4051

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Tektronix 4051
Graphics-capable desktop microcomputer
Tektronix 4051

Produced from 1975 to (?)

Manuals
ROM/PLD Images
File Pos. Checksum
156-0660-01.bin U581 c4e302e8
156-0661-01.bin U487 edb097c8
156-0662-01.bin U485 0a3af548
156-0663-01.bin U481 f220d24c
156-0666-01.bin U285 c35ce405
156-0669-01.bin U497 f760ed39
156-0670-01.bin U495 d40a303d

(Manuals are OCRed PDF files unless noted otherwise)

Manuals – Specifications – Links – Pictures

The Tektronix 4051 is a graphics-capable desktop microcomputer produced by Tektronix in the late 1970s through the early 1980s. The display is similar to the Tektronix 4010 terminal, using a direct-view storage CRT display (like an analog storage scope) to avoid the need for video RAM.

An all-in-one design, the 4051 includes display, keyboard, CPU and a 300 kByte DC300 quarter-inch cartridge tape drive in a single desktop case, and includes a GPIB interface. A simple operating system and BASIC interpreter are stored in ROM.

The storage tube display allows the screen to retain images drawn to it, eliminating the need for frame-buffer memory, and allowing the resolution to be as high as the display hardware can handle - logical coordinates are 1024 by 1024 of which the physical screen displays 1024 by 780. This type of display does not require a raster buffer memory, so all memory can be dedicated to programs and data.

The 4051 is based on an 8-bit Motorola 6800 CPU running at 1 MHz, and normally shipped with 8 kB of RAM expandable to 32 kB using 8 kB modules.

The remaining 32 kB of address space is reserved for ROM, which can be expanded using one or two external ROM cartridges of 8 kB each. The ROM includes six character sets and an extended dialect of BASIC including various vector drawing commands.

Option 1 adds a Data Communication Interface 021-0188-00 that attaches to the rear of the 4051 via a card-edge connector and provides an RS 232 port and two slots to accept expansion ROM cartridges/packs.

The 4051 was released in 1975. Adding the optional RS-232 interface allowed it to emulate a Tektronix 4012 terminal.

Key designer of the 4051 was Hiro Moriyasu.

4051 base price
Year Catalog price In 2026 dollars
1975 $5,995 ~$36,200

See Also

Links

General Information

Museums

Videos

Software

Documents referencing 4051

Document Class Title Authors Year Links
Tekscope 1975 V7 N5.pdf Article A Desk-top Graphic Computing System Colin Barton 1975
Tekscope 1975 V7 N5.pdf Article Graphing With the 4051 Graphic Computing System Tom Needham 1975
4051 applications library newsletter vol.1 no.1.pdf Article The 4051 and the Standard Instrumentation Interface 1976
Tekniques vol.1 no.10.pdf Article 4051 And DPO Constitute Waveform Processing System Through New Interface Dale Aufrecht 1977
4051 applications library newsletter vol.1 no.3.pdf Article Save and Retrieve Programs 4 to 6 Times Faster with the Binary Loader ROM Pack Dan Taylor 1977
Tekniques Vol 1 No 04 Feb 1977.pdf Article 4051s Talk To Each Other Chuck Eng 1977
Tekniques vol.1 no.5.pdf Article Recording And Displaying TCS Graphics On The 4051 Graphic System Chuck Eng 1977
Tekniques Vol 1 No 06 Apr 1977.pdf Article Solve Nonlinear Systems Of Equations In Seconds Gary P. Laroff 1977
Tekniques Vol 1 No 06 Apr 1977.pdf Article More Information on Computer Animation Using the 4051 Will Gallant 1977
Tekniques vol.1 no.7.pdf Article 4051 Interfaces with FACIT Paper Tape Punch and Reader Han Klinkspoor 1977
Tekniques vol.1 no.8.pdf Article Making Slides with the 4051 and 4662 Byron Fisher 1977
Tekniques vol.1 no.9.pdf Article Debut of the 4907, an Intelligent Disc Unit for the 4051 Gary P. Laroff 1977
Tekniques vol.1 no.9.pdf Article 4051 Used in Ship Hull Design System 1977
Tekscope 1977 V9 N2.pdf Article The Fundamental Beauty of Computer Graphics Bruce Rodgers 1977
Tekniques vol.2 no.2.pdf Article 4051 Aids Fire Fighting Research 1978
Tekniques vol.2 no.3.pdf Article 4051 Computes Best Speaker Placement in Traveling Stereo Roadshow Gary P. Laroff 1978
Tekniques vol.2 no.3.pdf Article New Interface Allows 4051 Data Communications with IBM Computers Gary P. Laroff 1978
Tekniques vol.2 no.3.pdf Article Dashed Line Algorithm Update Syed M. Hasan 1978
Tekniques vol.2 no.3.pdf Article 3-D Line Clipping Jay Beck 1978
Tekniques vol.2 no.4.pdf Article Tektronix-Zonic Fast Fourier Transform (FFT), Data Acquisition and Analysis System L.D.Mitchell 1978
Tekniques vol.2 no.4.pdf Article Binary Liquid-Vapor Boiling Point Diagrams 1978
Tekniques vol.2 no.5.pdf Article Testing Advanced Navigation Systems With The 4051 Robert B. Denny 1978
Tekniques vol.2 no.5.pdf Article The 4051R06 EDITOR: A Text Editor for the 4051 Cathy Cramer 1978
Tekniques vol.2 no.6.pdf Article An Interface for Data Transfer Between CDC 3000 Series Computer and a 4051 David Bruning 1978
Tekniques vol.2 no.6.pdf Article 4051 Prints and Teaches Braille 1978
Tekniques vol.2 no.6.pdf Article 4051 Controls Real Time System for Micro-Mouse Contest Miki Tokola 1978
Tekniques vol.2 no.6.pdf Article Modified 4051 Interfaces with Hughes 639T Scan Converter Pat Kelley 1978
Tekniques vol.2 no.6.pdf Article 4051 Tests Solar Cells at JPL 1978
Tekniques vol.2 no.7.pdf Article 4051 Guides Spaceship in TV Series (Battlestar Galactica) 1978
Tekniques vol.2 no.7.pdf Article 4051 Helps Plan Resource Use at Six Rivers Thomas C. Bruce 1978
Tekniques vol.2 no.7.pdf Article The 4051/7912AD: An Automatic Waveform Acquisition System Jim Kassebaum Jim Kimball 1978
Tekniques vol.2 no.8.pdf Article Meteorology and Geometric Analysis Occupy 4051 Patricia Kelley 1978
Tekniques vol.2 no.8.pdf Article International Paper Company Streamlines Business Methods Using New TEKTRONIX Modeling and Reporting Software Terry Davis Patricia Kelley 1978
Tekniques vol.2 no.8.pdf Article 4051 Graphs Age-Old Geomagnetic Data Patricia Kelley 1978
Tekniques vol.2 no.8.pdf Article TEKTRONIX Announces Modeling and Reporting Software: Business Concepts with 4051 Graphics Don Gard 1978
Tekniques vol.2 no.8.pdf Article Center for Naval Analyses Evaluates War-At-Sea Strike Tactics on 4051 Graphic System Catherine Anderson 1978
Tek forum report 11.pdf Article GAS 6800 Graphics Computer Gary Spence 1979
Tek forum report 11.pdf Article 4051 Video Interface Mike Mihalik 1979
Tek forum report 6.pdf Article Assembly Language Programs for the 4051 Steve Tuttle 1979
Tek forum report 6.pdf Article 4051 Enhancement ROM Packs Larry Gagliani 1979
Tekniques vol.3 no.1.pdf Article Using the 4051 in High Speed Film Analysis G. Keith McElroy 1979
Tekniques vol.3 no.1.pdf Article 4051 Speeds Up Pulmonary Testing 1979
Tekniques vol.3 no.2.pdf Article A 4051-Based Gas Chromatograph/Mass Spectrometer Data System Nick Bazil 1979
Tekniques vol.3 no.2.pdf Article Science Fair Goes to Space: 4051 Helps Terry Davis 1979
Tekniques vol.3 no.3.pdf Article Graphics Display Treatment Planning on the 4051 Aids Radiotherapists Patricia Kelley 1979
Tekniques vol.3 no.4.pdf Article 4051 + KRM = Computer Access for the Blind Gregory L. Goodrich Richard R. Bennett J. Kenneth Wiley 1979
Tekniques vol.3 no.4.pdf Article Automatic Data Handling of Uranium Analysis for the NURE Program Stanley T. Kosiewicz 1979
Tekniques vol.3 no.5.pdf Article Computer Aided Design Prepares Students for World of Work Patricia Kelley 1979
Tekniques vol.3 no.6.pdf Article 4051 Helps Study Water Quality Problems Simon Whitlow Maureen Lamb 1979
Tekniques vol.3 no.6.pdf Article Business Planning Graphics at Boise Cascade Terry Davis 1979
Tekniques vol.3 no.7.pdf Article A Recent Development in LORAN-C Data Acquisition, Aided By The 4051 Peter Mauro 1979
Tekniques vol.3 no.8.pdf Article Using the 4051 as a Computer-Aided Design Aid Edward J. Moran 1979
Tekniques vol.4 no.1.pdf Article Simulating Physics Experiments With The 4051 Jack M. Wilson 1980
Tekniques vol.4 no.2.pdf Article Electric Outboard Motors Optimized Through Intelligence of 4051 Les Weaver Patricia Kelley 1980
Tekniques vol.4 no.2.pdf Article Succesful Business Scheduling with the 4051 G. W. Allman J. H. Bottom 1980
Tekniques vol.4 no.4.pdf Article 4051 Aids in Study of Radioactive Elements D.L. Raschella J.R. Uchida J.R. Peterson 1980
Tekniques vol.4 no.5.pdf Article On-Line Calorimetry Data Acquisition and Analysis D.L. Raschella J.R. Uchida J.R. Peterson 1980
Tekniques vol.4 no.6.pdf Article 4051 Aids Biomechanics Research at University of Oregon. Terry Davis 1980
Tekniques vol.4 no.6.pdf Article Avionics Research Using the 4051 Patricia Kelley 1980
Tekniques vol.5 no.1.pdf Article Department of Commerce Streamlines Graphics and Typesetting through a 4051 Patricia Kelley 1981
Tekniques vol.5 no.4.pdf Article Nerve Development: Digitization and Three-Dimensional Reconstruction from Serial Sections David F. Davey 1981
Tekniques vol.5 no.4.pdf Article 4050 Users Share Data Storage and Retrieval in New Tektronix Hard Disk Chuck Smith Dave Watts 1981
Tekscope 1981 V13 N2.pdf Article Software Innovations Increase Productivity of Desktop Computer Users Bruce Rodgers 1981
Tekniques vol.6 no.1.pdf Article A Fast Unidirectional TTY Interface for a Minicomputer R. Christie Harper Ben M. Williams James E. Gaiser 1982
Tekniques vol.6 no.1.pdf Article 4050 Controls New Generation of Programmable Instruments for Measurement Automation 1982
Tekniques vol.7 no.1.pdf Article Tektronix Desktop Computer Indispensible in Fusion Research 1983

Patents that may apply to 4051

Page Title Inventors Filing date Grant date Links
Patent US D244614S Computing system Jack Gilmore Garry Mitchell Burgess Sid Broughton Martha Jane Rowland 1975-10-24 1977-06-07

Pictures

External

Internal

Option 1 Data Communication Interface, 021-0188-00

Advertising

Components

Some Parts Used in the 4051

Part Part Number(s) Class Description Used in
2N3053 151-0136-00 151-0136-01 151-0136-02 151-0136-03 Discrete component silicon NPN medium-power transistor AN/USM281C CG5001 CG551AP FG501 GMA101A GMA304 J16 OS261 PS503A RE4012 RM529 R116 R288 R293 R520 RM556 R561B R564B R7103 R7403N R7844 SC501 TR501 TR502 TR503 067-0508-00 067-0546-00 067-0561-00 067-0561-01 067-0570-00 067-0570-01 067-0604-00 067-0746-00 067-0845-00 1502 1503 1A4 1A7 1A7A 1L5 1S1 106 114 115 184 2A61 2101 211 212 230 240 284 287 3A10 3A7 3A9 3B5 3L5 3S1 3T4 3T5 3T6 3T77A 321A 4002A 4006 4010 4012 4013 4016 4024 4025 4025A 4051 4052 4052A 4054 4054A 4081 410 4112 4112B 4113 4113A 4113B 4114 4114A 4114B 4115B 4116A 4116B 422 453 454 454A 455A 4601 4602 4610 4620 4623 4631 4632 4633A 4634 464 465B 465M 466 468 4701 475 475A 475M 485 491 492 492A 492AP 492P 494 494P 496 496P 5T3 520 521 522 5223 528 528A 529 556 561B 564B 568 576 606 606A 608 611 613 614 618 619 624 630 634 7L12 7104 7313 7403N 7503 7504 7514 7603 7613 7623 7623A 7633 7704A 7834 7844 R7844 7904 R7903 7912AD R7912
Motorola 6800 156-0426-00 156-0426-04 156-2413-00 Monolithic integrated circuit 8-bit microprocessor 021-0206-00 021-0374-00 067-0902-00 067-1137-99 2211 2445 2465 2467 4041 4051 4662 4663 4692 4907 7912 7912AD 7A16P 7A29P 7B81P 7B90P 833 834 835 836 AA5001 CG5001 CG551AP CG5010 CG5011 DA4084 DF1 DF2 DM5010 FG5010 MI5010 SI5010 PS5004 PS5010 SG5010 TDS540 Keithley 181 Keithley 191 Keithley 192 Keithley 195 Keithley 195A Keithley 220 Keithley 224 Keithley 230