The following calculators have been owned and used by Hans Sundgren.
Hans gets this calculator as part of a work compensation program. He selects the calculator himself and wants an economical type of calculator with possibility to program any problem. This calculator has also an IR-connected printer.
End of life 19xx
In XXX 199x the calculator is stolen when is is stored in a breifcase in the car parked in Djurgården, Stockholm. The printer is left in Västerås.
When entering the final 4'th year of his engineering studies, calculators were now accepted. So Hans buys a scientific calculator with R/P functions needed for his last years study of high voltage electrical engineering.
Hans read the magazine "Radio och Television" and sees an ad describing the Sinclair Cambridge calculator from Great Britain.
Calculators are not accepted when Hans starts the secondary school, studying to be an engineer. So Hans is forced to learn how to use a slide ruler.