{"product_id":"ww1-western-electric-509w-headphones-in-working-condition","title":"WW1 Western Electric 509W Headphones In Working Condition","description":"\u003ch1\u003eWW1 Western Electric 509W Headphones In Working Condition \u003c\/h1\u003e\n\u003cp\u003eThis is a lovely pair of WW1 Western Electric 509W Headphones In Working Condition.  These types of headphone were predominantly used in military applications in crystal radio sets from 1918, at the end of WW1, to the mid-1920s. \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe impedance of these 100 year old headphones has been measured at 2,200 Ohms. They are in fantastic condition with just scuffs and surface scratches\/blemishes commensurate with age, use and storage. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe headphones comprise the following:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA canvas covered double headband\u003c\/li\u003e\n\u003cli\u003eTwo chrome receivers stamped \n\u003cul\u003e\n\u003cli\u003e\n\u003cem style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eWestern Electric\u003c\/em\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e, Made in USA. Pat in USA July 23 1918\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e509W\u003c\/li\u003e\n\u003cli\u003e1100\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eConnected by a cord with an Igranic P40 jack plug, which is probably a later addition. \u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA wonderful addition to a radio ephemera collection, and very stylish! \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlease click on the following link for more \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/mullardantiques.co.uk\/collections\/radio-equipment-accessories\" target=\"_blank\"\u003eradio accessories and headphones.\u003c\/a\u003e\u003c\/p\u003e","brand":"Western Electric","offers":[{"title":"Default Title","offer_id":45173889794305,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0303\/5122\/8972\/files\/DSC09244.jpg?v=1716473065","url":"https:\/\/mullardantiques.co.uk\/en-us\/products\/ww1-western-electric-509w-headphones-in-working-condition","provider":"Mullard Antiques and Collectibles","version":"1.0","type":"link"}