I was working on my old color TV that was a transformer less wonder. I forgot to float my scope and when I hooked up the probe ground... POW! Vaporized to lead. - -Mark "what ever floats your 'scope" Jurras >>> Martin McCormick 1 November 1996 7:17 am >>> If some of you who are new to electronics ever run across one of these sets, procede with absolute caution. They were VERY dangerous with the chassis being a floating ground and a 50% probability that mains voltage might exist between it and Earth.