{"product_id":"u20109-used-jrc-se-3-synchronous-detector","title":"U20109 Used JRC SE-3 Synchronous Detector MK-IV Version","description":"\u003ch2\u003eU20109 Used JRC SE-3 Synchronous Detector MK-IV Version\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSherwood Engineering SE-3\u003c\/strong\u003e is a well-regarded outboard PLL synchronous detector designed to interface with the 455 kHz IF output of high-end HF receivers. It's a favorite upgrade for serious SWL and amateur operators looking to dramatically improve AM reception quality — reducing selective fading, improving audio clarity, and allowing sideband selection. This unit is from Sherwood Engineering Inc. and is labeled \u003cem\u003e\"high fidelity\"\u003c\/em\u003e on the front panel.\u003c\/p\u003e\n\u003ch3\u003eCondition Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUsed — great condition, only small signs of use\u003c\/li\u003e\n\u003cli\u003eFront panel, controls, and knobs intact\u003c\/li\u003e\n\u003cli\u003eRear panel connections present: AUX, SPEAKER, IF, POWER connector\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSherwood Engineering SE-3 Synchronous Detector unit\u003c\/li\u003e\n\u003cli\u003eAC power adapter \u003c\/li\u003e\n\u003cli\u003eRCA patch cable (gray, dual RCA)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFront Panel Controls\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOFFSET controls (multi-position switches)\u003c\/li\u003e\n\u003cli\u003eLOCK indicator\u003c\/li\u003e\n\u003cli\u003eOFF \/ [mode] switch\u003c\/li\u003e\n\u003cli\u003eVOLUME knob\u003c\/li\u003e\n\u003cli\u003eBOOST switch\u003c\/li\u003e\n\u003cli\u003eHIGH CUT switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRear Panel Connections\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAUX jack\u003c\/li\u003e\n\u003cli\u003eSPEAKER jack\u003c\/li\u003e\n\u003cli\u003eIF jack\u003c\/li\u003e\n\u003cli\u003ePOWER connector (4-pin)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eComes with our 90-Day Warranty!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eS\/N: 4550614-A5\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eQR-0138\u003c\/strong\u003e\u003c\/p\u003e","brand":"Used Gear","offers":[{"title":"Default Title","offer_id":46153289564207,"sku":"U20109","price":749.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8260\/1775\/files\/IMG_1774.jpg?v=1788986094","url":"https:\/\/mtcradio.com\/products\/u20109-used-jrc-se-3-synchronous-detector","provider":"MTC Radio","version":"1.0","type":"link"}