Thefirsteditionofthisbookwaspublishedin1966andthesecondin1979.Phaselockwasanunimaginablyexoticsubjectin1966,withlimitedapplicationsandfewpractitioners.Nowphaselockisamaturesubject:myriadsofphaselockloopsareensconcedintheworld’selectronicdevices;numerousapplicationsincludephaselockloo