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Prinztronic SR99M

Prinztronic SR99M

Prinztronic SR99M

3 v (2x AA batteries).

Display is 8 digits, green fluorescent in single tube.

4 functions, %, square root, memory.

78 mm x 123 mm x 24 mm.

Made in Japan.
The distinctive style casing with the rounded corners on the right side is a feature of some models from the TEAL (Tokyo Electronic Applications Laboratory Ltd.) company, so this model may have been manufactured by TEAL.

Four keyboard variants of this calculator are known, as illustrated here:

Prinztronic SR99M types 1 & 2

Vintage Calculators

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