# TI-85

> Graphing calculator by Texas Instruments

**Wikidata**: [Q2141725](https://www.wikidata.org/wiki/Q2141725)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/TI-85)  
**Source**: https://4ort.xyz/entity/ti-85

## Summary
The TI-85 is a graphing calculator manufactured by Texas Instruments. It belongs to the calculator model category and is a subclass of graphing calculators.

## Key Facts
- TI-85 is a graphing calculator manufactured by Texas Instruments
- It is classified as a calculator model and a subclass of graphing calculator
- The calculator uses 4 AAA batteries and 1 CR1620 battery as backup
- It has aliases including "TI 85"
- Its freebase ID is /m/02sdmz
- It has 10 sitelinks across various platforms
- Wikipedia articles exist for the TI-85 in 10 languages: commons, de, en, es, fi, fr, it, ja, sv, zh
- Its Library of Congress authority ID is sh92005902
- Its National Library of Israel J9U ID is 987007539435405171
- The device has an image available at https://commons.wikimedia.org/wiki/Special:FilePath/TI85_graphing_calculator.jpg

## FAQs
### Q: Who manufactured the TI-85 calculator?
A: The TI-85 was manufactured by Texas Instruments, an American multinational semiconductor design and manufacturing company founded in 1930.

### Q: What type of batteries does the TI-85 use?
A: The TI-85 uses 4 AAA batteries as its primary power source and 1 CR1620 battery as a backup power source.

### Q: In how many languages is information about the TI-85 available on Wikipedia?
A: Information about the TI-85 is available on Wikipedia in 10 languages: commons, German, English, Spanish, Finnish, French, Italian, Japanese, Swedish, and Chinese.

### Q: What is the Library of Congress authority ID for the TI-85?
A: The Library of Congress authority ID for the TI-85 is sh92005902.

## Why It Matters
The TI-85 represents an important educational tool in the field of mathematical computation. As a graphing calculator by Texas Instruments, it serves as a specialized device for visualizing mathematical functions. The availability of the TI-85 in multiple languages and its inclusion in authoritative library systems indicates its widespread adoption and educational importance. The device's presence across various linguistic and library platforms demonstrates its established position in the field of educational computing tools. The TI-85 exemplifies how specialized calculators became essential tools for students and professionals requiring graphical representations.

## Notable For
- One of the graphing calculators manufactured by Texas Instruments, a company with a long history since its founding in 1930
- Part of the calculator model category, representing a specialized tool for mathematical computation
- Utilizes dual battery power system with 4 AAA batteries and 1 CR1620 backup battery
- Available with information in 10 different Wikipedia languages, indicating international recognition
- Included in authoritative library systems like the Library of Congress and National Library of Israel

## Body
### Overview
The TI-85 is a graphing calculator produced by Texas Instruments, an American multinational semiconductor design and manufacturing company established in 1930 with headquarters in Dallas, Texas. The calculator falls under the category of calculator models and specifically as a subclass of graphing calculators.

### Technical Specifications
- Power source: 4 AAA batteries with 1 CR1620 battery as backup
- Digital presence: Has 10 sitelinks across various platforms
- Multi-language availability: Information available in 10 languages on Wikipedia (commons, de, en, es, fi, fr, it, ja, sv, zh)
- Visual documentation: Image available at https://commons.wikimedia.org/wiki/Special:FilePath/TI85_graphing_calculator.jpg

### Identifiers
- Freebase ID: /m/02sdmz
- Wikipedia title: TI-85
- Commons category: TI-85
- Library of Congress authority ID: sh92005902
- National Library of Israel J9U ID: 987007539435405171
- Aliases: TI 85

### Manufacturer Information
The TI-85 is manufactured by Texas Instruments, which employs approximately 31,000 people as of December 31, 2021. Texas Industries operates in the electronics, semiconductor industry, and calculator sectors, with the company's headquarters located at coordinates 32.91° latitude, -96.7525° longitude in Dallas.

## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Freebase Data Dumps. 2013
3. National Library of Israel Names and Subjects Authority File