DATAMATH 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.