Hi all,

My project for the new binary CW decoder is nearly finished however I like to add a noise filter.

Used here a Teensy 4.1 so is there away to remove the noise from my signal listen to

https://mega.nz/file/DvxiXKjT#rUPTJD...jdsLR9qWUyUwQU

The tone is approx 350 Hz.

Best regards,
Johan