ESAW DC Galvanometer A Grade (ME-7820)

Galvanometer of Model MO- 65, the movement is the same superior quality as used in D.C. Voltmeters & Ammeters. The black Bakelite case is likewise similar in size and shape. Accuracy 1.5% of full scale. Dial reading 30-0-30.

????????????????????? ? ? Sensitivity ? ????????????????????? ? a ? 20µA/division ? ????????????????????? ? b ? 10pA/division ? ????????????????????? ? c ? 5µA/division ? ????????????????????? ? d ? 2tA/division ? ????????????????????? ? e ? 41A/division ? ?????????????????????