The following figure shows a description of various noise sources in an op amp circuit in a technical article from TI. Why is the gain resistor Rg so different, not rt4kTRg?
[i=s]This post was last edited by lising on 2019-7-2 15:02[/i]This experiment uses the internal timer resources of CH549 to generate timing and control the onboard LED flip to produce a flashing effec
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One of the important signs of battery status is its internal resistance. Whether the battery is about to fail, the capacity is insufficient, or the charging and discharging is improper, it can be refl