A signal has passed through three cascaded amplifiers, each with a 4 dB gain. What is the total gain? How much is the signal amplified? *
2 points
(a) The total gain is 12 dB and the signal is amplified by the factor of 25.85
(b) The total gain is 64 dB and the signal is amplified by the factor of 25.85
(c) The total gain is 12 dB and the signal is amplified by the factor of 15.85
(d) The total gain is 64 dB and the signal is amplified by the factor of 15.85
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