Dimensions  ( W-D-H )  190 mm x 255 mm x 75 mm  /  7_1/2" x 10" x 3"

PRECISION  DC  MILLI-VOLT METER                AEG / Germany  (1930)
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Allgemeine Elektrizitaets Gesellschaft                SN = 81.926016

CLASS 0.1   60 Milli-Volt ( Ri = 20 Ω )  /  0.15 Volt ( Ri = 150 Ω )

Housing is made of bakelite  -  Original state:  No seal was broken!

R E M A R K :                      U [Volt]  =  R [Ohm] * I [Ampere]
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Because  OHM's LAW, this instrument is also a PRECISION mA-Meter ...

       60 mV = 20 Ω * 3 mA ;   150 mV = 150 Ω * 1 mA
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The instrument came in a "Black Box" ...

       

                    Have a Look at a small Version ...
impressum:
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© C.HAMANN        http://public.BHT-Berlin.de/hamann        02/17/15