errrrrrrrrr electrictiy, doesnt that come from the wall?????
channel
Simple Electronic Counter Measure (ECM) a.k.a Simple Jammer is capable to jam a friendly and foe communication system. For example, both friend and foe in VHF frequency is easily get jammed when VHF jammer is switch on.
operating system
nuclear attacks
The term Hertz (abbreviated Hz.) is used to describe the frequency with which current changes its' direction of flow in a second. Such as, our system frequency is 60 Hz.
1.Amplitude 2.bandwidth 3.Noise 4.Frequency
emailElectronic MailorA Electronic Mail System
There are many elements of a radio communication system. These elements include a transmitter, radio frequency oscillator, modulator, transmitting ariel, receiving ariel, demodulator, and amplifier.
Traditionally, a bullhorn, PA (Public address) system, electronic 'chase' boards are a few.
cbrn hazard marker for a chemical hazard
Carrier is itself a High frequency signal,both are same my friend if you still have doubt your welcome.
Channel noise in communication systems is the crackling or high-pitched noises you get in addition to what you want to hear. It is often caused by external electronic interference.