10 RF interview questions

10 RF interview questions and answers | RF Questionnaire
See how many you could answer before checking the answers.

1. What is the Return loss and VSWR?
   How are they related, pls. explain?
   
2. What is 1dB compression point and 3rd order intercept point?
   What is the relation between both?
   
3. Why is the isolator placed at the output of the amplifier?
   
4. What is carrier to interference ratio(C/I) and how it is related to SNR?
5. What is G/T of the antenna?
6. Explain difference between RF circulator and isolator.
7. Explain the transmission mode for EM waves in microstrip line.
   Also explain types of microstrip line.
8. What is the difference between harmonics and spurious?
   When these signals are generated in RF circuit?
9. What is image frequency rejection in RF transceiver?
   What is the difference between homodyne and heterodyne architecture in RF Receiver?
10. What is the relation between dBm, dBW and Watt?