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Computer hard disk assembly

Computer hard disk assembly


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Computer hard disk assembly

Computer hard disk assembly. Component parts of a hard disk showing the outer aluminium casing (top), the hard disk platter and read/write head (centre), and the controller electronics (bottom). Data are stored on (written) and recalled from (read) the hard disc by changing the electromagnetism of the platter, which is coated with magnetic material. The read/write head (metal arm at centre) can move over the spinning platter 50 times per second. The electronic circuitry controls the movement of the read/write head and the motor that spins the platter. It also organizes the assembly of magnetic domains on the platter in which data are stored

Science Photo Library features Science and Medical images including photos and illustrations

Media ID 6438041

© SHEILA TERRY/SCIENCE PHOTO LIBRARY

Circuit Circuitry Components Computer Data Storage Control Controller Database Disc Electromagnetic Electromagnetism Electronic Electronics Magnetic Material Memory Metal Platter Read Write Head Store Exploded View


EDITORS COMMENTS
This print from Science Photo Library showcases the intricate assembly of a computer hard disk. The image provides a detailed view of the various component parts that make up this essential technology. At the top, we can observe the outer aluminium casing, which protects and encloses the inner workings of the hard disk. Moving towards the center, our attention is drawn to the mesmerizing hard disk platter and read/write head. These critical elements work in harmony to store and retrieve data by altering electromagnetism on the magnetic-coated platter. Remarkably, the read/write head has an impressive capability to move over this spinning platter an astonishing 50 times per second. The bottom section of this composition reveals another crucial element: controller electronics. This electronic circuitry plays a vital role in controlling both the movement of the read/write head and motor responsible for spinning the platter. Additionally, it organizes magnetic domains on which data are stored with precision. This exploded view offers us a glimpse into how computer data storage functions at its core – through advanced technology seamlessly integrating metal components with electromagnetic properties. As we marvel at this photograph's intricate details, it serves as a reminder of how far we have come in harnessing memory capabilities within compact devices like these hard disks.

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