【摘要】 2.5kW/352MHz无条件稳定的微波固态放大器在意大利Legnaro国家实验室研制成功并通过测试。该放大器由9个350W推挽工作方式的功率模块构成,每个模块采用1个环形器和1个终端电阻作为保护装置。该放大器为独立相位超导直线加速器的中β超导腔提供微波功率而开发,具有高效率、线性度好、可靠性高以及低成本的特点。文章介绍了该放大器的技术特点和测试效果。更多还原

【Abstract】 A 2.5 kW,352 MHz unconditionally stable RF amplifier for CW and pulsed operation has been built and tested at Legnaro National Laboratory,Italy.The amplifier is made of 9 modules,each containing one push-pull 350 W MOSFT equipped with a circulator and a RF termination.High efficiency,linearity,reliability and low cost are the main features for this device,which is developed for intermediate beta,independently phased superconducting cavity linacs.Technical characteristics and test results are presented.更多还原