{"product_id":"bird-txrx-systems-combiner-expansion-cavity-144-174-mhz","title":"Bird\/TxRx 74-37-03483(144-174 MHz) Systems Combiner Expansion Cavity","description":"\u003cdiv class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" lang=\"EN-US\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eCommonly used in T-Pass Combiners, Preselector Filters\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e. \u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eIt is used to protect the receiver from transmitters 170 kHz - 1 MHz away\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":2,\"335551620\":2,\"335559685\":720,\"335559731\":0,\"335559737\":72,\"335559738\":0,\"335559739\":240,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"1\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eFrequency Range 144-174 MHz\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"2\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eInsertion Loss\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e–\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003e0.5-2.0 dB (see Spec Sheet Graph)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"3\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eAttenuation\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e–\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003e0.5-45 dB (See Graph)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"4\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003ePower Rating\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e–\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003e300 Watts (See Spec sheet)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"5\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eConnectors\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e–\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e3\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e-N Type Female\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"6\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eMounting method\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e–\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003eVaries (ask about straps)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"7\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eVSWR - 1.25:1\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ListContainerWrapper SCXW158041640 BCX8\"\u003e\n\u003cul class=\"BulletListStyle1 SCXW158041640 BCX8\" role=\"list\"\u003e\n\u003cli aria-setsize=\"-1\" data-leveltext=\"\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props='{\"335552541\":1,\"335559685\":1618,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"8\" data-aria-level=\"1\" role=\"listitem\" class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" lang=\"EN-US\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eDimensions (\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW158041640 BCX8\"\u003eHxWxD\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003e- inches)\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e–\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003e26” x 6.625” x 6.625”\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP Selected SCXW158041640 BCX8\" data-ccp-props='{\"201341983\":0,\"335551550\":1,\"335551620\":1,\"335559737\":72,\"335559738\":0,\"335559739\":0,\"335559740\":480}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW158041640 BCX8\"\u003e\n\u003cp class=\"Paragraph SCXW158041640 BCX8\"\u003e\u003cspan data-contrast=\"none\" lang=\"EN-US\" class=\"TextRun SCXW158041640 BCX8\"\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003eAsk about our tuning services! If you have a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW158041640 BCX8\"\u003eTxRx\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW158041640 BCX8\"\u003eDesign\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW158041640 BCX8\"\u003e\u003cspan\u003e \u003c\/span\u003elet us build it!\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"TxRx Bird","offers":[{"title":"Default Title","offer_id":44354799763507,"sku":"74-37-03483","price":195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0646\/5647\/4163\/files\/PXL_20260519_141349709.jpg?v=1779982427","url":"https:\/\/used-radios.com\/products\/bird-txrx-systems-combiner-expansion-cavity-144-174-mhz","provider":"Used Radios","version":"1.0","type":"link"}