Logos 27 is the culmination of twenty years of Olivetti printing
calculator development. Almost twice the size and weight of
range, it is also twice as fast. During multiplication and
division, the Logos operates at 600 cycles per minute. It also
has three memories, each serving a slightly different function.
Natale Capellaro was in charge of the mechanical design, and
the industrial design was by Ettore Sottsass.
machine made its debut at the Business Equipment Manufacturers
in New York in late 1965. A large booth was dedicated to
the new machine, with the new, fully electronic
Programma 101 relegated to a small corner display. Within a
electronic calculator had taken over the market, and Olivetti
offered large trade-in allowances for the Logos 27.
is the largest and heaviest machine in the collection.
sincere thanks to Martin Löfgren for the donation of this