Artist: Telegraphen-Bauanstalt Von Siemens & Halske
data: 1900
mărimea: 44 x 16 cm
muzeu: NEMO Science Museum (Amsterdam, Netherlands)
Tehnică: Brass
This astatical mirror galvanometer measures current strength. The operating principle behind a mirror galvanometer is that a small mirror is rotated in proportion to the strength of the interaction between permanent magnets and coils through which the current to be measured flows. The astatical version is not affected by outside influences, such as the Earth
Mărimea-acest imago (tip MIME: Imago / zhpeg) 0in pixeli și. Alte resolitions: u pixeli și
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