Communication Systems · Physics · VITEEE

What is the voltage gain in a common emitter amplifier, where input resistance is $$6 \Omega$$ and load resistance $$48 \Omega, \beta=0.3$$ ?

A transmitting antenna is kept on the surface of the Earth. The minimum height of receiving antenna required to receive the signal in line of sight at...

A TV tower has a height of $$75 \mathrm{~m}$$. What is the maximum distance upto which this TV transmission can be received? (Take, radius of the eart...

The demodulator or detector circuit consists of a