SHOW FILTER (51)
NASA Mission Control Computer Chip
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During the 1970s–80s, NASA used state-of-the-art computers from the company Modular Computer Systems. These "MODCOMP" systems were used in processing and controlling the telemetry of many space projects including the Voyager probes, Skylab, as well as the early Space Shuttle launches. ...

$28.00
Beam Splitter Dichroic Glass X-Cube
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A beam splitter is a high-precision tool used in experimental laboratories. It is a glass cube made of several lab-grade glass prisms with special optical filtering coatings. This type is also called an x-cube. A beam splitter’s purpose is to...

$18.00
Punched Computer Tape Section
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Own a piece of one of the oldest computer programs ever created. Perforated paper tape, also known as computer tape, was an early form of physical media used for storing digital data. It was first developed in 1725 and rose...

$8.00
Explorer 7 Satellite Telemetry Data Tape
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This strip of magnetic tape includes a portion of raw telemetry data for the Explorer 7 satellite. This listing is for a section of tape in an acrylic case that was taken from a larger spool recorded in October 1959. In...

$19.50
Computer Punch Card
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A punched card is a paper designed to hold digital data.  Though now obsolete, these were among the earliest forms of computer data storage and reached their peak usage in the mid-twentieth century. The cards contain numbered rows and columns...

$1.00
Supercomputer Memory Chip
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This chip was once part of one of the smartest/fastest/largest mainframe computers in the world, pushing the limits of computational power in its day. Supercomputers were introduced in the 1960s, and for several decades the fastest were made by Seymour...

$39.00
Grecian Computer Puzzle
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The Grecian Computer is a high-difficulty math puzzle that challenges solvers to rotate the dials so that all of the columns coming out from the center add up to 42. Recommended age: 8 and up Product Dimensions: 6.5 x 6.93 x...

$14.99
E-Waste CPU for Gold Recovery
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-34%
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This is a processor chip that includes the logic and microarchitecture to perform complex tasks in an instant, an astonishing achievement considering it is made entirely of materials found in nature. You may know that electronics contain silicon refined from...

$24.00$16.00
Antistatic Wrist Strap
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This wrist strap discharges static electricity from your body so that you can work on sensitive electronics without damaging them.

$6.00
NFC Tags (Set of 6)
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These circular stickers are short-range radio devices that can communicate with devices within about 10 cm (4 in).These tags work on a system of technologies called near-field communication (NFC), the same system that enables contactless payment systems. The hardware on...

$10.00
Ethereum Paper Wallet
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This card is called a paper wallet. It represents an address on the Ethereum blockchain where we have stored digital assets for you. This card comes preloaded with 1,000,000 Gwei, or 0.001 ether (Ξ). Gwei is a denomination of ether...

$12.00
Programming Enamel Pin
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Computer programming is the process of designing and building an executable program to accomplish a specific computing result. Programming involves tasks such as: analysis, generating algorithms, profiling algorithms' accuracy and resource consumption, and the implementation of algorithms in a chosen...

$10.00
Grace Hopper: Queen of Computer Code
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“If you’ve got a good idea, and you know it’s going to work, go ahead and do it.”The inspiring story of Grace Hopper—the boundary-breaking woman who revolutionized computer science—is told told in an engaging picture book biography. Who was Grace Hopper?...

$16.96
Application Prototyping
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Publisher: Wiley & Sons, 1984 Author: Bernard Boar  Condition: Good  "This realistic guide gives the computer programmer entering the industry a "seasoned" understanding of the real work environment of the business DP unit, the basic job responsibilities of the applications...

$10.00
Microelectronic Circuits
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Authors:Adel S. Sedra, Kenneth C. Smith Publisher: Oxford University Press, 1987 Condition: Very good In the Third Edition of their bestselling design-oriented treatment of discrete and integrated circuits, Sedra & Smith anticipate future trends in the teaching of core electronics to...

$10.00
Programming Real-Time Computer Systems
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Former Library book Prentice Hall series in Automatic Compuation  Author: James Martin  Publisher: Prentice Hall,  1965 Condition: Excellent "This book describes the methods used in programming complex systems of this type. While many of the techniques described apply to non...

$12.00
Digital Simulation of Continuous Systems
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Former Library book  Condition:  Very Good  Publisher:   McGraw Hill,1969 Author: Yaohan Chu 

$13.00
Security, Accuracy, and Privacy in Computer Systems
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Former Library book  Condition:  Very Good  Publisher:  Prentice Hall, 1973 Authors: James Martin 

$14.00
Fundamentals of Computer Algorithms
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Former Library book  Condition:  Very Good  Publisher:   Computer Science Press, 1978 Authors: Ellis Horowitz, Sartaj Sahni 

$16.00
Complex Variables
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Authors: Norman Levinson, Raymond Redheffer  Publisher: McGraw Hill,  1970 Condition: Excellent "This book is addressed to students with diverse background who are interested in complex analysis mainly for its usefulness to them. The content represents what we consider to be the...

$45.00
Social Statistics
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Publisher ‏ : ‎ McGraw-Hill; 2nd edition (January 1, 1972)Language ‏ : ‎ EnglishHardcover ‏ : ‎ 583 pages Author:  Hubert M. Blalock Jr.  Condition: Very good. Pages are clear from markings; hardcover edges in good shape.  "This text is...

$10.00
IBM Mainframes: Architecture and Design
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Author: N. S. Prasad Publisher: McGraw Hill, 1989  Condition: Excellent     

$12.00
Pulses and Transients in Communication Circuits
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An Introduction to Network Transient Analysis for Television and Radar Engineers Publisher: Chapan & Hall Ltd, 1949 Condition: Very good  Former library book   

$20.00