» Shunt series for the Mavometer (0.5/1/2.5/5/10 A) (0242)
Immagini
DESCRIPTION
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Exhibit 242 is a combination resistance box prepared to be used with the Mavometer (precursor of the multimeter) to extend its full scale range from 1 mA to either one of five values to 0.5, 1, 2.5, 5 or 10 A (C.A.). There are eight terminals, six on top and two on the front marked -AV and +A. The six on the top are the five above values and the common marked l1. The shunts are conserved in a small box with perforated metal sides and a bakelite base.
ISCRIZIONI
su una piccola targhetta è inciso il marchio di fabbrica: PGCO