For fun, here is a comparison of some old storage media with something in our data recovery lab right now.
On the left is an IBM 3380 ‘direct storage access device’ circa 1980. Capacity: 1 GB. On the right, a RAID recovery on one of our lab workbenches, set up in a couple of storage cases.…
Hard disk drives store data on one or more metal oxide platters. These platters spin at a rate of 3600-10,000 revolutions/minute, hold magnetic charges. A read-write head attached to an actuator arm actually floats on a cushion of air, 1-2 micro-inches (one millionth of an inch) above the surface of the platters.…
Gigabyte. WD defines a gigabyte as 1,000,000,000 (one billion) bytes or 1000 (one thousand) megabytes.
Giant magnetoresistive. An advanced form of head technology.
General Public License. Free software license which grants recipients rights to modify and redistribute the software which would otherwise be prohibited by copyright law.
Global positioning system.…