AU1945070A - Microphone arrangement - Google Patents

Microphone arrangement

Info

Publication number
AU1945070A
AU1945070A AU19450/70A AU1945070A AU1945070A AU 1945070 A AU1945070 A AU 1945070A AU 19450/70 A AU19450/70 A AU 19450/70A AU 1945070 A AU1945070 A AU 1945070A AU 1945070 A AU1945070 A AU 1945070A
Authority
AU
Australia
Prior art keywords
microphone arrangement
microphone
arrangement
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
AU19450/70A
Inventor
RIEMANN and DR PIERO ZAMPERINI VOLKER
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of AU1945070A publication Critical patent/AU1945070A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6008—Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
AU19450/70A 1969-09-19 1970-09-02 Microphone arrangement Expired AU1945070A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE81947 1969-09-19
DE19691947491 DE1947491A1 (en) 1969-09-19 1969-09-19 Talking capsule for telephones

Publications (1)

Publication Number Publication Date
AU1945070A true AU1945070A (en) 1972-03-09

Family

ID=5745963

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19450/70A Expired AU1945070A (en) 1969-09-19 1970-09-02 Microphone arrangement

Country Status (2)

Country Link
AU (1) AU1945070A (en)
DE (1) DE1947491A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU435637A (en) * 1937-10-09 1938-06-09 United-Carr Fastener Corporation Improvements relating to strip installations and fasteners forthe same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU435637A (en) * 1937-10-09 1938-06-09 United-Carr Fastener Corporation Improvements relating to strip installations and fasteners forthe same
AU6154269A (en) * 1968-09-30 1971-04-01 Nv. Philips' Gloeilampenfabrieken Transducer for converting acoustic vibrations into electrical oscillations, and vice versa, in the form of a diaphragm coated with at least one layer of a piezo-electric material
AU6154469A (en) * 1968-09-30 1971-04-01 Nv. Philips' Gloeilampenfabrieken A transducer for converting accoustic vibrations into electric oscillations, and vice versa, in the form of a diaphragm with at least one layer of a piezo-electric material

Also Published As

Publication number Publication date
DE1947491A1 (en) 1971-06-09

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