{"title":"A phase-locked loop indicator for use in very long baseline interferometry","authors":"A. Gallerani","doi":"10.1088/0022-3735/22/9/019","DOIUrl":null,"url":null,"abstract":"A precise phase-locked loop lock detector for very long baseline interferometry is presented. Important characteristics of the circuit design are its simplicity and low cost. In the minimum configuration, only one up-down counter, one double monostable and one NOR gate chip are required.","PeriodicalId":16791,"journal":{"name":"Journal of Physics E: Scientific Instruments","volume":"1 1","pages":"781-783"},"PeriodicalIF":0.0000,"publicationDate":"1989-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Journal of Physics E: Scientific Instruments","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1088/0022-3735/22/9/019","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
Abstract
A precise phase-locked loop lock detector for very long baseline interferometry is presented. Important characteristics of the circuit design are its simplicity and low cost. In the minimum configuration, only one up-down counter, one double monostable and one NOR gate chip are required.