National Semiconductor NS835A

Date of introduction:  1978 Display technology:  LED-stick
New price:   Display size:  8
Size:  5.4" x 2.7" x 0.9"    
Weight:  4.1 ounces Serial No:  
Batteries:  9V  Date of manufacture:  Hong Kong
AC-Adapter:   Origin of manufacture:  
Precision:  8 Integrated circuits:  TMS0972
Memories:  1    
Program steps:   Courtesy of:  Joerg Woerner

You are familiar with this NS835A manufactured by National Semiconductor? You are right, this calculator uses the famous TMS0972 chip known already from the TI-1250.

Really difficult to understand if you know that the predecessor Novus 835 based on a National Semiconductor calculator chip!

If you have additions to the above article please email:

Joerg Woerner, December 5, 2001. No reprints without written permission.