DIY Effects Info Archives

End of an Era: Eagle CAD is Done in July 2026

Or rather, AutoDesk has announced that they will stop support for and allow online access to Eagle CAD after July

There have been many an online (and offline) argument about the nature of the classic Univibe pedal. Is the Univibe

I have spent countless hours pouring over the circuits and notes that used to be hosted on a strange little

Everybody seems to lust after “analog” pedals of all types, with delay/echo being the most sought after. But what’s going

If you’ve searched ebay for EL84 / 6BQ5 vacuum tubes, you’re probably also seen listings for mysterious Russian-made tubes with