Unfortunately, a wah wah pedal is only used for Guitars. A wah wah pedal (or just wah pedal) is used to mimick a human voice by altering the tone of the guitar.
A wah-wah pedal is a pedal used for an Electric Guitar which imitates the sound of the human voice.
Wah pedal
If its the Scars on Broadway song, I believe Daaron Malakian uses a Wah Pedal.
I would say a Wah Wah pedal and some type of distortion.
Boom Chicka Wah Wah was used in a Lynx commercial and an Axe commercial. It is also used to describe how "hot" someone is, usually with a dance or swaying of the hips. The "Wah-wah" probably originated with the Wah wah effects pedal used by guitarists in the late 1960's and early 1970's. Its the sound used to mimic 70's pornography music.
Dunlop Crybaby is a Wah Wah pedal used for rock guitars. It was first introduced in 1966 by Thomas Organ Company. The famous names who used and still using Wah Wah Crybaby pedals were Jimi Hendrix and Eric Clapton. Dunlop Crybaby is a trademark of Wah Wah.
Cry Baby
That's a good question, he uses a wah-wah during the receding parts of his notes...but you wont get the exact same sound as he does it without a wah-wah. but the best thing you can do to get it close is to do bend and while you're bending the end of the note close it in with a whammy. buy a wah wah pedal. but even with the wah-wah pedal, it is unlikely that you will ever get close to being able to play like Tom Morello.
Formmy Kit Wah Chu has written: 'The sociology of education'
Fender Stratocaster into a Marshall. He also had a wah-wah and fuzz pedal hooked up.
buy a wah pedal and figure it out. shouldn't be too hard.
Morley Mark Tremonti Wah Pedals