Q. A _________ maximizes the received signal-to-noise ratio in the receiver circuitry.

View solution

Q. ________ can be operated in three connections.

View solution

Q. How many structures of pre-amplifiers exist?

View solution

Q. What is the main factor contributing to the choice of the operational amplifier?

View solution

Q. The multiplication factor for the APD varies with the device temperature.

View solution

Q. How many categories of dynamic gain equalizers are available?

View solution

Q. How many simultaneous channels can be provided in a band DGE(Dynamic gain equalizer)?

View solution

Q. __________ is the unique property of the glass fiber.

View solution

Q. __________ limits the maximum distance between the optical fiber transmitter and receiver.

View solution

Q. The ___________ incorporates a line receiver in order to convert the optical signal into the electrical regime.

View solution

Q. A regenerative repeater is called as ____________

View solution

Q. The wavelength range of __________ will be fruitful for the operating wavelength of the system referring to the system performance.

View solution

Q. How many encoding schemes are used in optical fiber communication system design requirements?

View solution

Q. In ________ the optical channel bandwidth is divided into non-overlapping frequency bands.

View solution

Q. A multiplexing technique which does not involve the application of several message signals onto a single fiber is called as _________

View solution

Q. Which of the following is not an optical fiber component?

View solution

Q. ________technique involves an increase in the number of components required.

View solution

Q. Time division multiplexing is inverse to that of frequency division multiplexing.

View solution

Q. Sampling rate for each speech channel on 32-channel PCM is 8 KHz each encoded into 8 bits. Determine number of bits in a frame.

View solution

Q. Sampling rate for each speech channel on 32-channel PCM is 8 KHz each encoded into 8 bits. Determine the transmission rate for system with 256 bits in a frame.

View solution