Human Voices and the Wah Pedal

Purdue students' device creates guitar 'wah' effect without physical pedal

The Technology of Wah Pedals

The story of Wah Wah

How do guitarists get that 'wah wah' sound out of their guitars? - Quora

Boss AW-3 Dynamic Wah Pedal for Guitar & Bass - 5 Modes to Play With!

The Technology of Wah Pedals

Building Autonomous Line Followers Using Arduino and PID, PDF, Infrared

Behringer RSM guitar FX pedals review - DW400 Dynamic Wah / Human Voice

Joyo Iron Man Wow Wah Pedal by Joyo Audio (JF-322)

Building Autonomous Line Followers Using Arduino and PID, PDF, Infrared

Sound Bender 1

EMB Audio - Slash onstage in the early 90s during soundcheck. You can see his modified ernie ball volume pedal which is actually the control pedal for his emb audio remote wah.

Dunlop MC-404 CAE Wah Pedal Review - Premier Guitar