Texas Instruments TI Programmable 57 (2nd Italy design)

Date of introduction:  May 24, 1977 Display technology:  LED-stick
New price:  $79.95 Display size:  8 (5 + 2)
Size:  5.8" x 3.1" x 1.4"
 148 x 78 x 36 mm3
Weight:  6.4 ounces, 180 grams Serial No:  
Batteries:  BP7 Date of manufacture:  wk 21 year 1980
AC-Adapter:  AC9132 Origin of manufacture:  Italy (RCI)
Precision:  11 Integrated circuits:  TMC1501
Logic:  AOS - 4 Pending Operations, 9 ()    
Memories:  8    
Program steps:  50 Courtesy of:  Joerg Woerner
      Download manual:   (DE: 13.1 MByte)

Texas Instruments manufactured the TI-57 for the European market in their Rieti, Italy factory. Their first design of the TI-57 looks completely different then the US-manufactured products, matches the second design the original perfectly.  



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Joerg Woerner, December 4, 2011. No reprints without written permission.