Statements (51)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Recording Technology
|
| gptkbp:advantage |
gptkb:Wear_and_Tear
Reusability Low Cost Bulkiness (for tapes) High Capacity Susceptibility to Magnetic Fields |
| gptkbp:appliesTo |
gptkb:Hard_Disk_Drives
Floppy Disks Cassette Tapes Reel-to-Reel Tape Recorders VHS Tapes |
| gptkbp:commercialUse |
Telegraphone
|
| gptkbp:enables |
gptkb:television
Mass Data Storage Portable Audio Devices Rewritable Storage |
| gptkbp:firstCommercialUseYear |
1900
|
| https://www.w3.org/2000/01/rdf-schema#label |
Magnetic Recording
|
| gptkbp:improves |
AC Biasing
Digital Encoding Thin-Film Heads |
| gptkbp:introducedIn |
1898
|
| gptkbp:inventedBy |
gptkb:Valdemar_Poulsen
|
| gptkbp:limitation |
Limited Lifespan
Magnetic Noise Media Degradation |
| gptkbp:medium |
gptkb:silk
gptkb:Magnetic_Tape Magnetic Disk |
| gptkbp:principle |
Magnetization of Ferromagnetic Material
|
| gptkbp:relatedTo |
gptkb:Signal_Processing
gptkb:Electromagnetism Analog Recording Digital Recording Information Storage |
| gptkbp:replacedBy |
Optical Recording
Solid-State Storage |
| gptkbp:requires |
Power Supply
Magnetic Head Recording Medium |
| gptkbp:standardizedBy |
gptkb:IEC
gptkb:ANSI DIN |
| gptkbp:usedFor |
Data Storage
Video Recording Audio Recording |
| gptkbp:bfsParent |
gptkb:US_Patent_2,267,024
gptkb:US_Patent_2,267,025 gptkb:Wire_Recording |
| gptkbp:bfsLayer |
7
|