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The '''[[Cintra]]/Tektronix 909''' is a desktop scientific calculator with a [[Nixie]] display.
The '''[[Cintra]]/Tektronix 909''' aka ''Scientist 909'' is a desktop scientific calculator with a [[Nixie]] display.
 
Sister model ''[[911|Statistician 911]]'' replaces the Log(x), tan(x), hyper, and π keys with factorials and statistical functions.
 
The [[926|926 Programmer]] provides programming functionality with conditionals, branching and subroutines for the 909/911.


==Links==
==Links==
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* [http://dustyoldcomputers.com/calculators/tek909/index.html Tek 909 @ dustyoldcomputers.com]
* [http://dustyoldcomputers.com/calculators/tek909/index.html Tek 909 @ dustyoldcomputers.com]
* [http://vintagetek.org/tektronix-calculators/ Tektronix calculators @ vintagetek.org]
* [http://vintagetek.org/tektronix-calculators/ Tektronix calculators @ vintagetek.org]


[[Category:Computers]]
[[Category:Computers]]
[[Category:Introduced in 1969]]
[[Category:Introduced in 1969]]

Revision as of 04:36, 17 October 2018

The Cintra/Tektronix 909 aka Scientist 909 is a desktop scientific calculator with a Nixie display.

Sister model Statistician 911 replaces the Log(x), tan(x), hyper, and π keys with factorials and statistical functions.

The 926 Programmer provides programming functionality with conditionals, branching and subroutines for the 909/911.

Links