THC> TL> I think it is MFJ that makes several vswr bridges that contain
THC> TL> their own oscillators.
THC>I'm not really sure if that would be useful for me or not.  SWR as 
measured
THC>by me seems to vary depending on which transmitter I'm using.
The SWR should not change by changing the transmitters.  If it does,
then something is wrong besides the antenna system.  One cause for what
you are seeing is one transmitter has more harmonics than the other.  A
change in the power level can cause an apparent swr change in some
cases.
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