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PDP-7
Minicomputer introduced in 1964 / From Wikipedia, the free encyclopedia
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The PDP-7 is an 18-bit minicomputer produced by Digital Equipment Corporation as part of the PDP series. Introduced in 1964,[3]:āp.8ā[4] shipped since 1965, it was the first[5] to use their Flip-Chip technology. With a cost of US$72,000, it was cheap but powerful by the standards of the time. The PDP-7 is the third of Digital's 18-bit machines, with essentially the same instruction set architecture as the PDP-4 and the PDP-9.
Quick Facts Manufacturer, Product family ...
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![]() A modified PDP-7 under restoration in Oslo, Norway | |
Manufacturer | Digital Equipment Corporation |
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Product family | Programmed Data Processor |
Type | Minicomputer |
Release date | 1965; 59 years ago (1965) |
Introductory price | US$72,000 (equivalent to $696,127 in 2023) |
Units sold | 120[1][2] |
Units shipped | 120[2] |
Operating system | DECsys, Unix (as "Unics") |
Memory | 4K words (9.2 KB) (expandable up to 64K words (144 KB).)[1] |
Storage | Paper-tape and dual transport DECtape drives (type 555) |
Display | Printer |
Input | Keyboard |
Platform | DEC 18-bit |
Backward compatibility | PDP-1 |
Predecessor | PDP-4 |
Successor | PDP-9 |
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