Suppose R2 =100 kΩ. What value of R1 gives a gain of−5?
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Suppose R2 =100 kΩ. What value of R1 gives a gain of−5?
Given:
To find the value of R1 when gain is -5.
R2 =100 kΩ.
The voltage gain can be defined as:
Here,
can be voltage gain,
can be output voltage,
can be input voltage.
In inverting amplifier, the voltage gain can be written as:
Here,
can be input resistor,
can be feedback resistor.
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