DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

The sales box of the TI-1757 Melody Card sold around 1982 in Italy.

This TI-1757 was manufactured in or around 1982 in Taiwan.

The printed circuit board (PCB) of the TI-1757 is centered
around a Sharp LI3321 single-chip calculator circuit.

Close-up view of the Sharp LI3321 single-chip calculator circuit.

Close-up view of the PCB-Mark of a TI-1757.


horizontal rule

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

Joerg Woerner, November 25, 2022. No reprints without written permission.