Vintage Octagon 256K Static RAM (32 x HM6264LP-12) Board S-100 Altair IMSAI For Sale

Vintage Octagon 256K Static RAM (32 x HM6264LP-12) Board S-100 Altair IMSAI
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Vintage Octagon 256K Static RAM (32 x HM6264LP-12) Board S-100 Altair IMSAI:
$150.00

Vintage Octagon 256K Static RAM Board for the S-100 Bus.
* Sorry, no manuals. *
Please Note: These boards have been modified for use with a 5v/12v/-12vmotherboard (see photos). It is assumed that you understand what this means as well as the implications of using them in a different system (8v/16v/-16v).
Board Contains: - 32 HM6264LP-12 (8K x 8bit) Static RAM chips - Socket for battery backed clock/calendar chip (chip and battery have been removed - see photos)
No other items are included in this sale (see photos).
This board was a working pull from a DR. DOS 5 system around 20 years ago and has been in storage since.
They are being offered "as is" due to age.
Thanks for looking!!
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Documentation