Clock Recovery PLL Fits Into Single PLD: 11/23/95 EDN-Design Ideas 

Digital PLL Synthesis: National Semiconductor Application Notes,04-Nov-1995 

Frequency Synthesizer:

Low-cost, programmable oscillator operates at 2 GHz: 5/11/00  EDN-Design Ideas  / All wireless communication systems need a local oscillator. Figure 1 shows a low-cost PLL circuit for the 2-GHz band for such applications as industrial, scientific, and medical (ISM) and satellite personal-communication systems (S-PCS). The central...

New Phase Locked Loops: National Semiconductor Application Notes,04-Nov-1995 Have advantages as frequency to voltage converters & more

Phase Locked Loop Based Clock Generators: National Semiconductor Application Notes,04-Nov-1995 

Phase Locked Loop IC As a Communication System Building Block: National Semiconductor Application Notes,04-Nov-1995 

Phased Lock Loop Schematic:

PLL Synthesizing oscillator (1):

PLL Synthesizing oscillator (2):

PLL Synthesizing oscillator (3):

Unlocked PLL Retains Locked Frequency: 07/20/95 EDN-Design Ideas 

Visual CW Zero Beating Aid: