Cobham Microwave RF & Microwave Filters - Cobham plc

Cob-dcav-013Cavity DuplexersFEATURES• Low Channel Center Frequency : 457 MHz• Low Channel Bandwidth : 456 MHz to 458 MHz• High Channel Center Frequency : 467 MHz• High Channel Bandwidth : 466 MHz to 468 MHz• Input Power (max) : 20 W• Insertion losses @ fo : < 1.5 dB• Operating temperature : -25°C to +75°CDESCRIPTIONThe cob-dcav-013 is a cavity diplexer ideal forrailways applications. Low in bandwidth insertionlosses ( < 1.5 dB ) and excellent attenuation outof bandwidth ( > 70 dB ) is achieved using stateof the art design, assembly and tuning process.This 20 W power handling cavity diplexer isavailable in low cost package.APPLICATIONS• RailwaysELECTRICAL SPECIFICATIONSSymbol Unit ValueImpedance Z Ω 50Power Pin W 20Low filterBandwidth BwL BwL MHz 456.8 - 458.8Insertion loss in BwL dB < 1.5Return loss in BwL dB > 16.6Attenuation in BwH dB > 70High filterBandwidth BwH BwH MHz 466.8 - 468.8Insertion loss in BwH dB < 1.5Return loss in BwH dB > 16.6Attenuation in BwL dB > 70ENVIRONMENTAL SPECIFICATIONSSymbol Unit ValueOperating Temperature range T °C -25 → +75Storage Temperature range T °C -40 → +75Vibrations – Shocks – Bump test EN 50155OTHER SPECIFICATIONSSymbol Unit ValueDimensions L x l x h mm 154 x 78 x 27ConnectorsSMA femaleCobham Microwave 146