# \#alpha

**URL:** https://neurobb.com/tag/alpha/1.md

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## [OpenBCI - command after detecting alpha wave?](https://neurobb.com/t/openbci-command-after-detecting-alpha-wave/195)

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**Author:** [@dan](https://neurobb.com/u/dan)\
**Replies:** 1\
**Last updated:** [December 24, 2017, 6:27am UTC](https://neurobb.com/t/openbci-command-after-detecting-alpha-wave/195 "2017-12-24T06:27:28Z")

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In what file and line do I insert code to perform a basic function when processing detects an alpha wave spike? Let's say I want to type the letter 'a' on the keyboard when an alpha wave spike is detected. How would th…