The Talk Box: Intriguing History of the Sound Effect | Articles @ Ultimate- Guitar.Com
Heil Talk Box | Vintage Guitar® magazine
Build Your Own Talk Box out of Old PC Speakers - Live4guitar | Online Guitar Community
My Homebrew Talkbox - Ultimate Guitar
Talk Box - MXR - Max Guitar – Max Guitar
Peter Frampton's fame came partially from his use of the 'talk box'. I've never truly understood the instrument. Is he just talking into a gizmo? What's so hard about that? - Quora