CH213939A - Sound recording and playback device with rewindable sound carrier. - Google Patents

Sound recording and playback device with rewindable sound carrier.

Info

Publication number
CH213939A
CH213939A CH213939DA CH213939A CH 213939 A CH213939 A CH 213939A CH 213939D A CH213939D A CH 213939DA CH 213939 A CH213939 A CH 213939A
Authority
CH
Switzerland
Prior art keywords
sound
rewindable
playback device
carrier
recording
Prior art date
Application number
Other languages
German (de)
Inventor
Wilhelm Dr Frick
Original Assignee
Wilhelm Dr Frick
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 Wilhelm Dr Frick filed Critical Wilhelm Dr Frick
Publication of CH213939A publication Critical patent/CH213939A/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/32—Driving record carriers by members acting directly or indirectly thereon through the reels or cores on to which the record carrier is wound
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65—Recording arrangements for recording a message from the calling party
    • H04M1/6515—Recording arrangements for recording a message from the calling party using magnetic tape

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
CH213939D 1939-01-11 1940-01-10 Sound recording and playback device with rewindable sound carrier. CH213939A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE213939X 1939-01-11

Publications (1)

Publication Number Publication Date
CH213939A true CH213939A (en) 1941-03-31

Family

ID=5815968

Family Applications (1)

Application Number Title Priority Date Filing Date
CH213939D CH213939A (en) 1939-01-11 1940-01-10 Sound recording and playback device with rewindable sound carrier.

Country Status (3)

Country Link
CH (1) CH213939A (en)
FR (1) FR862821A (en)
NL (1) NL55658C (en)

Also Published As

Publication number Publication date
NL55658C (en)
FR862821A (en) 1941-03-17

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