Question:medium
If each stage of a three-stage amplifier has a gain of \(10\), the overall gain in dB is
If each stage of a three-stage amplifier has a gain of \(10\), the overall gain in dB is
Show Hint
For cascaded amplifiers,
\[
\boxed{
A_{\text{total}}=A_1A_2A_3\cdots
}
\]
and
\[
\boxed{
G_{dB}=20\log_{10}(A_v).
}
\]
Updated On: Jul 14, 2026
- \(10\,\text{dB}\)
- \(20\,\text{dB}\)
- \(30\,\text{dB}\)
- \(60\,\text{dB}\)
Show Solution
The Correct Option is D
Solution and Explanation
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