"Lumpy" wrote in message
...
I'm a little stumped.
I'm sure I'm missing something obvious
but I just can't see it.

At this point, I think I'd set aside the MFJ and resort to a VSWR meter.
Once you verify the antenna, you can get to checking out the MFJ. The front
end bridge is very sensitive to overload and damages easily.
Dale W4OP