Resistance meter by Officine Galileo
Resistance meter by Officine Galileo, No. 209356 comprising coil movement, 100,000 ohm resistance and 22.5 Volt dry battery. Adjustment by magnetic shunt
Resistance meter by Officine Galileo, No. 209356 comprising coil movement, 100,000 ohm resistance and 22.5 Volt dry battery. Adjustment by magnetic shunt