DATAMATH CALCULATOR MUSEUM
|Date of introduction:||1974||Display technology:||LED-stick|
|New price:||$69.95||Display size:||8|
|Size:||6.0" x 3.0" x 1.4"|
|Weight:||7.7 ounces||Serial No:||312-0234468|
|Batteries:||4*AA NiCd||Date of manufacture:||mth 03 year 1975|
|AC-Adapter:||A3310 6V DC, 100mA||Origin of manufacture:||USA|
|Precision:||8||Integrated circuits:||Mostek MK5020A|
|Program steps:||Courtesy of:||Peter Muckermann|
Corvus, the consumer division of the famous IC manufacturer MOSTEK, introduced with the Model 310 a basic four-function calculator with added square-root and percent keys.
printed circuit board (PCB) of the Corvus 310 makes use of the MK5020A
single-chip calculator circuit. We know the MK5020A,
a clone of the Texas Instruments one-chip calculator circuit TMS0102.
But these two lack the square-root key...
Learn more about Mostek Calculator Integrated Circuits.
Three different models were available:
Model 310: Includes four AA-sized batteries.
The Corvus 320 series removed the square-root function but added a full memory. Other calculators sold under the Corvus brand are the 400, 415, 500, and 615 models. Don't miss the colorful Corvus 804.
Don't miss the Magiclick 450, a perfect doublet of the
Corvus calculator using a brain manufactured by Rockwell.
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© Joerg Woerner, October 17, 2002. No reprints without written permission.