Rare IBM 4381 MCM - Multi-Chip Module Mainframe CPU For Sale
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Rare IBM 4381 MCM - Multi-Chip Module Mainframe CPU :
$575.00
Vintage LSI circuit module for IBM 4381 Mainframe computer. LSI CIRCUIT CHIPS mounted on ceramic substrate with gold plated frameConnects thru gold plated pins .The IBM 4381 Mainframe Computer system was produced starting in 1983 when heavier gold plating was used for pin connectors and logic chips.
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Documentation
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