For ease of construction/transport we use 12 Corona beer bottles in a 5 gal HDPE bucket for .0125uF, it's easy to add more buckets for more capacitance, we currently have 4. Chris "I'm the Capman.." Boden The Geek Group www.geekgroup-dot-org ______________________________________________________ Get Your Private, Free Email at http://www.hotmail-dot-com