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| {{Instrument Sidebar
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| |class=Computer
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| |manufacturer=Tektronix
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| |model=4400 Series
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| |summary=Artificial Intelligence System
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| |image=Tek 4404.jpg
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| |caption=Tektronix 4404 Artificial Intelligence System (from flyer)
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| |introduced=1984
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| |discontinued=(?)
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| |manuals=
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| * [[Media:070-5603-01.pdf|Tektronix 4404 Users Manual]]
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| * [[Media:070-5604-00.pdf|Tektronix 4404 Reference Manual]]
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| * [[Media:070-5606-00.pdf|Tektronix 4404 - Introduction to Smalltalk-80]]
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| * [[Media:Tek 4404 se sa workbook.pdf|Tektronix 4404 Artificial Intelligence System SE/SA Workbook]]
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| * [[Media:07W-5712.pdf|MPROLOG Brochure]]
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| * [[Media:070-5873-00.pdf|4400 Series Software Catalog]]
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| * [[Media:070-5925-00.pdf|4400 Series Operating System Reference]]
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| '''Product Flyers'''
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| * [[Media:Tek 4404 flyer.pdf|Tektronix 4404 flyer]]
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| * [[Media:Tek 4406 flyer.pdf|Tektronix 4406 flyer]]
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| }}
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| The '''Tektronix 4400 Series''' Artificial Intelligence Systems were early workstations based on [[Motorola 68000]] family CPUs running a Smalltalk-80 development system. LISP and Prolog languages were available as options. | | The '''Tektronix 4400 Series''' Artificial Intelligence Systems were early workstations based on [[Motorola 68000]] family CPUs running a Smalltalk-80 development system. LISP and Prolog languages were available as options. |
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| The '''4404''', introduced in 1984, was a 1MB 68010 machine, the '''4406''' (1985) a 2MB 68020.
| | * '''[[4404]]''' (1984), 1MB [[Motorola 68010|68010]] |
| ''please add detail'' | | * '''[[4405]]''' (1985), 1MB [[Motorola 68020|68020]] |
| | | * '''[[4406]]''' (1985), 2MB [[Motorola 68020|68020]] |
| {{BeginSpecs}}
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| {{Spec|Processor|4404: Motorola 68010 + NS32081 FPU; 4406: Motorola 68020 + 68881 FPU }}
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| {{Spec|Memory|4404 1–2MB RAM; 4406: 2–6MB }}
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| {{Spec|Disk|320KB floppy; 4404: 40MB SCSI disk; 4406: 90MB SCSI disk }}
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| {{Spec|Interfaces|SCSI,RS-232,Centronics parallel;Mouse+Keyboard }}
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| {{Spec|Screen|4404: 640×480; 4406:1280×1024, 19" }}
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| {{Spec|External storage|[[4944|4944 Mass Storage Unit]]}}
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| {{EndSpecs}}
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| ==Links==
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| * [https://groups.google.com/g/net.works/c/K5i_oHCJuAk Tektrionix 4404 (Pegasus) details]
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| * [https://wirfs-brock.com/allen/things/smalltalk-things/tektronix-smalltalk-document-archive Tektronix Smalltalk Document Archive by Allen Wirfs-Brock]
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| * [https://www.youtube.com/watch?v=8yxCJfayW-8 Tektronix 4404 Smalltalk Demo] @ YouTube
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| * [http://bitsavers.trailing-edge.com/bits/Tektronix/4404/4404/ Tektronix 4404 files] @ bitsavers
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| [[Category:Computers]] | | [[Category:Computers]] |
| [[Category:RS-232 interface]]
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| [[Category:Parallel printer interface]]
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