Modified for use with a single +9v supply
Made the Envelope switch an on/off/on for a mild, off, and extreme setting. Increase the 47k* value if warble is too extreme.
![](http://guitar-fx-layouts.238.s1.nabble.com/file/n50729/Windbag_Tagbrds.png)
The brick mounts on underside of board
1978 Gibson Les Paul Standard, Cherry Sunburst