FR591694A - Dispositif changeur de fréquence - Google Patents

Dispositif changeur de fréquence

Info

Publication number
FR591694A
FR591694A FR591694DA FR591694A FR 591694 A FR591694 A FR 591694A FR 591694D A FR591694D A FR 591694DA FR 591694 A FR591694 A FR 591694A
Authority
FR
France
Prior art keywords
frequency changer
changer device
frequency
changer
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.)
DUCRETET SOC D Ets
Original Assignee
DUCRETET SOC D Ets
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 DUCRETET SOC D Ets filed Critical DUCRETET SOC D Ets
Application granted granted Critical
Publication of FR591694A publication Critical patent/FR591694A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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)
FR591694D 1925-01-15 1925-01-15 Dispositif changeur de fréquence Expired FR591694A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR591694T 1925-01-15

Publications (1)

Publication Number Publication Date
FR591694A true FR591694A (fr) 1925-07-16

Family

ID=8964282

Family Applications (1)

Application Number Title Priority Date Filing Date
FR591694D Expired FR591694A (fr) 1925-01-15 1925-01-15 Dispositif changeur de fréquence

Country Status (1)

Country Link
FR (1) FR591694A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968562C (de) * 1951-07-02 1958-03-06 Philips Nv UEberlagerungsempfangsschaltung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968562C (de) * 1951-07-02 1958-03-06 Philips Nv UEberlagerungsempfangsschaltung

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