DATAMATH CALCULATOR MUSEUM
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|
|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.
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.
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© Joerg Woerner, September 20, 2003. No reprints without written permission.