{"product_id":"spintronic-ammeter","title":"Spintronic Ammeter","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic ammeters indicate the speed of current by the pitch of sound they make. The more current, the higher the pitch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe pitch of sound generated by the spintronic ammeter is directly proportional to the current running around it. A small wedge attached to a diaphragm slides over a bumpy surface. As the wedge moves up and down over the bumps, it generates sound in the diaphragm.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":42631510884394,"sku":"US-SP-A001","price":44.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/5905\/2842\/files\/Ammetertrimmed_3d7e8a56-cdf2-40c6-9203-e54510cf52c9.jpg?v=1741287452","url":"https:\/\/store-cn.upperstory.com\/zh\/products\/spintronic-ammeter","provider":"Upper Story CN","version":"1.0","type":"link"}