Voodoo Lab

I am having a big issue right now with the PPAC and a Whammy II pedal. I have a PPAC to power my Rocktron Banshee Talk Box and a Digitech Whammy II. When I plug in the whammy and try and use the wah I get massive hum. The Banshee does not cause any hum. I don't understand how this is happening. Any ...