{"product_id":"vintage-bipolar-tesla-coil-electronics-radio-curio","title":"Vintage Bipolar Tesla Coil Electronics \/ Radio Curio","description":"\u003ch1\u003eVintage Bipolar Tesla Coil Electronics \/ Radio Curio\u003c\/h1\u003e\n\u003cp\u003eThis Vintage Bipolar Tesla Coil Electronics \/ Radio Curio is a great find for all collectors of vintage technology and spark gap \/ inductions coils.\u003c\/p\u003e\n\u003cp\u003eIt is being sold as a collectible device, for display only. It has not been tested and is sold as seen.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApproximate Size:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBase Width:  25.4cm  (10\")\u003c\/li\u003e\n\u003cli\u003eHeight: 12 cm\u003c\/li\u003e\n\u003cli\u003eBase Depth: 13.4 cm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBase Height: 2.2cm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBeautifully made, this \u003cem\u003eBipolar\u003c\/em\u003e Tesla coil comprises a primary winding of thick wire centred around a large cylindrical secondary winding of thousands of turns of fine wire with high potential ends. The ensemble is mounted on a thick piece of wood. The wood plinth and components are in pretty good condition with scratches, scuffs, and blemishes commensurate with age and use. \u003c\/p\u003e\n\u003cp\u003eAccording to \u003cem\u003eWikipedia\u003c\/em\u003e:-\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eBipolar\u003c\/strong\u003e: Neither end of the secondary winding is grounded, and both are brought out to high-voltage terminals. The primary winding is located at the centre of the secondary coil, equidistant between the two high potential terminals, to discourage arcing.\u003c\/em\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003ePlease click on the following link for more \u003ca rel=\"noopener noreferrer\" href=\"https:\/\/mullardantiques.co.uk\/collections\/vintage-technology-scientific-engineering-imaging-medical-equipment-instruments-tools\" target=\"_blank\"\u003evintage technology\u003c\/a\u003e \u003ca href=\"https:\/\/mullardantiques.co.uk\/collections\/vintage-technology-scientific-engineering-imaging-medical-equipment-instruments-tools\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"theme-text-color-0-0\"\u003e\u003cu\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"border-top-left-radius: 2px; border-top-right-radius: 2px; border-bottom-right-radius: 2px; border-bottom-left-radius: 2px; text-indent: 20px; 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