I just acquired one of these.
HOLY Kimchee!!!! Led Zeppelin II / Sabbath etc.... This makes my 330 sound like the freaking hammer of the Gods! What an incredible fuzz tone. Being of germanium trannys, it cleans up nicely when you roll back the vol. Do yourself a favor and check out this guy's work. He makes three different tonebenders and a buzzaround clone.
http://www.skinpimp-handcrafted.com/
