Gantenbein, G., Braune, H., Dammertz, G., Erckmann, V., Illy, S., Kasparek, W., et al. (2007). 1 MW, 140 GHz, CW gyrotron for W7-X. Status report on series gyrotrons. Talk presented at 19th Joint Russian-German Workshop on ECRH and Gyrotrons. Karlsruhe/Stuttgart/Garching. 2007-07-18 - 2007-07-24.