- #1
tommyli
- 23
- 0
Hello,
I was wondering if anybody could answer a quick question:
What is the typical level of Johnson-Nyquist noise in an analog voltmeter in equilibrium (short circuited)? Is it millivolts?
What is the level for an AC current of order mA at 50Hz?
I was wondering if anybody could answer a quick question:
What is the typical level of Johnson-Nyquist noise in an analog voltmeter in equilibrium (short circuited)? Is it millivolts?
What is the level for an AC current of order mA at 50Hz?