CH278798A - Frequenzmodulationsvorsatzgerät für einen Rundfunkemptänger. - Google Patents

Frequenzmodulationsvorsatzgerät für einen Rundfunkemptänger.

Info

Publication number
CH278798A
CH278798A CH278798DA CH278798A CH 278798 A CH278798 A CH 278798A CH 278798D A CH278798D A CH 278798DA CH 278798 A CH278798 A CH 278798A
Authority
CH
Switzerland
Prior art keywords
attachment
frequency modulation
radio receiver
receiver
radio
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 CH278798A publication Critical patent/CH278798A/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
CH278798D 1949-01-27 1950-01-25 Frequenzmodulationsvorsatzgerät für einen Rundfunkemptänger. CH278798A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL278798X 1949-01-27

Publications (1)

Publication Number Publication Date
CH278798A true CH278798A (de) 1951-10-31

Family

ID=19782226

Family Applications (1)

Application Number Title Priority Date Filing Date
CH278798D CH278798A (de) 1949-01-27 1950-01-25 Frequenzmodulationsvorsatzgerät für einen Rundfunkemptänger.

Country Status (5)

Country Link
US (1) US2714157A (de)
CH (1) CH278798A (de)
DE (1) DE817926C (de)
FR (1) FR1009091A (de)
NL (1) NL144559B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975046C (de) * 1952-11-29 1961-07-20 Telefunken Patent Schaltungsanordnung zur Vermeidung einer Frequenzverwerfung des Oszillators beim UKW-Empfang
BE532654A (de) * 1953-10-21
DE1105484B (de) * 1953-12-24 1961-04-27 Philips Nv Schaltungsanordnung zur selbsttaetigen Lautstaerkeregelung eines Rundfunkempfaengers
NL97726C (de) * 1956-12-15
US4554678A (en) * 1982-12-13 1985-11-19 Honeywell Inc. Wireless receiver having crystal filter at outputs of preamplifier

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1894687A (en) * 1930-12-08 1933-01-17 Eclipse Aviat Corp Piezo-electric crystal temperature control
NL79628B (de) * 1935-10-17
US2251382A (en) * 1940-06-04 1941-08-05 Rca Corp Frequency modulated wave receiver
US2272401A (en) * 1940-11-13 1942-02-10 Bell Telephone Labor Inc Frequency modulation receiver
US2351240A (en) * 1941-11-13 1944-06-13 Rca Corp Phase and frequency modulation receiver
US2363651A (en) * 1943-03-06 1944-11-28 Rca Corp Superregenerative receiver system
US2472301A (en) * 1944-02-05 1949-06-07 Rca Corp Frequency modulated-amplitude modulated receiver

Also Published As

Publication number Publication date
FR1009091A (fr) 1952-05-26
US2714157A (en) 1955-07-26
NL144559B (nl)
DE817926C (de) 1951-10-22

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