FR944157A - Appareils radio-électriques discriminateurs de fréquences - Google Patents

Appareils radio-électriques discriminateurs de fréquences

Info

Publication number
FR944157A
FR944157A FR944157DA FR944157A FR 944157 A FR944157 A FR 944157A FR 944157D A FR944157D A FR 944157DA FR 944157 A FR944157 A FR 944157A
Authority
FR
France
Prior art keywords
radio frequency
frequency discriminating
discriminating devices
devices
radio
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
English (en)
Inventor
Herbert Frederick Engelmann
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR944157A publication Critical patent/FR944157A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
    • H03D9/02—Demodulation using distributed inductance and capacitance, e.g. in feeder lines
    • H03D9/04—Demodulation using distributed inductance and capacitance, e.g. in feeder lines for angle-modulated oscillations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR944157D 1946-05-13 1947-03-29 Appareils radio-électriques discriminateurs de fréquences Expired FR944157A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US944157XA 1946-05-13 1946-05-13

Publications (1)

Publication Number Publication Date
FR944157A true FR944157A (fr) 1949-03-29

Family

ID=22245051

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944157D Expired FR944157A (fr) 1946-05-13 1947-03-29 Appareils radio-électriques discriminateurs de fréquences

Country Status (1)

Country Link
FR (1) FR944157A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE855578C (de) * 1950-06-15 1952-11-13 Telefunken Gmbh Modulationsumformer zur Umwandlung frequenzmodulierter in amplitudenmodulierte Schwingungen
DE926011C (de) * 1952-02-29 1955-04-04 Pintsch Electro G M B H Diskriminator fuer hohe Frequenzen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE855578C (de) * 1950-06-15 1952-11-13 Telefunken Gmbh Modulationsumformer zur Umwandlung frequenzmodulierter in amplitudenmodulierte Schwingungen
DE926011C (de) * 1952-02-29 1955-04-04 Pintsch Electro G M B H Diskriminator fuer hohe Frequenzen

Similar Documents

Publication Publication Date Title
FR942202A (fr) Récepteurs télégraphiques
FR952625A (fr) Antenne
FR953487A (fr) Antenne résonnante
FR948581A (fr) Perfectionnements aux appareils récepteurs à fréquence radioélectrique
FR944157A (fr) Appareils radio-électriques discriminateurs de fréquences
ES179628A1 (es) Mejoras en antenas
FR967358A (fr) émetteurs radioélectriques dirigés
FR949015A (fr) Appareils récepteurs téléimprimeurs
FR946920A (fr) Antenne
FR950801A (fr) Appareils discriminateurs de fréquences
FR946919A (fr) Antenne
FR951076A (fr) Radio-récepteurs dirigés
FR950153A (fr) Appareils électriques discriminateurs de fréquence
CH280990A (de) Hochfrequenz-Empfangsgerät.
FR953203A (fr) Récepteur à super-réaction
FR1014498A (fr) Antennes radioélectriques
FR1037689A (fr) Circuit discriminateur de fréquence
FR1002425A (fr) Appareil récepteur radio-électrique
FR949335A (fr) Récepteur à superréaction
FR924809A (fr) Récepteur radio-électrique
AU134706B2 (en) Tuned circuit
FR949663A (fr) Antennes radio-électriques
FR945313A (fr) Circuits récepteurs de radiocommunications
ES13982Y (es) Aparato de radio.
ES14260Y (es) Condensador de radio.