GB617773A - Improvements in or relating to methods of magnetically recording fluctuating electrical energy, and magnetic recorders for recording electrical energy vibrations - Google Patents

Improvements in or relating to methods of magnetically recording fluctuating electrical energy, and magnetic recorders for recording electrical energy vibrations

Info

Publication number
GB617773A
GB617773A GB6847/44A GB684744A GB617773A GB 617773 A GB617773 A GB 617773A GB 6847/44 A GB6847/44 A GB 6847/44A GB 684744 A GB684744 A GB 684744A GB 617773 A GB617773 A GB 617773A
Authority
GB
United Kingdom
Prior art keywords
recording
source
electrical energy
variations
frequency
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
GB6847/44A
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.)
IIT Research Institute
Original Assignee
Armour Research Foundation
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 Armour Research Foundation filed Critical Armour Research Foundation
Publication of GB617773A publication Critical patent/GB617773A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/03—Biasing

Landscapes

  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
GB6847/44A 1941-12-22 1944-04-13 Improvements in or relating to methods of magnetically recording fluctuating electrical energy, and magnetic recorders for recording electrical energy vibrations Expired GB617773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US617773XA 1941-12-22 1941-12-22

Publications (1)

Publication Number Publication Date
GB617773A true GB617773A (en) 1949-02-11

Family

ID=22038070

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6847/44A Expired GB617773A (en) 1941-12-22 1944-04-13 Improvements in or relating to methods of magnetically recording fluctuating electrical energy, and magnetic recorders for recording electrical energy vibrations

Country Status (2)

Country Link
BE (1) BE471146A (https=)
GB (1) GB617773A (https=)

Also Published As

Publication number Publication date
BE471146A (https=)

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