GB2349955B - Miniature handheld audio signal detector and meter - Google Patents

Miniature handheld audio signal detector and meter

Info

Publication number
GB2349955B
GB2349955B GB9910991A GB9910991A GB2349955B GB 2349955 B GB2349955 B GB 2349955B GB 9910991 A GB9910991 A GB 9910991A GB 9910991 A GB9910991 A GB 9910991A GB 2349955 B GB2349955 B GB 2349955B
Authority
GB
United Kingdom
Prior art keywords
meter
audio signal
signal detector
handheld audio
miniature handheld
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 - Fee Related
Application number
GB9910991A
Other versions
GB2349955A (en
GB9910991D0 (en
Inventor
Lincoln Fong
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9910991A priority Critical patent/GB2349955B/en
Publication of GB9910991D0 publication Critical patent/GB9910991D0/en
Priority to PCT/GB2000/001795 priority patent/WO2000070315A1/en
Priority to AU45955/00A priority patent/AU4595500A/en
Publication of GB2349955A publication Critical patent/GB2349955A/en
Application granted granted Critical
Publication of GB2349955B publication Critical patent/GB2349955B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
    • G01R31/2825—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere in household appliances or professional audio/video equipment
    • 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
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/155—Indicating the presence of voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Steroid Compounds (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB9910991A 1999-05-12 1999-05-12 Miniature handheld audio signal detector and meter Expired - Fee Related GB2349955B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9910991A GB2349955B (en) 1999-05-12 1999-05-12 Miniature handheld audio signal detector and meter
PCT/GB2000/001795 WO2000070315A1 (en) 1999-05-12 2000-05-11 Audio signal detector and meter
AU45955/00A AU4595500A (en) 1999-05-12 2000-05-11 Audio signal detector and meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9910991A GB2349955B (en) 1999-05-12 1999-05-12 Miniature handheld audio signal detector and meter

Publications (3)

Publication Number Publication Date
GB9910991D0 GB9910991D0 (en) 1999-07-14
GB2349955A GB2349955A (en) 2000-11-15
GB2349955B true GB2349955B (en) 2001-04-11

Family

ID=10853292

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9910991A Expired - Fee Related GB2349955B (en) 1999-05-12 1999-05-12 Miniature handheld audio signal detector and meter

Country Status (3)

Country Link
AU (1) AU4595500A (en)
GB (1) GB2349955B (en)
WO (1) WO2000070315A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4882380B2 (en) * 2006-01-16 2012-02-22 ヤマハ株式会社 Speaker system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4092591A (en) * 1975-08-06 1978-05-30 Lozowski Joseph F Electric meter
US4301407A (en) * 1978-10-26 1981-11-17 Siemens Aktiengesellschaft Hand held testing device for indicating an electric test voltage
EP0068501A1 (en) * 1981-06-29 1983-01-05 Siemens Aktiengesellschaft Test device for indicating an electric voltage and the polarity thereof, and the passage of current through a conductor
GB2128344A (en) * 1982-09-30 1984-04-26 Ford Motor Co Voltage sensor device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4061042A (en) * 1975-05-12 1977-12-06 Corporation For Public Broadcasting Audio signal monitoring system with display of two signal characteristics
JPS5873827A (en) * 1982-10-08 1983-05-04 Gen Eng:Kk Noise exposure meter for personal use
GB2230338A (en) * 1989-03-10 1990-10-17 John Ogborne Sound level meter
JPH06241882A (en) * 1993-02-18 1994-09-02 Nippon Telegr & Teleph Corp <Ntt> Sound detector
DE4423383A1 (en) * 1994-07-04 1996-01-11 Andreas Sommerer Sound dose indicator with warning alarm for use at e.g. discotheque, or work-place with high ambient noise level, or headphone user

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4092591A (en) * 1975-08-06 1978-05-30 Lozowski Joseph F Electric meter
US4301407A (en) * 1978-10-26 1981-11-17 Siemens Aktiengesellschaft Hand held testing device for indicating an electric test voltage
EP0068501A1 (en) * 1981-06-29 1983-01-05 Siemens Aktiengesellschaft Test device for indicating an electric voltage and the polarity thereof, and the passage of current through a conductor
GB2128344A (en) * 1982-09-30 1984-04-26 Ford Motor Co Voltage sensor device

Also Published As

Publication number Publication date
WO2000070315A1 (en) 2000-11-23
GB2349955A (en) 2000-11-15
AU4595500A (en) 2000-12-05
GB9910991D0 (en) 1999-07-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050512