Offered for sale is a ferrite memory board in very good condition:

The M2 Plate outside dimension: approx. 6.4 x 3 inches
Capacity: 1 ferrite toroid = 1 bit
A 2 x 32 x 32 core memory plate stores 2048 bit (256 byte) of data
  Weight: approximately 0.05 pounds

 The RAM board was used as part of the AI-256 pulse analyzer, which is designed to analyze periodic and statistical distributions of pulses by amplitude, as well as the accumulation of stationary electrical signals.