001: 2582
003: Starlibrary PMS 4.5
005: 20180420
020: ^a0750650451
066: ^aAd.T
072: ^aFilter applications
082: ^a621
100: ^aAdrew Leven
240: ^aTelecommunication circuits and technology
245: ^aTelecommunication circuits and technology
260: ^c2000
650: ^aModulation systems
650: ^aOscillators