Answer Posted / shiva krishna prasad
1. To reduce antenna height
2. To convert low freq signal to high freq
3. multiplexing of many signals through the same channel
4. To reduce noise& interference by modulation (means shifting
the signal to a place whr oise is less)
5. For narrow banding of signals
6. equipment limitation
| Is This Answer Correct ? | 52 Yes | 5 No |
Post New Answer View All Answers
What is the difference between synchronous and asynchronous counters?
What is colour of flame if the of Halide Torch detects a refrigerant leakage?
Define resolution of a data converter.
what is pulse logic system?
Describe the working of dual converter?
How the cellular phone is working?
How will you connect a waveguide to a coax?
explain the trasistor sizing procedure for a four inputNOR and four input NAND Gate?
If we have 450 mm height boiler drum level, so what is span & zero value for a dpt transmitter?
what should i prepare for an airport authority of india's interview for ATC post? I have interview in next week. so, Please help me out.
why nand-nand realization is preferred over and-or realization?
Explain the difference between fixed-bias circuit & self-bias circuit?
What is a demultiplexer?
What is meant by inverter?
Explain what is the main application of scr in electronic field as well as in software field?