GB1134100A - Stylus and equipment testing record for record players - Google Patents

Stylus and equipment testing record for record players

Info

Publication number
GB1134100A
GB1134100A GB54930/67A GB5493067A GB1134100A GB 1134100 A GB1134100 A GB 1134100A GB 54930/67 A GB54930/67 A GB 54930/67A GB 5493067 A GB5493067 A GB 5493067A GB 1134100 A GB1134100 A GB 1134100A
Authority
GB
United Kingdom
Prior art keywords
stylus
turntable
record
grooves
disc
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
GB54930/67A
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.)
Individual
Original Assignee
Individual
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
Priority claimed from AU53477/64A external-priority patent/AU401715B2/en
Application filed by Individual filed Critical Individual
Publication of GB1134100A publication Critical patent/GB1134100A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K5/00—Methods or arrangements for verifying the correctness of markings on a record carrier; Column detection devices
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/68—Record carriers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
GB54930/67A 1964-12-30 1965-12-28 Stylus and equipment testing record for record players Expired GB1134100A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU53477/64A AU401715B2 (en) 1964-12-30 Stylus and equipment testing record for record players
AU5582265 1965-03-02

Publications (1)

Publication Number Publication Date
GB1134100A true GB1134100A (en) 1968-11-20

Family

ID=25630080

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54930/67A Expired GB1134100A (en) 1964-12-30 1965-12-28 Stylus and equipment testing record for record players

Country Status (6)

Country Link
US (1) US3460841A (https=)
BE (1) BE674554A (https=)
DE (1) DE1447987B2 (https=)
FR (1) FR1462631A (https=)
GB (1) GB1134100A (https=)
NL (1) NL6517067A (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375095A (en) * 1981-01-05 1983-02-22 Rca Corporation Method and apparatus for testing styli
US4416144A (en) * 1982-04-21 1983-11-22 Sperry Corporation Apparatus for evaluating slider flying dynamics
US4541716A (en) * 1983-04-15 1985-09-17 Rca Corporation Detection of defects in a circular or spiral diffraction grating
US5163334A (en) * 1990-10-24 1992-11-17 Simonds Industries Inc. Circular saw testing technique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2740296A (en) * 1952-12-11 1956-04-03 Permo Inc Phonograph needle comparator

Also Published As

Publication number Publication date
US3460841A (en) 1969-08-12
DE1447987A1 (de) 1969-03-20
BE674554A (https=) 1966-05-16
NL6517067A (https=) 1966-07-01
FR1462631A (fr) 1966-12-16
DE1447987B2 (de) 1974-03-14

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