NON-REFLECTING BRANCHING FILTER 



93 



WAVEGUIDE-. 



^-WAVEGUIDE CHANNEL FILTERS 



3870 MC 



3950 MC 



4110 MC 



4190MC VW 



- TERMINATIONS -'' 



-20 -18 -16 -14 -12 -10 -8 -6 -4 -2 2 4 6 8 10 12 14 16 18 20 

 FREQUENCY IN MEGACYCLES PER SECOND (FROM MID-BAND) 



Fig. 10— Input standing wave ratio of hybrid branching filter. 



point by point with a double detection measuring set. With all outputs ter- 

 minated the standing wave ratio observed at the input line was under 0.6 db in 



