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Article #23

Re: For Sale: Texas Instruments TI-81 Graphics Calculator

#23
From: Me
Date: Mon, 23 Sep 1996 00:00
44 lines
2609 bytes
Everyone! Just spend $30 or $40 more and get the TI-82. It's better :)

reefnet@interlog.com wrote in article <521gmv$db8@news.interlog.com>...
> This is a great graphics calculator for any high school or university
student. 
> Here are a few specs listed on the box:
> 
> -You can view entire expressions as they are entered on the large 8x16 
>  character display as well as see the calculated results.
> -define, save, and graph up to four functions at one time.
> -up to 3 parametric equations (X and Y components expressed in terms of
T) can 
>  be saved, graphed, and analyzed using all of the trace and zoom features
> -perform one- and two-variable statistical analyses, both numerically and

>  graphically
> -pull down menus permit logical grouping of and easy access to advanced 
>  functions without adding keyboard clutter.
> -just one keypress automatically plots selected functions in the viewing 
>  rectangle
> -several built-in zoom functions to change graph viewport range.
> -up to 3 matricies, each with a dimension of up to 6x6 can be entered,
edited, 
>  and manipulated.
> -up to 37 programs totalling 2400 bytes
> -up to 27 different variables can be stored
> -all variables are saved while the unit is off.
> -includes a comprehensive guidebook outlining all features
> -durable slide-on cover to protect the screen and buttons.
> 
> This calculator is in perfect condition, used with care, and includes
original 
> box, manual, slide-on cover, and batteries. I want $65 CDN or $48 US for
this 
> unit, OBO. Let me know if you're interested. More info can be found at 
> www.ti.com
> 
> Thanks,
> 
> Kris Wilk
> 905-820-8378
> Mississauga, Ontario, Canada
> 
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From: "Me" <me@here>
Subject: Re: For Sale: Texas Instruments TI-81 Graphics Calculator
Date: 1996/09/23
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