Physics · Electronics
Which of the following is true regarding a common emitter transistor amplifier?
- 1It is exclusively used in ultra-high-frequency applications.
- 2The output voltage is 180° out of phase with respect to the input voltage.✓
- 3It is also known as an emitter follower.
- 4It is used primarily for high impedance matching.
Correct answer
The output voltage is 180° out of phase with respect to the input voltage.
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