Canon LS-10

Date of introduction:   1983 Display technology:  LCD 
New price:   Display size:  10
Size:  4.4" x 2.6" x 0.25"    
Weight:  1.9 ounces Serial No:  
Batteries:   Date of manufacture:  year 1984
AC-Adapter:   Origin of manufacture:  Japan
Precision:  10  Integrated circuits:  Toshiba T6890AS
Memories:  1    
Program steps:   Courtesy of:  Joerg Woerner

Canon introduced with the LS-10 one of the early calculators combining solar cells with a 10-digit display. Compared with the TI-1767 introduced in the same year the LS-10 is much thinner and looks more valuable.

LS-10_PCB.jpg (48108 Byte)Dismantling the LS-10 reveals a typical "Toshiba" construction with a T6890AS single-chip calculator circuit placed between the display and the keyboard. The remaining space is occupied by the solar cells.  

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Joerg Woerner, February 28, 2004. No reprints without written permission.