Safi, DjamschidDjamschidSafiBirtel, PhilipPhilipBirtelWulff, MichaelMichaelWulffMeyne, SaschaSaschaMeyneJacob, ArneArneJacob2019-04-252019-04-252018-04IEEE International Vacuum Electronics Conference, IVEC 2018http://hdl.handle.net/11420/2466A simulated annealing approach for delay line optimization is improved and extended to take modulated input signals in back-off operation into account. Envelope simulation in conjunction with CW electron energy distributions are used for efficiency estimation. A Ku-Band helix traveling-wave tube is optimized and results are presented.enTechnology::600: TechnologyConference Paper10.1109/IVEC.2018.8391478