Shear Pin Calculator
Here is a simple Excel spreadsheet tool to help calculate the size of ebay vent holes, the size of shear pins, and the amount of black powder to use for ejection charges.
Click here to download the spreadsheet.
Spreadsheets & Calculators
This section contains several spreadsheets I use when building or flying rockets. The spreadsheets are available to download by clicking on the pictures.
Copyright © Thomas Fetter