This listing is for a piece of magnetic core memory. Magnetic core memory was on of the earliest forms of data storage in early mainframe computers.
This item is non-function and not suitable as an actual memory storage device.
This particular piece of magnetic core is also quite famous: This is the original piece that I featured in this video which now has over 5.5 million views:
You will receive the exact piece of magnetic core memory presented in the video above.
