FR937945A - Assembly for amplifying and mixing two low frequency signals - Google Patents

Assembly for amplifying and mixing two low frequency signals

Info

Publication number
FR937945A
FR937945A FR937945DA FR937945A FR 937945 A FR937945 A FR 937945A FR 937945D A FR937945D A FR 937945DA FR 937945 A FR937945 A FR 937945A
Authority
FR
France
Prior art keywords
amplifying
mixing
assembly
low frequency
frequency signals
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
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 FR937945A publication Critical patent/FR937945A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/26—Push-pull amplifiers; Phase-splitters therefor
    • H03F3/28—Push-pull amplifiers; Phase-splitters therefor with tubes only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR937945D 1944-07-13 1946-09-05 Assembly for amplifying and mixing two low frequency signals Expired FR937945A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL253842X 1944-07-13

Publications (1)

Publication Number Publication Date
FR937945A true FR937945A (en) 1948-08-31

Family

ID=19781220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR937945D Expired FR937945A (en) 1944-07-13 1946-09-05 Assembly for amplifying and mixing two low frequency signals

Country Status (3)

Country Link
CH (1) CH253842A (en)
FR (1) FR937945A (en)
NL (1) NL117953B (en)

Also Published As

Publication number Publication date
CH253842A (en) 1948-03-31
NL117953B (en)

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