A current amplification of 2000 is a gain of_________________?
Correct answer: B. 66 db
- A. 3 db
- B. 66 db
- C. 20 db
- D. 200 db
Explanation
Current gain in decibels is 20 log10(Ai), so 20 log10(2000) is approximately 66 dB. The 20 dB value would correspond to a current gain of only 10.
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