RD MIcrowaves designs and manufactures filter DIplexers/Cross Band Couplers using a unique suspended conductor in a stripline construction with mostly Air dielectric  for low loss. The Diplexers may be used as Band combiners or Band dividers with typical isolation in the 50 dB region. VHF, Cellular, PCS, AWS, BRS bands may be combined in various combinations as shown on the PDF data sheet. 


ProductInput ConnectorsStart Frequency (MHz) 1Stop Frequency (MHz) 1Start Frequency (MHz) 2Stop Frequency (MHz) 2Isolation (db min)PIM (dBc, max)
DI-A42DIN, 4.3-10, N80520698270050-155
DI-A43DIN, 4.3-10, N809601695270060/70Low Band: -160
High Band: -152
DI-A29DIN, 4.3-10, N6989901710217050-160
DI-A03DIN, 4.3-10, N047083097045-155

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