The Educator® BA II PLUS Professional

Date of introduction:  2006 Display technology:  LCD dot matrix
New price:   Display size:  10 (7+2)
Size:  8.2" x 4.6" x 0.40"    
Weight:  6.7 ounces Serial No:  
Batteries:  n.a. Date of manufacture:  
AC-Adapter:   Origin of manufacture:  China
Precision:  13 Integrated circuits:  
Memories:  10    
Program steps:   Courtesy of:  Joerg Woerner

The California based company Stokes Publishing Company, Inc. distributes under the label "The Educator®" calculators optimized for teaching purposes. William T. Stokes filed already July 30, 1991 the US Patent Application U.S. Pat. No. 5,035,502 with the title "Transparent calculator for overhead projection".

BAII-PlusProf_Back.jpg (506276 Byte)Both the keyboard and the display are made from translucent glass and plastics. Using a simple overhead projector the teacher could demonstrate easily the function of a calculator. 

The BA II PLUS Professional introduced by Texas Instruments in 2004 developed itself to a very successful business calculator. The one to one replacement from Stokes Publishing Company is this Business overhead calculator.

Overhead™ Calculator is a trademark of Stokes Publishing Company, Inc.


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© Joerg Woerner, November 21, 2007. No reprints without written permission.