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Prinztronic 4

Prinztronic 4

Prinztronic 4.

6 v (4x AAA batteries).

Display is 8 digits, red LED.


55 x 120 x 20 mm (2.2" x 4.7" x 0.8").

Made Hong Kong.

A very small calculator with similarities to the Sinclair Cambridge models.

Circuit board.

With the back removed, showing the GIMT CZL-550 calculator integrated circuit, made by General Instrument Microelectronics, here date coded 1974.

Vintage Calculators

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