thermal noise (johnson noise) is:
My question is, How to decide what bandwidth should be used in this formula? For example, I am lighting up a LED with a 12V DC source through a resistor, what will be the bandwidth?
The formula for resistor's thermal noise (johnson noise) is:
My question is, How to decide what bandwidth should be used in this formula? For example, I am lighting up a LED with a 12V DC source through a resistor, what will be the bandwidth?