SKU: 79

• Ferrite Core Memory Plate ROM made in the USSR in 1970s

The board outside dimensions: 11.5 x 11.5 cm (approximately 4.53 x 4.53 inches)
The frame outside dimensions (without pins): 6.5 x 6.5 cm (approximately 2.56 x 2.56 inches)
Capacity: 1 tiny ferrite toroid = 1 bit
18 x 17 core memory plate might store 306 bit of data
To protect ferrite cores they were covered with transparent plexiglass
plates on both sides.
The plate is one of 8 ferrite core matrices forming a ROM block.
The board weighs approximately 40 grams. (approximately 0.09 pounds)

Condition:

Very good, clean, well preserved, vintage condition.