Duplexer 380-470MHz UHF DU400/6

The DU 400/6 is a 6 resonator filter utilizing full length quarter-wave cavities and is designed to combine both receive and transmit frequencies into a single antenna.
The DU 400/6 can be tuned within the 380 to 470 MHz range with a spacing of 10 MHz.
The duplexer is compact and thereby minimizes space requirements.