Collection Tools Ballistic galvanometer Doug DeHaven April 23, 2020 1 min read DC moving coil, reflecting galvanometer, type P https://www2.humboldt.edu/scimus/HSTC.27-35/Descriptions/RefGalvB.htm?fbclid=IwAR2IPw7dKlxKN-FBwevDVcroX0LnhvG8B8yaHM-_ogRAwSIHoL0qV_vZTtc Continue Reading Previous: Weston Foot candle meterNext: Burroughs adding machine Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed. Related Projects 1921 Clayton and Lambert torch 2 min read Collection 1921 Clayton and Lambert torch May 11, 2024 1911 Pyrene Fire extinguisher 1 min read Collection 1911 Pyrene Fire extinguisher March 3, 2024 Collection Connections. 2 min read Collection Collection Connections. March 1, 2024