vlogge sinclair: calculator

Sinclair Scientific Calculator

It uses Reverse Polish Notation RPN like the HP-35 and gives results in scientific notation. Holding down 4 while turning on power will pla...

138mmH 56mm W 9mm D. As far as i can tell this is a sinclair ql and thats as far as my knowledge extends and i only know that because thats...

1940 was able to achieve this by reducing the power input demanded by the calculator chip. Sinclair in his quest for miniturisation to prod...

This was many peoples introduction to electronic calculators. It was sold both as a kit and fully built. Sinclair Cambridge Programmable ...

The Sinclair Coefficient for the Olympiad 1st January 2017 to 31st December 2020 The Sinclair coefficients derived statistically are adjust...

Hand-held electronic calculators store. The Sinclair Cambridge Programmable Calculator was also sold in the US as the Radio Shack EC-4001. ...

Here are what we believe to be all of the models in what we think is their chronological order. This allowed it to be incredibly thin for t...

Sinclair Black Watch 1975 The Black Watch was launched in September 1975 by Sinclair Radionics later Sinclair Research the company behind t...

Assistant editor at Instrument Practice. It is often credited as being the worlds first attractively styled calculator that did not require...

ZX Spectrum personal computer 1984. The Sinclair Wrist Calculator was a wrist-worn calculator produced by Sinclair Instrument and introduce...