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The '''[[Cintra]]/Tektronix 909''' is a desktop scientific calculator with a [[Nixie]] display. | {{Instrument Sidebar | ||
|manufacturer=Tektronix | |||
|model=909 | |||
|class=Computer | |||
|series= | |||
|summary=Desktop scientific calculator | |||
|image=Cintra 909 - 1 - Electronics 1969-08-18.jpg | |||
|caption=Cintra 909 Ad, Electronics, Aug 18, 1969 | |||
|introduced=1969 | |||
|discontinued=(?) | |||
|designers= | |||
|manuals= | |||
* [[Media:070-1227-01.pdf|Tektronix 909/911 Operators Manual]] | |||
* [[Media:070-1269-00.pdf|Tektronix Scientist 909 Workbook]] | |||
* [[Media:070-1280-00.pdf|Tektronix 909/911 Calculator Interface Manual]] | |||
}} | |||
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. | |||
==Accessories== | |||
* The [[926|926 Programmer]] provides programming functionality with conditionals, branching and subroutines for the 909/911. | |||
* [[928]] Instructor (cassette interface) | |||
* [[941]] printer | |||
* [[923]] card reader | |||
* [[920]] "Repeater" | |||
* [[905]] Junction box | |||
==Links== | ==Links== | ||
* [http://www.oldcalculatormuseum.com/tek909.html Tek 909 @ oldcalculatormuseum.com] | * [http://www.oldcalculatormuseum.com/tek909.html Tek 909/911 @ oldcalculatormuseum.com] | ||
* [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] | |||
{{Documents|Link=909}} | |||
==Price== | |||
* $3,780 in 1969 (~$31,400 in 2023 dollars) | |||
==Pictures== | |||
<gallery> | |||
Cintra 909 - 1 - Electronics 1969-08-18.jpg | |||
Cintra 909 - 2 - Electronics 1969-08-18.jpg | |||
</gallery> | |||
[[Category:Computers]] | [[Category:Computers]] | ||
Latest revision as of 06:24, 10 March 2024
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.
Accessories
- The 926 Programmer provides programming functionality with conditionals, branching and subroutines for the 909/911.
- 928 Instructor (cassette interface)
- 941 printer
- 923 card reader
- 920 "Repeater"
- 905 Junction box
Links
- Tek 909/911 @ oldcalculatormuseum.com
- Tek 909 @ dustyoldcomputers.com
- Tektronix calculators @ vintagetek.org
Documents Referencing 909
| Document | Class | Title | Authors | Year | Links |
|---|---|---|---|---|---|
| Tekscope 1971 V3 N5 Sep 1971.pdf | Article | The Tektronix Scientist 909 | Dave Takagishi | 1971 | 909 • 926 • 941 • 928 • 911 |
Price
- $3,780 in 1969 (~$31,400 in 2023 dollars)
