FR1177221A - Combinaison d'un radio-récepteur du type superhétérodyne et d'un dispositif de reproduction d'enregistrements magnétiques - Google Patents

Combinaison d'un radio-récepteur du type superhétérodyne et d'un dispositif de reproduction d'enregistrements magnétiques

Info

Publication number
FR1177221A
FR1177221A FR1177221DA FR1177221A FR 1177221 A FR1177221 A FR 1177221A FR 1177221D A FR1177221D A FR 1177221DA FR 1177221 A FR1177221 A FR 1177221A
Authority
FR
France
Prior art keywords
combination
radio receiver
reproducing magnetic
magnetic recordings
superheterodyne type
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)
French (fr)
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 FR1177221A publication Critical patent/FR1177221A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/06Receivers
    • H04B1/16Circuits
    • H04B1/20Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B31/00Arrangements for the associated working of recording or reproducing apparatus with related apparatus
    • G11B31/003Arrangements for the associated working of recording or reproducing apparatus with related apparatus with radio receiver
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/33Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/335Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only with saturated jig, e.g. for detecting second harmonic; balanced flux head

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Magnetic Heads (AREA)
FR1177221D 1956-06-08 1957-06-07 Combinaison d'un radio-récepteur du type superhétérodyne et d'un dispositif de reproduction d'enregistrements magnétiques Expired FR1177221A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL352716X 1956-06-08

Publications (1)

Publication Number Publication Date
FR1177221A true FR1177221A (fr) 1959-04-22

Family

ID=19785099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1177221D Expired FR1177221A (fr) 1956-06-08 1957-06-07 Combinaison d'un radio-récepteur du type superhétérodyne et d'un dispositif de reproduction d'enregistrements magnétiques

Country Status (6)

Country Link
US (1) US3042758A (forum.php)
BE (1) BE558166A (forum.php)
CH (1) CH352716A (forum.php)
FR (1) FR1177221A (forum.php)
GB (1) GB816933A (forum.php)
NL (2) NL106416C (forum.php)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2436946A (en) * 1941-04-10 1948-03-02 Virgil A Hamilton Capacity-type phonograph pickup
US2488927A (en) * 1945-03-10 1949-11-22 Rca Corp Variable bridge transducer and its combination with a radio receiver
US2608621A (en) * 1949-10-08 1952-08-26 Bell Telephone Labor Inc Magnetic record detector
DE1019098B (de) * 1953-06-06 1957-11-07 Philips Nv Vorrichtung zum Abtasten und Wiedergeben von Magnetfeldern
NL179879B (nl) * 1953-07-15 Voest Alpine Ag Zeef voor het uit een suspensie afscheiden van vaste stoffen.
US2813155A (en) * 1954-02-23 1957-11-12 Motorola Inc Tone control for radio-phonograph combination

Also Published As

Publication number Publication date
BE558166A (forum.php)
GB816933A (en) 1959-07-22
NL207836A (forum.php)
NL106416C (forum.php)
US3042758A (en) 1962-07-03
CH352716A (de) 1961-03-15

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