1. Skip distance depends on time of day and angle of incidence.
2. It is found that a ship to ship communication suffers from fading. This can be avoided by using
3. A buffer amplifier is
4. SSB can be generated by
5. What is the purpose of peak clipper circuits in radio transmitters?
6. The direction of rotation of a CD is
7. A woofer should be fed from the input through a
8. The characteristic impedance of a twin wire feeder used for TV signals is about
9. In EM waves, polarization
10. The frequency range of 300 kHz to 3000 kHz is known as
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