The actual number of sets of apparatus it was possible to work multiplex depended upon the length of the line, for if the latter were long, retardation effects modified the working conditions.
With this modified form somewhat greater speed was obtained, but it was found difficult to drive, requiring the use of steam or some such motive-power.
This advance did not merely remove the primary batteries from the subscribers' stations; it removed also the magneto-generator, and at the same time it modified considerably the conditions governing the exchange operating.
Local government was modified by the law of the 10th of February 1889 and by posterior enactments.
The former qualifications for electorship in local government elections have been modified, and it is now sufficient to pay five lire annually in, direct taxes, five lire of certain communal taxes, or a certain rental (which varies according to the population of a commune), instead of being obliged to pay, as previously, at least five lire annually of direct taxes to the state.