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Additional Pictures 

 

This Texas Instruments Number Beat was manufactured by Inventec Corporation
in Taiwan in June 1987 (Date code I-0687  mth 06 yr 1987).

The Number Beat logo instead the usual TI-1104 designation.

The Personal Advisor includes the Number Beat calculator. 

The printed circuit board (PCB) of the Number Beat is
centered around an unknown single-chip calculator circuit.

Close-up view of the unknown
single-chip calculator circuit.

 Close-up view of the PCB-Mark
of a Number Beat.



horizontal rule

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

Mark Bollman and Joerg Woerner, October 14, 2004. No reprints without written permission.