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Canon card EX-1

Date of introduction:  1977 Display technology:  LCD (yellow)
New price:   Display size:  8
Size:  3.9" x 2.2" x 0.15"  
Weight:  1.1 ounces Serial No:  674297
Batteries:  CR2025 Date of manufacture:  mth 10 year 1978
AC-Adapter:   Origin of manufacture:  Japan
Precision:  8  Integrated circuits:  NEC uPD1824G
Memories:  1    
Program steps:   Courtesy of:  Joerg Woerner

Canon introcuced in 1977 one of the first calculators performing money conversions and was far ahead the later -calculators like the -2000.

EX-1_PCB.jpg (46839 Byte)The printed circuit board (PCB) of the EX-1 makes use of the NEC uPD1824G single-chip calculator circuit. NEC introduced with the uPD1833 a much more successful calculator circuit found in the Money Managers like the Checkbook.



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

Joerg Woerner, September 20, 2003. No reprints without written permission.