It’s possible quite a few of our older readers will remember the period from the 1960s into the ’70s when an electronic calculator was the cutting edge of consumer-grade digital technology.

Both calculators had limited memory for results of computations. Programmable Handheld Calculator Desktop electronic calculators that could be programmed were available from the mid-1960s. Prominent ...

Ideal op-amps also have the following three properties: The open-loop gain, A, is infinite The input impedance is infinite The output impedance is zero For this calculator, we can find the ideal ...

Close up female hands calculates on calculator, manage budget, makes payment on computer use e-bank secure application. Household expenses control, pay bills online. Saving, planning finances concept.

A simple electronic calculator built in ReactJS. This project can be found on my codepen page.

It also supplied other firms with electronic calculators sold under other names. This is a Busicom electronic calculator sold by the Dayton, Ohio, firm of NCR. The machine has nine digit keys and a 0 ...