Sinclair Scientific Programmable

Sinclair Scientific Programmable
Image: wass.net used with permission
The Sinclair Scientific Programmable is a programmable calculator with 5 digits precision and algebraic logic. It has 19 functions, 19 keys, and a VFD (vacuum fluorescent) display. The power source is PP3 9V.

Facts at a glance:

Feature Value
Type: Programmable
Functions: 19
Keys: 19
Precision: 5
Logic: Algebraic
Display type: VFD
Length: 155mm
Width: 73mm
Thickness: 34mm
Power Source: PP3 9V
Year introduced: 1975

See other calculators by Sinclair