{"product_id":"vintage-hand-held-dual-scale-pocket-watch-voltmeter-ammeter","title":"Vintage Hand held Dual Scale Pocket Watch Voltmeter \u0026 Ammeter","description":"\u003ch1\u003eVintage Hand held Dual Scale Pocket Watch Voltmeter \u0026amp; Ammeter\u003c\/h1\u003e\n\u003cp\u003eThis 1920\/30s Vintage Hand held Dual Scale Pocket Watch Voltmeter \u0026amp; Ammeter is a wonderful design.\u003cbr\u003eIn fairly good condition, there is some discolouration, loss of chrome, and surface scuffing commensurate with age and use. It has not been tested and I don't know whether or not it is working.\u003cbr\u003e\u003cbr\u003eThe green Ampere scale measures 0-15 amps, and the red Voltmeter scale measures 0-6 volts. The scales are handwritten on a card background, and the lead ends are colour coordinated.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eApproximate Size\u003c\/strong\u003e: 4.7 cm in diameter \u0026amp; 2 cm in depth.\u003cbr\u003e\u003cbr\u003eIt resembles the generic radio voltmeters made in France\/Switzerland during the same time period. It seems likely that the same factory made ammeters\/voltmeters for different companies and badged them under several names.\u003cbr\u003e\u003cbr\u003eThis piece of vintage technology would have been carried around in a pocket as a handy tool for the engineer to make a quick (but not necessarily accurate) measurement. It now makes an interesting display item for a vintage engineering tool collector, or a tactile desk ornament. \u003cbr\u003e\u003cbr\u003eNB: The images have been taken with and without flash hence the differences in colour.\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\/tests-measures\" target=\"_blank\"\u003evintage test meters.\u003c\/a\u003e\u003cbr\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; width: auto; padding: 0px 4px 0px 0px; text-align: center; font-style: normal; font-variant-caps: normal; font-weight: bold; font-stretch: normal; font-size: 11px; line-height: 20px; font-family: 'Helvetica Neue', Helvetica, sans-serif; color: #ffffff; background-image: url(data:image\/svg+xml; base64,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); 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