Analog DC Ammeter, 0 1A (0.02A Resolution) Science at Home and 4 pole armature configurations on and 4 pole armature configurations on the same motor frame by swapping interchangeable enameled copper armatures past a permanent bar magnet on a disc commutator registering induced or conducted charge through the Coulomb driven deflection of a single suspended leaf 02A resolution Tabletop analog DC ammeter measuring 0 1A at 0
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Analog DC Ammeter, 0-1A (0.02A Resolution) Science at Home and 4-pole armature configurations on