VKC7936G

C-Band Klystrons VA936/VKC7936 Series The VA936/VKC7936 Series of klystron is designed for use in ground based earth-to-satellite communication amplifiers. The VA936/VKC7936 Series is available in various configurations and frequency ranges to suit customer's exact requirements. This family of klystrons has output power specifications ranging from 1500 to 3350 watts over 40 or 45 MHz of instantaneous bandwidth. These klystrons can be configured to provide users with 6,12, or 24 channel configurations thus allowing operators to select preset center frequencies within seconds. As an option, Digital Fast Tuner System (DFTS) channel changers are available for sub-second selection of up to 50 channels. (DFTS Model Shown) RF and Electrical Specifications Frequency Range (Channel Centers) Physical Characteristics Dimensions See outline drawings. 70 lb (32 kg) Collector up VA936/VKC7936G, and L VA936/VKC7936J VA936/VKC7936R, and T VKC 7936W VKC 7936X VKC 7936Y Output Power VA936/VKC936J and T VA936/VKC7936G other models 5.925 to 6.425 GHz 5.925 to 6.425 GHz 5.850 to 6.425 GHz 5.945 to 6.455 GHz 5.945 to 6.435 GHz 5.850 to 6.480 GHz 1500W 3000W 3350W Weight - approximate Operating Orientation Cooling Forced Air collector flow - minimum VA936/VKC7936J and T 375 lb/hr (170 kg/hr) other models 1000 lb/hr (450 kg/hr) body flow - minimum 90 lb/hr (41 kg/hr) RF Connectors output input Focusing Mates with CPR-137F flange Mates with type “N” plug, UG-21D/U Integral permanent magnet Instantaneous Bandwidth-minimum at –1 dB points VA936/VKC936J and T 40 MHz other models 45 MHz Gain - minimum (at rated power) VA936/VKC936J and T 37 dB other models 40 dB Beam Voltage - maximum VA936/VKC936J and T VA936/VKC7936G Other Models Beam Current - maximum VA936/VKC936J and T other models Heater Voltage - nominal Heater Current - typical 6.8 kV 8.15 kV 8.3 kV 0.825 A 1.15 A 6.0 V 6.0 A communications & medical products division VA936/VKC7936 Series Typical Characteristics Type Frequency Range (GHz)*Note 1 5.925 - 6.425 5.850 - 6.425 5.925 - 6.425 5.925 - 6.425 5.850 - 6.425 5.945 - 6.455 5.945 - 6.435 5.850 - 6.480 Instantaneous Bandwidth (MHz)*Note 2 45 50 50 50 50 50 50 50 Output Power (W) 1550 1550 3100 3450 3450 3450 3450 3450 Gain (dB) 40 40 43 44 44 44 44 44 Beam Voltage (kV) 6.8 6.8 8.15 8.3 8.3 8.3 8.3 8.3 Beam Current (mA) 0.83 1.10 1.10 1.10 1.10 1.10 1.10 1.10 VA936/VKC7936J VA936/VKC7936T VA936/VKC7936G VKC7936L VKC7936R VKC7936W VKC7936X VKC7936Y • Note 1: Frequencies listed are channel centers. • Note 2: Bandwidth measured at –1dB points. • For full specifications please contact CPI. Sample Outline Drawing For complete information on the full VA936/VKC7936 Series and other klystrons used in satellite communications, please contact your local CPI office, or CPI Canada Inc. communications & medical products division Communications & Power Industries Canada Inc. 45 River Drive / Georgetown, Ontario / Canada L7G 2J4 Hot Line Telephone: 1-800-267-JETSAT Tel: (905) 877-0161 Fax: (905) 877-5327 E-MAIL: marketing@cmp.cpii.com WEB: www.cpii.com/cmp