Unit - 6

Microwave Measurements

Q1) What is VSWR? Discuss the measurement of low and high VSWR.

Q2) Discuss methods for the measurement of low and high microwave power.

Q3) How do you measure microwave frequency?

Q4) Explain how the loaded Q of a cavity resonator can be measured.

Q5) Briefly describe the equipment that is used to measure impedance using a slotted line.

Q6) What is a bolometer? Differentiate between a barretter and thermistors.

Q7) What is a tunable detector?

Q8) What is a slotted section? Give the main purpose of a slotted section with a line carriage.

Q9) What is a VSWR meter? How will you determine the VSWR?

Q10) Explain the principle of S-parameter measurement.

Q11) Write short notes on:

      a) Attenuation measurement  b) Phase shift measurement  c) Impedance measurement