Gmdss_e3 : Element 3 - Question 191 - Total Questions: 605 | « Previous Question | |
| What is the definition of a phase-locked loop (PLL) circuit? | |
| A | A servo loop consisting of a ratio detector, reactance modulator, and voltage-controlled oscillator. |
| B | A circuit also known as a monostable multivibrator. |
| C | A circuit consisting of a precision push-pull amplifier with a differential input. |
| D | A servo loop consisting of a phase detector, a low-pass filter and voltage-controlled oscillator. |
