Z E R O - C E N T E R   MILLI-AMPERE METER   S I E M E N S   (1955)
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Class 1.5    +/- 30 mA    ( 0.33 Ω )    2 1/2"  ( 63 mm )  Diameter

impressum:
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© C.HAMANN    http://public.beuth-hochschule.de/~hamann    01/10/10