Hi Kris,

Sorry, I use 3/4 wave cables, not all cut to perfection.
I measured lengths for the t-connection exactly.
Fro the center of the T to thye beginning of the loop 3/4 wave, or should it 
have been from center T to center T.
       ....
       |  |
  .----....----.               .-----------.
  |            '''''''''''''''''           |
  '------------'''''''''''''''''---.....---'
         \                         |   |
          \                        |   |
           \                    ...:::::...
            \                      /| |
         Center T                 / | |
                                 /  | |
                                /   --'
                          Begin Loop
I have homebrew filter with six 10cm diam. cavities, and six commercial 
bandpasses, of which I use six as band rejects.
I might want to try using a Johanson trimmer in the loop to try and create a 
bpbr cavity. Have not experimented with that yet.

In pictures I see twoo br or bpbr cavities and one bp cavitie, of which the 
last (bp) is couples to the br with longer cable.
Looks like 1/2 wave, can this be correct?

Edwin

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