Prinztronic Mini
Prinztronic Mini
6 v (4x AAA batteries).
Display is 8 digits, red LED.
4 functions, %.
Main Integrated Circuit - Texas Instruments TMS0803NC (here date coded 1974 week 37).
54 mm x 120 mm x 17 mm (2.1" x 4.75" x 0.7").
Made in Hong Kong.
About 1975.
Similar in size to the Sinclair Cambridge models.
Inside showing the upper circuit board carrying the LED display made of three 3-digit sections, each with magnifying lenses, and the display driver IC (National Semiconductor DM8864N) connected to the lower board with the calculator IC, Texas Instruments TMS0803NC.
Grateful thanks to Laurence Howard for donating this calculator for display in the collection.
Prinztronic models
Vintage British Calculators
Text & photographs copyright, except where stated otherwise, © Nigel Tout 2000-2024.