{"product_id":"1957-mod-cv1504-half-wave-high-voltage-rectifier-valve","title":"1957 MOD CV1504 Half-wave High Voltage Rectifier Valve","description":"\u003ch1\u003e1957 MOD CV1504 Half-wave High Voltage Rectifier Valve\u003c\/h1\u003e\n\u003cp\u003eThis large valve is a vintage 1957 MOD CV1504 Half-wave High Voltage Rectifier Valve.  In very good cosmetic condition, with a few surface scuffs and blemishes, \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eit has not been tested and is sold as a collectible for display only.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePurportedly designed for use in X-Ray equipment, this particular valve was manufactured by \u003cem data-mce-fragment=\"1\"\u003eUnited Electronics Co., Newark, NJ, USA, \u003c\/em\u003ehowever, this valve type was also made by several different manufacturers including \u003cem\u003eEdiswan\u003c\/em\u003e, who produced the prototype (V1901).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApproximate Size\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeight: 45.0cm\u003c\/li\u003e\n\u003cli\u003eWidth: 14.5 cm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe valve is etched on the side as follows:-\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cem\u003eCrown\u003c\/em\u003e\u003c\/div\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cem\u003eVU504\u003cbr\u003e16.5-40MA \u003cbr\u003e10E\/150 \u003c\/em\u003e(where 10E is the RAF stores reference for Magnets and Radio Valves (Industrial Types))\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eArmy arrow↑ NL\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCV1504\/J\u003c\/em\u003e (which means that it was made 11\/1957)\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eUnited Electronics Co. USA\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSummary:-\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eThe filament consists of two hairpins of tungsten.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eThe filament is marked VU504 on one side and 9K-145 on the other.\u003c\/li\u003e\n\u003cli\u003eThe valve has the designation VU504 = 10E\/150= CV1504 \u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"UTF-8\"\u003e \u003cspan\u003e16.5V\/15.2A filament, 60kV\/40MA rating. \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBase: Edison E27 screw fitting (27mm)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSince it is unlikely that collectors will use them as intended, some people have looked for alternate uses and have even converted them into novelty lamps!\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eA nice piece of Electrical history to add to your collection! \u003c\/p\u003e\n\u003cp\u003ePlease click on the following link for more \u003ca href=\"https:\/\/mullardantiques.co.uk\/collections\/vintage-technology-scientific-engineering-imaging-medical-equipment-instruments-tools\" target=\"_blank\"\u003evintage technology.\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eNB: Although the valve isn't heavy, it will cost quite a lot to ship due to its size! In the UK this means shipping as a medium parcel.\u003c\/p\u003e","brand":"United Electronics Co.","offers":[{"title":"Default Title","offer_id":56868360978807,"sku":null,"price":60.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0303\/5122\/8972\/files\/1957_MOD_CV1504_Half-wave_High_Voltage_Rectifier_Valve.jpg?v=1761582621","url":"https:\/\/mullardantiques.co.uk\/en-eu\/products\/1957-mod-cv1504-half-wave-high-voltage-rectifier-valve","provider":"Mullard Antiques and Collectibles","version":"1.0","type":"link"}