# Atlas R300A

The Atlas R300A is an arithmetic calculator with 8 digits precision and algebraic logic. It has 11 functions, 28 keys, and a VFD (vacuum fluorescent) display. The power source is 2xAA.
**Note:** MBO

## Facts at a glance:

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

Type | Arithmetic |

Functions | 11 |

Keys | 28 |

Precision | 8 |

Logic | Algebraic |

Display type | VFD |

Length | 139mm |

Width | 82mm |

Thickness | 24mm |

Power Source | 2xAA |

Year introduced | 1975 |

## Replacements:

If you have an Atlas R300A that is no longer working, you can first try replacing the 2xAA batteries. 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: