CA1034203A - Field strength meter - Google Patents

Field strength meter

Info

Publication number
CA1034203A
CA1034203A CA227,807A CA227807A CA1034203A CA 1034203 A CA1034203 A CA 1034203A CA 227807 A CA227807 A CA 227807A CA 1034203 A CA1034203 A CA 1034203A
Authority
CA
Canada
Prior art keywords
field strength
strength meter
meter
field
strength
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA227,807A
Other languages
English (en)
French (fr)
Inventor
Jack D. Cauldwell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meritor Inc
Original Assignee
Arvin Industries Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Arvin Industries Inc filed Critical Arvin Industries Inc
Application granted granted Critical
Publication of CA1034203A publication Critical patent/CA1034203A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0007—Frequency selective voltage or current level measuring
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
    • G01R29/0871—Complete apparatus or systems; circuits, e.g. receivers or amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
CA227,807A 1974-06-10 1975-05-27 Field strength meter Expired CA1034203A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US477776A US3908165A (en) 1974-06-10 1974-06-10 Field strength meter

Publications (1)

Publication Number Publication Date
CA1034203A true CA1034203A (en) 1978-07-04

Family

ID=23897313

Family Applications (1)

Application Number Title Priority Date Filing Date
CA227,807A Expired CA1034203A (en) 1974-06-10 1975-05-27 Field strength meter

Country Status (6)

Country Link
US (1) US3908165A (ja)
JP (1) JPS518976A (ja)
CA (1) CA1034203A (ja)
DE (1) DE2525558A1 (ja)
FR (1) FR2274049A1 (ja)
GB (1) GB1487296A (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4023104A (en) * 1975-08-08 1977-05-10 Alpha Engineering Corporation System for establishing signal level for transmission of a CATV cable
US4072899A (en) * 1976-04-26 1978-02-07 Comsonics, Inc. RF leak detector
JPS62232475A (ja) * 1986-04-02 1987-10-12 Hitachi Chem Co Ltd 熱硬化性接着フイルム
CA2021217C (en) * 1989-07-18 1994-11-01 Akira Ishikura Radio communication apparatus having a function for displaying reception field strength and method of controlling the apparatus
DE4208365A1 (de) * 1992-03-16 1993-09-23 Wolfgang Stoll Elektronisches breitband - hochfrequenz - spannungspegel - handmessgeraet
US5493210A (en) * 1993-06-10 1996-02-20 Trilithic, Inc. Combined signal level meter and leakage detector
US6041076A (en) * 1997-12-02 2000-03-21 Wavetek Corporation Digitally modulated CATV power measurement using undersampling
US6611150B1 (en) 1999-03-31 2003-08-26 Sadelco, Inc. Leakage detector for use in combination with a signal level meter
US20050144648A1 (en) * 2003-10-31 2005-06-30 Gotwals Michael D. Communication network analysis apparatus with internetwork connectivity
US7403486B2 (en) * 2003-10-31 2008-07-22 Acterna Signal level measurement and data connection quality analysis apparatus and methods
US7796526B2 (en) * 2003-10-31 2010-09-14 Acterna Versatile communication network test apparatus and methods
DE102006014842B4 (de) * 2006-03-30 2010-10-07 Texas Instruments Deutschland Gmbh Integrierter Empfangssignalstärkeanzeiger (RSSI) mit linearer Kennlinie und geringem Strombedarf
CN105510724A (zh) * 2015-11-30 2016-04-20 中国科学院紫金山天文台 基于磁场调控的高稳定太赫兹超导热电子相干探测器系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522369A (en) * 1950-09-12 Selective frequency translating
US3284709A (en) * 1962-01-17 1966-11-08 American Gage & Mach Precision voltmeter using selectable series connected, digitally related resistors which are calibrated to read the value of input signal
US3634763A (en) * 1970-05-07 1972-01-11 Salvatore Micale Digital voltmeter using adaptive circuit techniques

Also Published As

Publication number Publication date
FR2274049A1 (fr) 1976-01-02
JPS518976A (ja) 1976-01-24
DE2525558A1 (de) 1976-02-12
AU8148375A (en) 1976-11-25
US3908165A (en) 1975-09-23
GB1487296A (en) 1977-09-28

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