That did it, Don. I was making it out to be more complicated than it was. I
reflowed both ends of both red windings on L1 and L2 and everything works
great on 80 receive and transmit now. Thanks!
Don Wilhelm wrote:
>My bet would be on a poorly tinned toroid lead either on L1 or L2 on the
>The red winding is only used on 80 meters, and the relay shorts out the red
winding on the other bands.
>Look very carefully at the back of the LPF board - if you see any trace of
red enamel, that is the problem.
>Another check is to see if you have continuity between the BNC jack center
and where the green wire of L1 >connects to the board. You will have to
check with power on and the KX1 set to 80 meters since the relay on >the LPF
board is not a latching type.
>Bill Trettin wrote:
>> I installed the KXB3080 option in my KX1 a couple months ago and
>> everything checked out OK after completion, including output on 80
>> Now however, I am getting no output at all on 80 meters. I am still