Old Calculator Museum Advertising & Documentation Archive
Friden 1201 Calculator Advertisement
Advertisement for Friden 1201 calculator, circa 1973.
Original document provided through the estate of Clifford Rueff, Friden Service Technician, Denver, CO
The 1201 was the entry-level
calculator in Singer/Friden's 1200-Series of calculators. The 1200-Series
calculators were a departure from Singer/Friden's earlier use of
calculators made in Japan by Hitachi (the 111X-Series). The 1200-Series
machines were made in the USA using US-manufactured parts. The 1201 was
a twelve digit, five function (+, -, X, ÷ %) machine with a
single accumulator-style memory register. There were two other machines
in the 1200-Series, including the 1202, and the
These machines all utilized Large Scale Integration circuit technology
made by Rockwell and Burroughs Panaplex II displays.