Turning myold sunpak Powerzoom 4000AF into a slave

Can this be done?
I was chatting to a tog the other day and he suggested it. Can a slave/drive unit attach to the flash, then mount the flash on a tripod and ...tada!! a lil studio flash!
(am I mad?!
)
What parts would I need?
Rob
I was chatting to a tog the other day and he suggested it. Can a slave/drive unit attach to the flash, then mount the flash on a tripod and ...tada!! a lil studio flash!
(am I mad?!

What parts would I need?
Rob