{"product_id":"siemens-electrodynamometer-ammeter-scientific-electrical-meter-antique-c1900","title":"Siemens Electrodynamometer Ammeter Scientific Electrical Meter Antique c1900","description":"Antique Siemens electrodynamometer featuring a beautifully constructed wooden frame, exposed electromagnetic coils, brass adjustment mechanisms, and a circular graduated scale. This early scientific instrument showcases the craftsmanship of historical electrical measurement equipment and makes an impressive addition to a collection of antique laboratory apparatus.\u003cbr\u003e\u003cbr\u003eFair antique condition with visible scratches, scuffs, finish wear, oxidation, tarnishing, and discoloration consistent with age. The electromagnetic coils, adjustment hardware, and graduated dial are present, although untested for function. Some components may be missing or altered. Sold as an antique scientific collectible or restoration project.\u003cbr\u003e\u003cbr\u003e- Manufacturer: Siemens\u003cbr\u003e- Model\/Pattern: Electrodynamometer; exact model number unknown\u003cbr\u003e- Instrument Type: Electrodynamic electrical measuring instrument\u003cbr\u003e- Design Style: Late Victorian \/ Edwardian scientific laboratory equipment\u003cbr\u003e- Estimated Date: Circa 1900–1910\u003cbr\u003e- Materials: Wood, brass, copper-alloy components, insulated wire, and other metals\u003cbr\u003e- Finish: Reddish-brown varnished wood with brass fittings\u003cbr\u003e- Mechanism: Exposed electromagnetic coil assembly with suspended moving element\u003cbr\u003e- Scale: Circular graduated metal dial with fine measurement divisions\u003cbr\u003e- Adjustment: Knurled brass fittings and adjustable support arm\u003cbr\u003e- Base: Rectangular wooden platform with three leveling feet\u003cbr\u003e- Country of Manufacture: Possibly Germany; unverified\u003cbr\u003e- Dimensions: 14 1\/4\" H x 7\" x 7\"\u003cbr\u003e- Weight: 4lbs 11oz\u003cbr\u003eSKU 9405","brand":"Siemens","offers":[{"title":"Default Title","offer_id":49020077998198,"sku":"9405","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6547\/8518\/files\/0363283d-282f-4d84-8552-2145d4943ba6.jpg?v=1792007821","url":"https:\/\/templetonantiques.com\/products\/siemens-electrodynamometer-ammeter-scientific-electrical-meter-antique-c1900","provider":"Templeton Antiques","version":"1.0","type":"link"}