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1334 Accessible TI-84 Plus Programmable Graphing Calculator (Aug. 21, 2013)

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The main web site for Orbit Research is:
and their phone number is: 888-606-7248

The Orbit Research page on the Orion TI-84 Plus can be found at:
Info on the TI-84 Plus from Orbit Research

The main web site for the American Printing House for the Blind (APH) is:

The APH page on the Orion TI-84 Plus can be found at:
Info on the TI-84 Plus from APH

You can purchase the TI-84 Plus Talking calculator from APH by going to their store page at:
Purchase the TI-84 Plus Talking Calculator from APH

You can subscribe to the TI-84 Plus announce e-mail list from APH by sending an e-mail with the word subscribe in the subject field to:

Texas Instruments makes the base TI-84 Plus calculator. Their main web page is: and they have a more complete description and specifications of the base unit at:
Description of the TI-84 Plus base unit

You can contact Ken Perry at APH by sending an e-mail to:

You can contact someone at Orbit Research by sending an e-mail to:

There are a number of ways you can contact Sina Bahram. Select the method that suits you best by going to:

Sina Bahram's home page is:
or find him on Twitter: @SinaBahram
You can also read Sina's blog at:

Here are some other episodes of Eyes On Success which featured Sina Bahram:

Here is another episode in which we talked with Shaun Kane:
1204 Enabling the Blind to Use Touch Screens (Jan. 25, 2012)

We also interviewed Robert Shelton about another talking/audio graphing tool for the blind:
1326 MathTrax Graphing Tools for the Blind (June 26, 2013)