{"id":"https://openalex.org/W2048925331","doi":"https://doi.org/10.1049/pi-3.1949.0004","title":"A pulse test set for the measurement of small impedance irregularities in high-frequency cables","display_name":"A pulse test set for the measurement of small impedance irregularities in high-frequency cables","publication_year":1949,"publication_date":"1949-01-01","ids":{"openalex":"https://openalex.org/W2048925331","doi":"https://doi.org/10.1049/pi-3.1949.0004","mag":"2048925331"},"language":"en","primary_location":{"id":"doi:10.1049/pi-3.1949.0004","doi":"https://doi.org/10.1049/pi-3.1949.0004","is_oa":false,"landing_page_url":"https://doi.org/10.1049/pi-3.1949.0004","pdf_url":null,"source":{"id":"https://openalex.org/S4210170009","display_name":"Proceedings of the IEE - Part III Radio and Communication Engineering","issn_l":"0369-8947","issn":["0369-8947","2054-0442"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the IEE - Part III: Radio and Communication Engineering","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112054807","display_name":"F.F. Roberts","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"F.F. Roberts","raw_affiliation_strings":["Engineering Department, General Post Office, , UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Engineering Department, General Post Office, , UK","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5112054807"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.21939093,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"96","issue":"39","first_page":"17","last_page":"23"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11607","display_name":"Microwave and Dielectric Measurement Techniques","score":0.8281000256538391,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11607","display_name":"Microwave and Dielectric Measurement Techniques","score":0.8281000256538391,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11851","display_name":"Electromagnetic Compatibility and Measurements","score":0.0674000009894371,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12737","display_name":"Electrical Fault Detection and Protection","score":0.0364999994635582,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/return-loss","display_name":"return loss","score":0.8679999709129333},{"id":"https://openalex.org/keywords/short-pulses","display_name":"short pulses","score":0.6460000276565552},{"id":"https://openalex.org/keywords/carrier-frequency","display_name":"carrier frequency","score":0.5379999876022339},{"id":"https://openalex.org/keywords/impedance-measurement","display_name":"impedance measurement","score":0.5559999942779541},{"id":"https://openalex.org/keywords/cable-testing","display_name":"cable testing","score":0.3409999907016754}],"concepts":[{"id":"https://openalex.org/C2777663116","wikidata":"https://www.wikidata.org/wiki/Q183389","display_name":"Coaxial cable","level":3,"score":0.831352949142456},{"id":"https://openalex.org/C17829176","wikidata":"https://www.wikidata.org/wiki/Q179043","display_name":"Electrical impedance","level":2,"score":0.6126120686531067},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.6056218147277832},{"id":"https://openalex.org/C196901423","wikidata":"https://www.wikidata.org/wiki/Q3933836","display_name":"Return loss","level":3,"score":0.5528912544250488},{"id":"https://openalex.org/C51221625","wikidata":"https://www.wikidata.org/wiki/Q1751466","display_name":"Coaxial","level":2,"score":0.5075377225875854},{"id":"https://openalex.org/C2779426996","wikidata":"https://www.wikidata.org/wiki/Q18389128","display_name":"Echo (communications protocol)","level":2,"score":0.42870211601257324},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4159984886646271},{"id":"https://openalex.org/C102260082","wikidata":"https://www.wikidata.org/wiki/Q499193","display_name":"Carrier signal","level":3,"score":0.41107624769210815},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3946570158004761},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3856554627418518},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.37501218914985657},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23725619912147522},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.21754086017608643},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.08277714252471924},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C110925319","wikidata":"https://www.wikidata.org/wiki/Q12855","display_name":"Cable gland","level":2,"score":0.0},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1049/pi-3.1949.0004","doi":"https://doi.org/10.1049/pi-3.1949.0004","is_oa":false,"landing_page_url":"https://doi.org/10.1049/pi-3.1949.0004","pdf_url":null,"source":{"id":"https://openalex.org/S4210170009","display_name":"Proceedings of the IEE - Part III Radio and Communication Engineering","issn_l":"0369-8947","issn":["0369-8947","2054-0442"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the IEE - Part III: Radio and Communication Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2166939771","https://openalex.org/W246868182","https://openalex.org/W1966689863","https://openalex.org/W1965176211","https://openalex.org/W2083781669","https://openalex.org/W2086995592","https://openalex.org/W2054079275","https://openalex.org/W7017996787","https://openalex.org/W4239074270","https://openalex.org/W150362892"],"abstract_inverted_index":{"A":[0],"test":[1],"set":[2],"has":[3],"been":[4],"developed":[5],"which":[6],"enables":[7],"the":[8,24,32,43],"degree":[9],"of":[10,13,23,27,37,53,57,66],"impedance":[11],"irregularity":[12],"a":[14,54],"high-frequency":[15],"coaxial":[16],"cable":[17],"to":[18,68],"be":[19],"measured":[20],"in":[21],"terms":[22],"return":[25,64],"loss":[26],"echo":[28,63],"pulses":[29,36,49],"reflected":[30],"from":[31],"irregularities":[33],"when":[34],"short":[35],"carrier":[38,55],"frequency":[39,56],"are":[40],"fed":[41],"into":[42],"cable.":[44],"The":[45],"tester":[46],"described":[47],"employs":[48],"0.3":[50],"microsec":[51],"long,":[52],"20":[58],"Mc/s,":[59],"and":[60],"can":[61],"measure":[62],"losses":[65],"up":[67],"90":[69],"db.":[70]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
