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FR1398264A - Condenser microphone amplifier - Google Patents

Condenser microphone amplifier

Info

Publication number
FR1398264A
FR1398264A FR977246A FR977246A FR1398264A FR 1398264 A FR1398264 A FR 1398264A FR 977246 A FR977246 A FR 977246A FR 977246 A FR977246 A FR 977246A FR 1398264 A FR1398264 A FR 1398264A
Authority
FR
France
Prior art keywords
condenser microphone
microphone amplifier
amplifier
condenser
microphone
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
FR977246A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1398264A publication Critical patent/FR1398264A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/04—Microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
FR977246A 1963-06-07 1964-06-05 Condenser microphone amplifier Expired FR1398264A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL293823 1963-06-07

Publications (1)

Publication Number Publication Date
FR1398264A true FR1398264A (en) 1965-05-07

Family

ID=19754764

Family Applications (1)

Application Number Title Priority Date Filing Date
FR977246A Expired FR1398264A (en) 1963-06-07 1964-06-05 Condenser microphone amplifier

Country Status (7)

Country Link
AT (1) AT253586B (en)
BE (1) BE648939A (en)
CH (1) CH409021A (en)
DE (1) DE1271198B (en)
FR (1) FR1398264A (en)
GB (1) GB1028591A (en)
NL (1) NL293823A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5054042U (en) * 1973-09-13 1975-05-23
FR2702414B1 (en) * 1993-03-12 1996-07-05 Helverep Sa Process for the continuous production of tubular bodies of boxes, in particular of cardboard.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE812261C (en) * 1950-04-20 1951-08-27 Normalzeit G M B H Power amplifier
DE1110230B (en) * 1956-04-09 1961-07-06 Phil Habil Oskar Vierling Dr Arrangement for operating condenser microphones on transistor amplifiers

Also Published As

Publication number Publication date
AT253586B (en) 1967-04-10
DE1271198B (en) 1968-06-27
GB1028591A (en) 1966-05-04
NL293823A (en)
CH409021A (en) 1966-03-15
BE648939A (en) 1964-12-07

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