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Additional Pictures 

 

The early printed circuit board 
of the cheap TI-503SV.

The later printed circuit board 
of the cheap TI-503SV.

The latest edition of the TI-503SV
introduced in 2003 looks similar.


horizontal rule

If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, July 4, 2002. No reprints without written permission.