Comp-U-Spec Truck Specification calculator by Texas Instruments

Date of introduction:  1981 Display technology:  LED-stick
New price:   Display size:  10 (8 + 2)
Size:  6.4" x 3.2" x 1.5"
 162 x 81 x 37 mm3
Weight:  8.5 ounces, 240 grams Serial No:  7899113
Batteries:  BP1A Date of manufacture:  wk 35 year 1982
AC-Adapter:  AC9131 Origin of manufacture:  USA (ATA)
Precision:  13 Integrated circuits:  TMC0501E, TMC0580 (CD2400), TMC0580 (CD2401), TMC0573, TMC0591, Toshiba TC5047AP
 TMC0540 (CD5628)
Logic:  AOS - 8 Pending Operations, 9 ()    
Memories:  0-60    
Program steps:  480-0 Courtesy of:  Joerg Woerner
    Download manual: (US: 1.9M Bytes)

TI-58C_CompUSpec_BACK.jpg (538636 Byte)The innovative TI-58C was the perfect base for a lot of customized calculators. The idea behind these products was the novelty of the Solid State Software Modules™ with up to 5000 program steps.

The Truck Specification program was developed by Comp-U-Spec.

This Comp-U-Spec Truck Specification calculator makes use of a customized Solid State Software Module™ developed in 1981 (based on the ROM-Code).


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© Joerg Woerner, March 8, 2010. No reprints without written permission.