GB845904A - A device for the production or playing back of a two-signal grooved sound track - Google Patents

A device for the production or playing back of a two-signal grooved sound track

Info

Publication number
GB845904A
GB845904A GB829157A GB829157A GB845904A GB 845904 A GB845904 A GB 845904A GB 829157 A GB829157 A GB 829157A GB 829157 A GB829157 A GB 829157A GB 845904 A GB845904 A GB 845904A
Authority
GB
United Kingdom
Prior art keywords
coil
needle
tube
lobes
former
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
GB829157A
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.)
TELDEC Telefunken Decca Schallplatten GmbH
Original Assignee
TELDEC Telefunken Decca Schallplatten 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 TELDEC Telefunken Decca Schallplatten GmbH filed Critical TELDEC Telefunken Decca Schallplatten GmbH
Publication of GB845904A publication Critical patent/GB845904A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/12—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R9/16—Gramophone pick-ups using a stylus; Recorders using a stylus signals recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Position Input By Displaying (AREA)
GB829157A 1956-03-16 1957-03-13 A device for the production or playing back of a two-signal grooved sound track Expired GB845904A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET11989A DE1026981B (de) 1956-03-16 1956-03-16 Mechanisch-elektrischer Wandler fuer die Erzeugung oder Abtastung einer rillenfoermigen Tonspur

Publications (1)

Publication Number Publication Date
GB845904A true GB845904A (en) 1960-08-24

Family

ID=7546881

Family Applications (1)

Application Number Title Priority Date Filing Date
GB829157A Expired GB845904A (en) 1956-03-16 1957-03-13 A device for the production or playing back of a two-signal grooved sound track

Country Status (4)

Country Link
DE (1) DE1026981B (enrdf_load_stackoverflow)
FR (1) FR1171607A (enrdf_load_stackoverflow)
GB (1) GB845904A (enrdf_load_stackoverflow)
NL (1) NL99355C (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1107957B (de) 1956-03-20 1961-05-31 Teldec Telefunken Decca Schneiddose zur Erzeugung einer rillenfoermigen, vorzugsweise zwei Signale enthaltenden Tonspur
NL224776A (enrdf_load_stackoverflow) 1957-12-10
DE1135675B (de) 1958-01-18 1962-08-30 Neumann Georg Elektrodynamischer Tonabnehmer oder Schneiddose zum Abtasten bzw. Schneiden einer rillenfoermigen Tonspur
NL228905A (enrdf_load_stackoverflow) * 1958-06-20
DE1129718B (de) * 1958-07-14 1962-05-17 Georg Neumann Lab Fuer Elektro Elektrodynamischer Tonabnehmer oder Schneiddose
NL244111A (enrdf_load_stackoverflow) * 1958-10-09

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE654353C (de) * 1934-09-29 1937-12-23 Electrical Res Prod Inc Rillentonabtaster fuer Berliner- und Edisonschrift

Also Published As

Publication number Publication date
NL99355C (enrdf_load_stackoverflow)
FR1171607A (fr) 1959-01-28
DE1026981B (de) 1958-03-27

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