If this is your first visit, be sure to
check out the Rules and Help. You may have to register
before you can post: click the register link above to proceed. To start viewing messages,
select the forum that you want to visit from the selection below.
AM = Amplitude Modulation
FM = Frequency Modulation
Basically, signals sent by AM system are modulated (changed) by varying the amplitude of the signals. FM signals are modulated by varying the frequency. AM signals are easily jammed if someone standing near you has a strong signal than your's.
Comment