X-Band 50kW Pulsed Klystron K250 K250 is a fixed tuned, X-band pulsed Klystron; designed to operate in the frequency range of 9.7 GHz to 9.8 GHz with a peak output power of 50kW. Electrical Characteristics Frequency Range Pulse Width (beam) Pulse Width (RF) Duty Cycle (RF) Beam Voltage Beam Current Heater Voltage Heater Current Peak Power Output Gain Bandwidth(-3dB) (MHz) (us) (us) (kV) (A) (V) (A) (kW) (dB) (MHz) 9700∼9800 2 2 0.005 36 6.3 7.5 2.4 50 55 40 Mechanical Characteristics Weight RF Input RF Output Input Cooling Magnet 12kg UG-39/U UG-39/U Lead Forced Air Permanent Integral New Japan Radio Co., Ltd. Microwave Division. Private Sector Business Department. 1-1,Fukuoka 2 Chome Fujimino-City Saitama-Pref Japan. Post Code: 356-8510 Ver.1