Ultra rare & large Hartmann & Braun ammeter or galvanometer. Very sophisticated laboratory galvanometer (scale until 20 amperes). Untested but needle moves freely and seems to be complete. With a switch at letf that hide and show screw to make adjustments.
High collectable galvanometer really hard to find. Measures: 22.5 centimeters (diameter of base). If you have any question, please do not hesitate to contact me. Thank you for your visit.
The item "ANTIQUE RARE LARGE & SOPHISTICATED GERMAN HARTMANN & BRAUN AMMETER GALVANOMETER" is in sale since Friday, May 29, 2020. This item is in the category "Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Other Antique Science Equip". The seller is "rarityland" and is located in Buenos Aires, Buenos Aires. This item can be shipped worldwide.