Communication Devices Quiz-1

The frequency range of 300KHz to 3000KHz is known as

Noise is added to a signal in a communication system

A transponder is a satellite equipment which

The quality of space link is measured in terms of ........ ratio

CDMA rejects

Which type of PCB requires minimum soldering on component side in order to avoid replacement oriented difficulties ?

Which of the following is not a virus in mobile phone ?

The maximum allocated frequency deviation in FM is

In digital modulation

WiFi stands for