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DATAMATH CALCULATOR MUSEUM

Texas Instruments TI-31 SOLAR (1989)

Date of introduction:	1989	Display technology:	LCD
New price:		Display size:	8 (5 + 2)
Size:	5.5" x 2.8" x 0.45" 140 x 72 x 11 mm³
Weight:	2.8 ounces, 78 grams	Serial No:
Batteries:	n.a.	Date of manufacture:	mth 08 year 1990
AC-Adapter:		Origin of manufacture:	Italy
Precision:	11	Integrated circuits:	T6974S
Memories:	1
Program steps:		Courtesy of:	Joerg Woerner
		Download manual:	(US: 3.2 MByte)

The TI-31 SOLAR (1989) followed the path of the TI-31 SOLAR (1988).

A less sophisticated calculator was introduced with the TI-30 SOLAR.

In the year 1993 this successful calculator was discontinued. Texas Instruments introduced a complete new family in a smoother housing:

• TI-30X New display with 10 + 2 digits, 3 memories
• TI-30X SOLAR With Anylite solar-cells
• TI-35X Adds 2-dim statistics and hex-calculations
• TI-36X SOLAR With Anylite solar-cells

A similar calculator electronics was used with the Canon F-58 Scientific Statistical Calculator.

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