# Aristo parat s

The Aristo parat s is an arithmetic calculator with algebraic logic. It has 5 functions, 20 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V.

## Facts at a glance:

Feature | Value |
---|---|

Type | Arithmetic |

Functions | 5 |

Keys | 20 |

Logic | Algebraic |

Display type | LED |

Power Source | PP3 9V |

Year introduced | 1975 |

## Replacements:

If you have an Aristo parat s that is no longer working, you can first try replacing the PP3 9V battery. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.

We suggest the following current models as possible replacements: