DE276033C - - Google Patents

Info

Publication number
DE276033C
DE276033C DENDAT276033D DE276033DA DE276033C DE 276033 C DE276033 C DE 276033C DE NDAT276033 D DENDAT276033 D DE NDAT276033D DE 276033D A DE276033D A DE 276033DA DE 276033 C DE276033 C DE 276033C
Authority
DE
Germany
Prior art keywords
hydrogen
chamber
membrane
wire
heating wires
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.)
Active
Application number
DENDAT276033D
Other languages
German (de)
English (en)
Publication of DE276033C publication Critical patent/DE276033C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/002—Transducers other than those covered by groups H04R9/00 - H04R21/00 using electrothermic-effect transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DENDAT276033D Active DE276033C (enExample)

Publications (1)

Publication Number Publication Date
DE276033C true DE276033C (enExample)

Family

ID=532264

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT276033D Active DE276033C (enExample)

Country Status (1)

Country Link
DE (1) DE276033C (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004006226A1 (de) * 2004-02-09 2005-09-08 Littmann, Wolfgang, Dipl.-Phys. Dr. Verfahren zur Umwandlung von Schall in elektrische Signale (Mikrofon) mittels Temperaturmessung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004006226A1 (de) * 2004-02-09 2005-09-08 Littmann, Wolfgang, Dipl.-Phys. Dr. Verfahren zur Umwandlung von Schall in elektrische Signale (Mikrofon) mittels Temperaturmessung

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