CH396101A - Transistorverstärkervorrichtung mit Hörer - Google Patents

Transistorverstärkervorrichtung mit Hörer

Info

Publication number
CH396101A
CH396101A CH1102562A CH1102562A CH396101A CH 396101 A CH396101 A CH 396101A CH 1102562 A CH1102562 A CH 1102562A CH 1102562 A CH1102562 A CH 1102562A CH 396101 A CH396101 A CH 396101A
Authority
CH
Switzerland
Prior art keywords
handset
amplifier device
transistor amplifier
transistor
amplifier
Prior art date
Application number
CH1102562A
Other languages
German (de)
English (en)
Inventor
Robien Jacques De
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 CH396101A publication Critical patent/CH396101A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0244—Stepped control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
CH1102562A 1961-09-21 1962-09-18 Transistorverstärkervorrichtung mit Hörer CH396101A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR873856A FR1308034A (fr) 1961-09-21 1961-09-21 Radio-récepteur à transistors et à écouteurs
FR907045A FR82171E (fr) 1961-09-21 1962-08-16 Radio-récepteur à transistors et à écouteurs

Publications (1)

Publication Number Publication Date
CH396101A true CH396101A (de) 1965-07-31

Family

ID=26192391

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1102562A CH396101A (de) 1961-09-21 1962-09-18 Transistorverstärkervorrichtung mit Hörer

Country Status (6)

Country Link
BE (1) BE622641A (fr)
CH (1) CH396101A (fr)
DE (1) DE1158118B (fr)
FR (2) FR1308034A (fr)
GB (1) GB949748A (fr)
OA (2) OA048E (fr)

Also Published As

Publication number Publication date
OA048E (fr) 1968-08-07
FR1308034A (fr) 1962-11-03
GB949748A (en) 1964-02-19
DE1158118B (de) 1963-11-28
FR82171E (fr) 1964-01-04
BE622641A (fr)
OA01044A (fr) 1968-08-07

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