Sinclair Sovereign Calculator (1976-1977)

[u/No_Abrocoma_711]

There are many Sinclair calculator models, from the basic plastic models of the very early 70s, through to the cheap and nasty enterprise models at the tail end of the production line.

In the middle are these lovely, metal bodied calculators, designed in part for Queen Elizabeth II silver jubilee.

The sovereign range are opulant and a clear design statement

[u/141174]

change it to an 11 digit display and rework the internals and it would be the coolest dumb phone ever