Someone posted a link of an amusing eBay auction a little over a year ago. This was a really poorly constructed amplifier. I've converted it to a pdf. http://www.g8wrb.org/useful-stuff/ebay-auctions/bad-amplifier.pdf enjoy -- Dr. David Kirkby, G8WRB Please check out http://www.g8wrb.org/ of if you live in Essex http://www.southminster-branch-line.org.uk/