On Monday 23 September 2002 04:29, Phil Clements wrote: > > Are you sure that your watt meter reads ok on 160 compared to the higher > > bands? > > I meant to mention that too..... > A 2-30 mhz Bird slug reads several percent low on 1.8 mhz. > Your efficiency may be higher than you think! HP thermistor power meters (431/435 etc.) dive off by around 25% below 5MHz. Had me scratching my head for a while. Steve