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@inproceedings{yu:ipac2021-tupab351, author = {T.-C. Yu and F.Y. Chang and M.H. Chang and S.W. Chang and L.J. Chen and F.-T. Chung and Y.D. Li and M.-C. Lin and Z.K. Liu and C.H. Lo and Ch. Wang and M.-S. Yeh}, % author = {T.-C. Yu and F.Y. Chang and M.H. Chang and S.W. Chang and L.J. Chen and F.-T. Chung and others}, % author = {T.-C. Yu and others}, title = {{The Progress of 300 kW Home-Made Fully Solid-State Transmitter for TPS}}, booktitle = {Proc. IPAC'21}, pages = {2328--2331}, eid = {TUPAB351}, language = {english}, keywords = {controls, power-supply, ISOL, operation, HOM}, venue = {Campinas, SP, Brazil}, series = {International Particle Accelerator Conference}, number = {12}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {08}, year = {2021}, issn = {2673-5490}, isbn = {978-3-95450-214-1}, doi = {10.18429/JACoW-IPAC2021-TUPAB351}, url = {https://jacow.org/ipac2021/papers/tupab351.pdf}, note = {https://doi.org/10.18429/JACoW-IPAC2021-TUPAB351}, abstract = {{To support the stable operation of Taiwan Photon Source (TPS) with 500mA beam current and the in-creasing beam line construction, a 3rd RF plant is thus constructed for such demand. The RF power source of the other 2 RF plants adopts klystron type transmitter and the 3rd RF plants is transferred to new technology of solid-state for better redundancy and easier mainte-nance. Base on the success of solid-state power ampli-fier development in 2020, a 3rd RF power source is thus decided to be made in house by solid-state tech-nology. The 500MHz 300kW solid-state transmitter is constructed by 4 80 kW solid-state power amplifier (SSPA) towers and power combined by 3 WR1800 3-dB hybrid couplers. Each tower is consisted of 110 850W final stage SSPA modules with 4 100W pre-amplifiers and 6 600W drive amplifiers. The pre and drive amplifiers are power combined for higher redun-dancy. The DC power are economical industrial 48V AC-DC rack mount power supplies which are parallel connected for higher total DC power and best redun-dancy. The architecture and present progress are pre-sented in this article.}}, }