{"product_id":"original-nos-u-s-military-echo-box-ts-270b-up","title":"Original NOS U.S. military Echo Box TS-270B\/UP","description":"\u003cp\u003e\u003cspan\u003eOriginal NOS U.S. military Echo Box TS-270B\/UP, manufactured by Amerac Incorporated, serial number 153, order number 4399-PP-60. Comes with its marked metal storage case, technical manual TM11-1086 for Echo Boxes TS-270\/UP, TS-270A\/UP, and TS-270B\/UP, and the original packaged carrying strap.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis unit was used as radar test\/calibration equipment for checking transmitter performance and frequency response. The assembly includes the main echo box unit, ring prediction\/frequency adjustment dial, meter, cable\/lead sections, mounting base, and original case marked “Case for Echo Box TS-270\/UP.”\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCondition is NOS\/New Old Stock military surplus with light storage wear only, including minor paint wear, scratches, small spots of oxidation, and age\/storage marks from long-term storage. Manual and accessory packet are included. Untested and sold as-is due to age, but appears unused.\u003c\/span\u003e\u003c\/p\u003e","brand":"Whiskey Rebellion Antiques","offers":[{"title":"Default Title","offer_id":42940283748429,"sku":null,"price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/9229\/8829\/files\/3490E572-6F31-4C9F-B0FD-904D0AB25097.jpg?v=1777597441","url":"https:\/\/whiskeyrebellionantiques.com\/products\/original-nos-u-s-military-echo-box-ts-270b-up","provider":"Whiskey Rebellion Antiques","version":"1.0","type":"link"}