{"product_id":"decibel-dbspectra-db4060-woc-c-duplexer-vhf-136-174-mhz-bandpass-reject-4-cavity","title":"Decibel dbSpectra DB4060-WOC-C Duplexer VHF 136-174 MHz Bandpass Reject 4 Cavity","description":"\u003cp\u003eDesigned for VHF duplex systems that operate with close frequency spacing. These units are currently tuned to the VHF amateur band with .600 khz  frequency spacing.   Duplexer design consists of 8-inch diameter quarter-wave coaxial cavities. They are interconnected in a band pass band reject configuration using double shielded coaxial cable.\u003c\/p\u003e \u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003co:p\u003e \u003c\/o:p\u003eFOR MORE INFORMATION\u003c\/strong\u003e: \u003ca href=\"https:\/\/dbspectra.wpengine.com\/specifications\/DB4060.pdf\"\u003ehttps:\/\/dbspectra.wpengine.com\/specifications\/DB4060.pdf\u003c\/a\u003e\u003c\/p\u003e \u003cul type=\"disc\"\u003e  \u003cli class=\"MsoNormal\"\u003e\u003cspan style=\"mso-fareast-font-family:      \" times=\"\" new=\"\" roman\u003eMinimum Channel Spacing: .5 MHz\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"MsoNormal\"\u003e\u003cspan style=\"mso-fareast-font-family:      \" times=\"\" new=\"\" roman\u003e80 dB transmitter noise attenuation      at the receiver frequency.\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"MsoNormal\"\u003e\u003cspan style=\"mso-fareast-font-family:      \" times=\"\" new=\"\" roman\u003e4 cavity model DB4060 uses two      transmitter and two receiver cavities.  \u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"MsoNormal\"\u003e\u003cspan style=\"mso-fareast-font-family:      \" times=\"\" new=\"\" roman\u003eCan couple two transmitters, two      receivers or two simplex units into a common antenna with frequencies      separated by 500 or 300 kHz or more.\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e","brand":"dbSpectra","offers":[{"title":"Default Title","offer_id":43309195886643,"sku":"Decibel VHF Duplexer DB4060 144-174","price":1275.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0646\/5647\/4163\/files\/20240603113044a__18881.jpg?v=1746139836","url":"https:\/\/used-radios.com\/products\/decibel-dbspectra-db4060-woc-c-duplexer-vhf-136-174-mhz-bandpass-reject-4-cavity","provider":"Used Radios","version":"1.0","type":"link"}