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77. A feedback amplifier has a ________ upper 3-dB frequency and a ________ lower 3-dB frequency compared to an amplifier without feedback.
(a) smaller, higher
(b) higher, smaller
(c) smaller, smaller
(d) higher, higher
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- 555555555530. An amplifier with negative feedback has ________ bandwidth than (as) the amplifier without feedback. (a) the same (b) less (c) more (d) None of the above
- 555555555553. The decibel (dB) is defined such that ________ decibel(s) = ________ bel(s). (a) 1, 10 (b) 10, 1 (c) 1, 1 (d) 10, 10
- 5555555555166. What is the output voltage? (a) 15 V (b) 5 V (c) –5 V (d) –15 V