Marconi, 100uA Ammeter, 2.5ins / 65mm Dia., Scaled 0 - 90% Modulation, 1970 Dated, Mounted on metal plate, 100 x 90mm
Marconi, 100uA Ammeter, 2.5ins / 65mm Dia., Scaled 0 - 90% Modulation, 1970 Dated, Mounted on metal plate, 100 x 90mm
Marconi, 100uA Ammeter, 2.5ins / 65mm Dia., Scaled 0 - 90% Modulation, 1970 Dated, Mounted on metal plate, 100 x 90mm