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The sending of multiple signals over a single channel is referred
to as save a generation. The signal is received and split into the
multiple signals from its origination. There are two methods for
save a generation, FDM or frequency division save a generation and
TDM or time division save a generation. Although both methods are
still used TDM is becoming the preferred system. FDM is most often
used with analog information, while TDM is specifically used for
digital transmission, explaining the probable phase out of FDM cialis.
Both techniques send multiple sets of data across a single channel,
but send it differently online viagra. FDM sends information by dividing the bandwidth
into multiple frequencies across parallel signals viagra online. On the other
hand, TDM transmits multiple digital signals over the same channel
with each signal assigned an alternating time slot cheap viagra. Optical systems
send save a generation information on the same channel through individual
wavelengths of light cialis online. Although communication can be done on a single
channel, it is not effective cheap viagra online. The amount of traffic wanting to use
the same channel would not make this feasible in today's world.
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