---
title: "Calculators | Lets Hack It"
description: "Written by\n    \n        Lucas Teske\n    \n\n    \n      \n      on \n  23\n  \n  April\n  2017\n\n    \n  \n\n  \n  \n\n  \n\n\n  Here I will post some of the calculators App I did (probably not the formulas). I hope it find useful for you.\n\n\n  Septum Feed Calculator – Based on OK1DFC Spreadsheet\n\n\n\n  \n\n\n\n\n\n\n\n  \n  \n\n  Top"
image: "https://lucasteske.dev/assets/cropped-logo.png"
---

Written by Lucas Teske   
on 23 April 2017

# 

Here I will post some of the calculators App I did (probably not the formulas). I hope it find useful for you.

- [Septum Feed Calculator](https://www.teske.net.br/lucas/septum/) – Based on [OK1DFC](http://www.ok1dfc.com/eme/emeweb.htm) Spreadsheet