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Lot of vintage Digital Equipment Corporation (DEC) Flip-Chip modules / circuit boards.
Includes multiple original DEC modules and blank/prototype boards from Maynard, Massachusetts.
Visible module numbers include:
R302L
R401L
W998A Blank Module
Additional modules/boards are included as pictured, including several that remain in protective packaging.
The R302 series is a dual one-shot logic module and the R401 series is a variable clock module. These types of Flip-Chip boards were used throughout vintage Digital Equipment Corporation computer and peripheral systems.
Original vintage DEC hardware with edge connectors and period Digital Equipment Corporation markings.
Some boards are populated with electronic components while others are blank/prototype-style modules.
Untested vintage electronic components. Selling the entire group together as one lot for restoration, repair, parts, experimentation or collecting.
Please review photos and visible module numbers to determine suitability for your application.

Documentation