{"product_id":"wwii-u-s-navy-navships-900-825-model-ts-275-up-echo-box-radar-test-equipment-instruction-book-restricted-1945","title":"WWII U.S. Navy NAVSHIPS 900-825 Model TS-275\/UP Echo Box Radar Test Equipment Instruction Book (Restricted) – 1945","description":"\u003cp\u003e\u003cspan\u003eOriginal \u003c\/span\u003e\u003cspan\u003eWorld War II U.S. Navy Bureau of Ships\u003c\/span\u003e\u003cspan\u003e instruction manual for the \u003c\/span\u003e\u003cspan\u003eModel TS-275\/UP Echo Box Radar Test Equipment\u003c\/span\u003e\u003cspan\u003e, designated \u003c\/span\u003e\u003cspan\u003eNAVSHIPS 900-825\u003c\/span\u003e\u003cspan\u003e. This \u003c\/span\u003e\u003cspan\u003eRestricted\u003c\/span\u003e\u003cspan\u003e publication was produced under \u003c\/span\u003e\u003cspan\u003eNavy Department Contract N5sr-5934\u003c\/span\u003e\u003cspan\u003e by the \u003c\/span\u003e\u003cspan\u003eJohnson Service Company, Milwaukee, Wisconsin\u003c\/span\u003e\u003cspan\u003e, and was approved \u003c\/span\u003e\u003cspan\u003e14 November 1945\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe TS-275\/UP Echo Box was used to test, calibrate, and troubleshoot naval radar systems, making this manual an important reference for WWII-era radar maintenance and electronic warfare equipment. Manuals covering specialized radar test equipment are considerably less common than standard operator manuals and are sought after by collectors of military electronics and naval technical publications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe manual retains its original maroon flexible cover with silver lettering. It displays normal age and storage wear but remains a solid collectible example.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eOriginal WWII U.S. Navy Bureau of Ships publication\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eNAVSHIPS 900-825\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eRestricted\u003c\/span\u003e\u003cspan\u003e manual\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eCovers the \u003c\/span\u003e\u003cspan\u003eModel TS-275\/UP Echo Box Radar Test Equipment\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eProduced by \u003c\/span\u003e\u003cspan\u003eJohnson Service Company\u003c\/span\u003e\u003cspan\u003e, Milwaukee, Wisconsin\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eNavy Department Contract \u003c\/span\u003e\u003cspan\u003eN5sr-5934\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eApproved \u003c\/span\u003e\u003cspan\u003e14 November 1945\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eOriginal maroon flexible cover with silver embossed lettering\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eExcellent addition to WWII radar, electronics, and military manual collections\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFREE SHIPPING\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e#5\u003c\/span\u003e\u003c\/p\u003e","brand":"Whiskey Rebellion Antiques","offers":[{"title":"Default Title","offer_id":43357563224141,"sku":null,"price":125.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/9229\/8829\/files\/IMG-1138_5a0a14e8-aa29-4880-819c-7e34d85cff7f.heic?v=1785753130","url":"https:\/\/whiskeyrebellionantiques.com\/products\/wwii-u-s-navy-navships-900-825-model-ts-275-up-echo-box-radar-test-equipment-instruction-book-restricted-1945","provider":"Whiskey Rebellion Antiques","version":"1.0","type":"link"}