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EXP-22

The IMSAI EXP-22 is a faithful reproduction of the 1975 EXP-22 motherboard.

The EXP-22 is licensed for sale by IMSAI from RetroTechReboot. It is entirely produced and shipped by Parastream Technologies.

Order from the list below. Be advised that individual parts for the kit are not available to bare board customers unless they are explicitly in the options list. Please check the parts list.

EXP-22
22-slot unterminated motherboard. Comes with mounting hardware and two EDAC edge connectors and card guides for the front panel slot and one card cage slot.
EXP-22 BB
EXP-22 bare board with no mounting hardware, edge connectors, or card guides.

You may also add one or more of these options to complete your build.

EXPM
100 pin edge connector and card guides connects printed circuit board to mother board.

Project Status

The EXP-22 development is nearing completion. We will be accepting advance orders soon.

The anticipated suggested retail prices are:

EXP-22: $149
EXPM:    $29

Shipping of the first orders is estimated to be March, 2025.


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