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Memory Core Tester 2113
Publicity photo of the Memory Test Systems 2113 Core Memory Tester (built from DEC system modules.) A memory test computer was used to test the ferrite core memory modules in early general computers such as Whirlwind.
Digital PDP-1 computer
Publicity photo of an early model of a Digital PDP-1 (Programmable Data Processor) computer. On table is a CRT display, control panel and paper tape reader.
Memory Test Computer 1516
Publicity photo of the Memory Test Systems 1516 core memory tester (built from DEC system modules.) A memory test computer was used to test the ferrite core memory modules in early general computers such as Whirlwind.
Early Digital Laboratory Modules
Circa 1960, Digital Equipment Corporation's (DEC) first products were a range of packaged logic circuit known as Digital Laboratory Modules. Built with discrete transistors the modules performed basic logic functions (e.g., clocks, pulse generators,…
PDP-4 Computer
The PDP-4 was 18-bit machine intended to be a slower, cheaper alternative to the PDP-1; it was not considered commercially successful. All later 18-bit PDP machines (7, 9 and 15) were based on a similar, but enlarged instruction set, more powerful,…
Publicity photo of PDP-5 computer
DEC's first 12-bit computer which introduced the instruction set that would later be expanded in the PDP-8. The PDP-5 had a memory capacity of 1,024 to 32,768 12-bit words (roughly 2KB-64KB). It was the first computer line in the industry with more…
Publicity photograph of the Spark Chamber Scanning System 2319
Used in physics laboratories the Spark Chamber Scanning System used television cameras to record the location of cosmic ray events within the spark chamber. This information was recorded on tape and then fed into an IBM computer for further…
Digital ONLINE Newsletter - 1961
ONLINE was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities.
Only 1 issue from this year (October). If you have access to other months, please consider donating them…
Only 1 issue from this year (October). If you have access to other months, please consider donating them…
Digital ONLINE Newsletter - 1965
ONLINE was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities.
Only 3 issues from this year. If you have access to other months, please consider donating them to the…
Only 3 issues from this year. If you have access to other months, please consider donating them to the…
Digital ONLINE Newsletter - 1967
ONLINE was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities.
Only 3 issues from this year. If you have access to other months, please consider donating them to the…
Only 3 issues from this year. If you have access to other months, please consider donating them to the…
Digital ONLINE Newsletter - 1968
ONLINE was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities.
Missing the September issue from this year. If you have access to it please consider donating it to the…
Missing the September issue from this year. If you have access to it please consider donating it to the…
Digital ONLINE Newsletter - 1969
ONLINE was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities.
Missing the July issue from this year. If you have access to it please consider donating it to the Society…
Missing the July issue from this year. If you have access to it please consider donating it to the Society…
Digital ONLINE Newsletter - 1970
ONLINE was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities.
Missing the April, December issues from this year. If you have access to them please consider donating it…
Missing the April, December issues from this year. If you have access to them please consider donating it…
Digital Newsletter - 1969-1970
Digital Newsletter was a publication mailed to customers of Digital Equipment Corporation. It highlighted products and applications of computers and technology manufactured by Digital.
The extent of issues is unknown. Within the set we have,…
The extent of issues is unknown. Within the set we have,…
Digital This Week Newsletter - 1975
Digital This Week (DTW) was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities in the greater Maynard area.
Missing all but issue 29 from this year. If you have access…
Missing all but issue 29 from this year. If you have access…
Digital This Week Newsletter - 1979
Digital This Week (DTW) was an internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities in the greater Maynard area. It often included a "classified ad" section for the…
Digital This Week Newsletter - 1980
Digital This Week (DTW) was a bi-weekly internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities in the greater Maynard area. It often included a "classified ad" section for the…
Digital This Week Newsletter - 1981
Digital This Week (DTW) was a bi-weekly internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities in the greater Maynard area. It often included a "classified ad" section for the…
Digital This Week Newsletter - 1982
Digital This Week (DTW) was a bi-weekly internal newsletter for Digital employees, chronicling product announcements, personnel assignments, and employee activities in the greater Maynard area. It often included a "classified ad" section for the…