Block Diagram of a Phase Locked Loop (Courtesy: www.cardinalxtal.com/docs/notes/cardinal_phase_lock_loop_basics.pdf, as on Feb 28, 2007) Figure 82 shows a Phase Locked Loop frequency multiplier. Since n = 1, the Voltage Controlled Oscillator gives an Output that is 1 times F, that is, F itself.

Block Diagram of a Phase Locked Loop (Courtesy: www.cardinalxtal.com/docs/notes/cardinal_phase_lock_loop_basics.pdf, as on Feb 28, 2007) Figure 82 shows a Phase Locked Loop frequency multiplier. Since n = 1, the Voltage Controlled Oscillator gives an Output that is 1 times F, that is, F itself.