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It replaces the Log(x), tan(x), hyper, and π keys of its scientific-type sister model [[909]] with factorials and statistical functions. | It replaces the Log(x), tan(x), hyper, and π keys of its scientific-type sister model [[909]] with factorials and statistical functions. | ||
The [[926|926 Programmer]] provides programming functionality with conditionals, branching and subroutines for the 909/911. | ==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== | ||
Revision as of 14:26, 7 September 2021
The Cintra/Tektronix 911 aka Statistician 911 is a desktop statistical calculator with a Nixie display.
It replaces the Log(x), tan(x), hyper, and π keys of its scientific-type sister model 909 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
Pictures
- please add