1905.] Oscillations into Continuous Currents. 



FIG. 3. 



CURRENT THROUGH VACUUM INM.LLIAMPS 







483 



the resultant flux of electricity in one direction. It measures the 

 unidirectional current. The dynamometer is affected by the bilateral 

 flux of electricity and it measures the total or alternating current. If, 

 therefore, the vacuous space is totally non-conducting in one direction, 



