For information on Super Power Klystrons and other CPI MPP products, visit our website at www.cpii.com/mpp, or contact: CPI Microwave Power Products Division, 607 Hansen Way, Palo Alto, CA 94303 Telephone: 650-846-3900, Fax: 650-856-0705, Email: [email protected] CPI Microwave Power Products (MPP) offers klystrons for particle accelerator applications. The VKP-8291A is an 805 MHz, 550 kW peak, 50 kW average long-pulse klystron for the US Department of Energy Spallation Neutron Source Project Key Features • Cathode-pulsed Electron gun • 6-cavity rf circuit, including one 2nd harmonic cavity for enhanced efficiency • Single output window • Collector capable of dissipating the entire beam power Typical Operating Parameters Peak Power Output 560 kWatts Average Output Power 50 kWatts Peak Beam Voltage 75 kV Peak Beam Current 11.2 A Frequency 805 MHz Duty 9% - - - RF Pulse width 1.50 msec -1dB Bandwidth ± 2 MHz Saturated Gain 51 dB Efficiency 67% - - - Collector Coolant Flow 35 / 130 gpm / l/m Body /Magnet Coolant Flow 5 / 20 gpm / l/m Electromagnet: Gun Coil Current 16 A Gun Coil Voltage 3 V Main Coil Current 28 A Main Coil Voltage 80 V Size with Accessories: Height 105 / 267 inches / cm Weight 500 / 1100 pounds / kg

For information on Super Power Klystrons and other CPI MPP products, visit our website at www.cpii.com/mpp, or contact: CPI Microwave Power Products Division, 607 Hansen Way, Palo Alto, CA 94303 Telephone: 650-846-3900, Fax: 650-856-0705, Email: [email protected] Transfer Curve Frequency Response 0 100 200 300 400 500 600 0 1 2 3 4 5 6 7 8 Peak Drive Power, Watts Peak Output Power, kWatts 0 100 200 300 400 500 600 802.5 803 803.5 804 804.5 805 805.5 806 806.5 807 807.5 Frequency, MHz Peak Output Power, kWatts Typical Operating Characteristics Measured data from S/N 007