【摘要】 采用带6位移相器功能、输出功率大于30W、增益45d B带6位移相器功能的C波段固态单元Ga N功放模块,通过高效率同轴波导径向空间功率合成方法,研制高功率高效率固态C波段Ga N微波源,该微波源具有高频、高功率、高效率、高热导率、高可靠、体积小、重量轻等优点。设计举例:研制一种新型大功率C波段全固态Ga N微波源,其输出功率(CW)1.2k W、总效率30%、谐波抑制-54.8d Bc、杂散-63.69d Bc、相位噪声-94.03d Bc/Hz@1k Hz、移相精度5.6o、同轴波导径向空间功率合成效率95%。更多还原

【Abstract】 By using method of a single C band solid-state Ga N power amplifier module unit that consists of 6 bit phase shifter with precision of 5.6 o, its gain of 45 d B and the output power is greater than 30 W. The way of high efficiency coaxial waveguide radial space power synthesis is developed, The Ga N microwave sources possess of excellence in high frequency high power high efficiency high conductivity high reliability small size light weight. The output power(CW) is 1.2k W, the total efficiency 30%, spurious harmonic-63.69 d Bc and phase noise in-94.03 d Bc/Hz@1k Hz,the phase shifter precision 5.6 o, the coaxial waveguide radial space power synthesis efficiency was 95%.更多还原