CH253842A - Schaltung zum Erzeugen zweier verstärkter Gegentaktschwingungen, die der algebraischen Summe zweier Niederfrequenzsignale proportional sind. - Google Patents

Schaltung zum Erzeugen zweier verstärkter Gegentaktschwingungen, die der algebraischen Summe zweier Niederfrequenzsignale proportional sind.

Info

Publication number
CH253842A
CH253842A CH253842DA CH253842A CH 253842 A CH253842 A CH 253842A CH 253842D A CH253842D A CH 253842DA CH 253842 A CH253842 A CH 253842A
Authority
CH
Switzerland
Prior art keywords
proportional
generating
circuit
low
frequency signals
Prior art date
Application number
Other languages
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH253842A publication Critical patent/CH253842A/de

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)
CH253842D 1944-07-13 1946-07-29 Schaltung zum Erzeugen zweier verstärkter Gegentaktschwingungen, die der algebraischen Summe zweier Niederfrequenzsignale proportional sind. CH253842A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH253842A true CH253842A (de) 1948-03-31

Family

ID=19781220

Family Applications (1)

Application Number Title Priority Date Filing Date
CH253842D CH253842A (de) 1944-07-13 1946-07-29 Schaltung zum Erzeugen zweier verstärkter Gegentaktschwingungen, die der algebraischen Summe zweier Niederfrequenzsignale proportional sind.

Country Status (3)

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

Also Published As

Publication number Publication date
NL117953B (de)
FR937945A (fr) 1948-08-31

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