
Moving magnet galvanometer

Moving magnet galvanometer, with 1/10, 1/100 shunts with 10,000 OHM plug resistance and tapping key, by Siemens Brothers and Co., no.12661, c.1900
Moving magnet galvanometer, with 1/10, 1/100 shunts with 10,000 OHM plug resistance and tapping key, by Siemens Brothers and Co., no.12661, c.1900