That would be me Lou W1QJ _www.kingconversions.com_ (http://www.kingconversions.com) In a message dated 9/9/2009 5:40:04 P.M. Pacific Daylight Time, kb8nnu at yahoo.com writes: just got done working on mine. I found last week that the grid shunt resistor was blown and someone on the list here suggested that it may be exactly that and it was!