Basic Radio Block Diagram. The pulse repetition frequency is controlled by the timer also called trigger generator or synchronizer in the modulator block. The method of demodulation is totally.
Smart radios the positive control over the transmitters use of the spectrum has traditionally been the purview of the radio operators who were guided and trained to follow the rules of. The maximum permissible deviation is 200 khz. We know that a radar system has a transmitting and receiving section.
The maximum permissible deviation is 200 khz.
The audio pre amplifier is used to amplify the audio signal coming from the microphone. Design and fpga implementation of a modified radio altimeter. The first block is the antenna. The pulse forming circuits in the modulator are triggered by the timer and generate high voltage pulses of rectangular shape and short duration.