FR1098772A - Montage changeur de fréquence à triode auto-oscillatrice - Google Patents

Montage changeur de fréquence à triode auto-oscillatrice

Info

Publication number
FR1098772A
FR1098772A FR1098772DA FR1098772A FR 1098772 A FR1098772 A FR 1098772A FR 1098772D A FR1098772D A FR 1098772DA FR 1098772 A FR1098772 A FR 1098772A
Authority
FR
France
Prior art keywords
self
frequency changer
changer assembly
oscillating
oscillating triode
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)
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 FR1098772A publication Critical patent/FR1098772A/fr
Expired legal-status Critical Current

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
    • H04B1/163—Special arrangements for the reduction of the damping of resonant circuits of receivers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
    • H03D7/08—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between the same two electrodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
FR1098772D 1953-02-12 1954-02-10 Montage changeur de fréquence à triode auto-oscillatrice Expired FR1098772A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL754226X 1953-02-12

Publications (1)

Publication Number Publication Date
FR1098772A true FR1098772A (fr) 1955-08-22

Family

ID=19825225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1098772D Expired FR1098772A (fr) 1953-02-12 1954-02-10 Montage changeur de fréquence à triode auto-oscillatrice

Country Status (5)

Country Link
US (1) US2828410A (fr)
DE (1) DE1033274B (fr)
FR (1) FR1098772A (fr)
GB (1) GB754226A (fr)
NL (2) NL176033B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2928936A (en) * 1956-08-24 1960-03-15 Philips Corp Self-oscillating additive mixer circuit

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1083354B (de) * 1958-03-20 1960-06-15 Telefunken Gmbh Schaltungsanordnung zur Entdaempfung des abgestimmten ZF-Kreises einer selbstschwingenden Mischstufe mit Transistor
NL261732A (fr) * 1960-02-29
GB918931A (en) * 1960-08-19 1963-02-20 Pye Ltd High frequency transistor circuits

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR709238A (fr) * 1930-01-27 1931-08-04 Gramophone Co Ltd Perfectionnements aux soupapes thermoioniques
NL62481C (fr) * 1941-08-08
BE455595A (fr) * 1943-05-03
US2631229A (en) * 1949-08-05 1953-03-10 Frank O Chesus Oscillator-mixer circuit with single triode tube
US2753449A (en) * 1952-01-30 1956-07-03 Gail E Boggs Superheterodyne mixer with negative feedback for stabilizing conversion gain

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2928936A (en) * 1956-08-24 1960-03-15 Philips Corp Self-oscillating additive mixer circuit

Also Published As

Publication number Publication date
US2828410A (en) 1958-03-25
NL84011C (fr)
DE1033274B (de) 1958-07-03
NL176033B (nl)
GB754226A (en) 1956-08-08

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