BE581338A - Appareil pour l'enregistrement et/ou la reproduction sur bande magnétique. - Google Patents

Appareil pour l'enregistrement et/ou la reproduction sur bande magnétique.

Info

Publication number
BE581338A
BE581338A BE581338A BE581338A BE581338A BE 581338 A BE581338 A BE 581338A BE 581338 A BE581338 A BE 581338A BE 581338 A BE581338 A BE 581338A BE 581338 A BE581338 A BE 581338A
Authority
BE
Belgium
Prior art keywords
reproducing
recording
magnetic tape
tape
magnetic
Prior art date
Application number
BE581338A
Other languages
English (en)
Inventor
Louis Jack Kabell
Howard E Murphy Jr
Walter Bernhard Guggi
Original Assignee
Ampex
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 Ampex filed Critical Ampex
Publication of BE581338A publication Critical patent/BE581338A/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/245—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/923—Specific feedback condition or device
    • Y10S388/93—Load or torque

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
BE581338A 1958-08-04 1959-08-03 Appareil pour l'enregistrement et/ou la reproduction sur bande magnétique. BE581338A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US752779A US3016428A (en) 1958-08-04 1958-08-04 Rotary head drive control mechanism and circuitry for recording magnetic tape recording and/or reproducing apparatus

Publications (1)

Publication Number Publication Date
BE581338A true BE581338A (fr) 1959-12-01

Family

ID=25027805

Family Applications (1)

Application Number Title Priority Date Filing Date
BE581338A BE581338A (fr) 1958-08-04 1959-08-03 Appareil pour l'enregistrement et/ou la reproduction sur bande magnétique.

Country Status (3)

Country Link
US (1) US3016428A (fr)
BE (1) BE581338A (fr)
CH (1) CH384629A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1128553B (de) * 1960-03-05 1962-04-26 Fernseh Gmbh Schaltungsanordnung zur Erzielung einer mindestens annaehernd exakten Differentiation einer Spannung
GB962441A (en) * 1960-03-07 1964-07-01 Sony Corp A magnetic recording and reproducing device
US3179870A (en) * 1960-08-22 1965-04-20 Ampex Plural motor drive control apparatus
NL272719A (fr) * 1960-12-20
US3207970A (en) * 1961-01-09 1965-09-21 Minnesota Mining & Mfg Dual phase d.c. motor speed control system
US3288923A (en) * 1961-10-21 1966-11-29 Matsushita Electric Industrial Co Ltd Synchronizing apparatus using controlled slip synchronous motor
NL302041A (fr) * 1962-12-18 1900-01-01
US3277236A (en) * 1963-02-11 1966-10-04 Kurt R Machein Rotary speed and phase control having synchronous drive motor rotated by control motor
US3398235A (en) * 1963-11-13 1968-08-20 Rank Bush Murphy Ltd Headwheel speed control system for reproducing magnetically recorded television signals
US3400317A (en) * 1964-07-28 1968-09-03 Sangamo Electric Co Control system for providing and maintaining relative position of two tape members
DE1278482C2 (de) * 1965-03-26 1974-07-04 Anordnung zur regelung der winkelgeschwindigkeit und winkellage des kopfrades bei der wiedergabe von nach dem schraegspurverfahren magnetisch aufgezeichneten fernsehsignalen
US3383462A (en) * 1965-05-27 1968-05-14 Thomas A. Banning Jr. Synchronizing and phasing broad cross-scan tape recordings
US3600508A (en) * 1969-07-07 1971-08-17 Int Video Corp Video tape recorder with editing feature and improved tape speed control

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2253575A (en) * 1939-09-01 1941-08-26 Rca Corp Frequency multiplier
US2370637A (en) * 1942-10-27 1945-03-06 Standard Telephones Cables Ltd Frequency multiplier
US2715202A (en) * 1951-09-07 1955-08-09 Western Union Telegraph Co Electric motor speed regulation
US2769949A (en) * 1954-03-23 1956-11-06 Gen Electric Method and apparatus for motor speed regulation
US2876295A (en) * 1954-09-14 1959-03-03 William L Irby Lateral magnetic recorder
US2796572A (en) * 1955-01-27 1957-06-18 John D Tallant Electric motor regulator
US2954441A (en) * 1955-12-13 1960-09-27 Ampex Wide band magnetic system
US2944108A (en) * 1958-03-27 1960-07-05 Rca Corp Television synchronizing system
US2922099A (en) * 1958-05-26 1960-01-19 Ite Circuit Breaker Ltd Speed control eddy current brake

Also Published As

Publication number Publication date
US3016428A (en) 1962-01-09
CH384629A (fr) 1964-11-30

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