Due to substantial sign attenuation inherent in wire, transmission above distances better than the usual handful of kilometres calls for the usage of routinely spaced repeaters to amplify, restore, and retransmit the signal. Transmission lines also have to have impedance matching at the transmitter or receiver so that you can https://angelowmbob.xzblogs.com/69662032/how-telecommunication-can-save-you-time-stress-and-money