Stability problem in X-band solid-state power amplifier is rather evident than other lower frequency solid-state power amplifier.
X波段固态功率放大器相对于较低频段的固态功率放大器，其稳定性问题更加突出。
2
A 3 cm X-band microwave interferometer with a phase-locked amplifier as detector has been used to measure small phase changes as a microwave beam passing through the gas discharge tube.