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Products services for decibel products duplexer rf diplexers, duplexers, and multiplexers 212 companies rf diplexers are threeport frequencydependent devices that may be used as a separator or a combiner of signals. Many years ago decibel products a major rf hardware manufacturer. Decibel products uhf duplexer 250 watt rating db products db 4054 duplexer. Db4055, db4056, db4067, db4068, db4071, db4072 rack mount. All products are proudly designed and manufactured in the usa. The leftovers including duplexers are now sold by a company called dbspectra. Productsservices for duplexer decibel rf diplexers, duplexers, and multiplexers 212 companies rf diplexers are threeport frequencydependent devices that. Aereos tiny tv antennas nearly disrupted an industry. Frequencymhz low pass db4076w 406512 mhz two models of this high performance, compact base station duplexer are of fered for the 406420, 450470, 470492 and 492512 mhz bands. Decibel products cavities datasheet, cross reference, circuit and application.
For close frequency spacing loss versus frequency separation. Spec sheet for 1 channel expansion kit with bracket db4368wbab. Installation and tuning on decibel products 4057 three cavity. It will handle up to 250w and provide 90db of isolation. Download datasheets and request quotations on products that meet your. This download is the complete 2 volume set in one pdf file, and volume 2 starts on.
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