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Core Memory

By Sonic840
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3 Comments
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Before transistor (modern) computer memory was Magnetic Core Memory. Each microscopic ferrite ring equals 1 bit. The rings on the sample I photographed are ~.1mm in diameter. Magnetic Core Memory was used from 1955 to 1975.

Learn more about the history of the tool you use everyday!
Magnetic Core Memory: [link]
IMAGE DETAILS
Image size
3264x1020px 1.94 MB
Make
Canon
Model
Canon PowerShot A630
Shutter Speed
1/20 second
Aperture
F/2.8
Focal Length
7 mm
Date Taken
Sep 25, 2011, 9:11:59 PM
Sensor Size
7mm
Published:
© 2011 - 2020 Sonic840
Comments3
anonymous's avatar
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DukeOnkledPLZ's avatar
DukeOnkledPLZHobbyist Artist
That's a nice closeup. Have any snapshots of the complete planes?
boyzl's avatar
nice! still have many of those prehistoric plates
Sonic840's avatar
Sonic840Hobbyist Artist