FR764942A - Device intended to be connected to the input of a t receiver. s. f. to allow reception of ultra-short waves - Google Patents

Device intended to be connected to the input of a t receiver. s. f. to allow reception of ultra-short waves

Info

Publication number
FR764942A
FR764942A FR764942DA FR764942A FR 764942 A FR764942 A FR 764942A FR 764942D A FR764942D A FR 764942DA FR 764942 A FR764942 A FR 764942A
Authority
FR
France
Prior art keywords
ultra
receiver
input
device intended
allow reception
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
French (fr)
Inventor
Kurt Schlesinger
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR764942A publication Critical patent/FR764942A/en
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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Amplifiers (AREA)
  • Superheterodyne Receivers (AREA)
  • Microwave Amplifiers (AREA)
FR764942D 1932-12-03 1933-11-30 Device intended to be connected to the input of a t receiver. s. f. to allow reception of ultra-short waves Expired FR764942A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DER102329D DE714587C (en) 1932-12-03 1932-12-03 Ultra short wave attachment

Publications (1)

Publication Number Publication Date
FR764942A true FR764942A (en) 1934-05-30

Family

ID=6477603

Family Applications (1)

Application Number Title Priority Date Filing Date
FR764942D Expired FR764942A (en) 1932-12-03 1933-11-30 Device intended to be connected to the input of a t receiver. s. f. to allow reception of ultra-short waves

Country Status (5)

Country Link
US (1) US2044229A (en)
BE (1) BE400079A (en)
DE (1) DE714587C (en)
FR (1) FR764942A (en)
GB (2) GB413195A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE880326C (en) * 1948-10-02 1953-06-22 Telefunken Gmbh Community radio reception system
NL148283B (en) * 1949-03-03 Grove Mfg Co MULTI-PIECE, HYDRAULIC TELESCOPABLE CRANE ARM.

Also Published As

Publication number Publication date
GB413195A (en) 1934-07-12
US2044229A (en) 1936-06-16
BE400079A (en) 1934-01-31
GB429419A (en) 1935-05-29
DE714587C (en) 1941-12-03

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