250 W, CW Helix TWT Series, 8.0 GHz to 18.0 GHz, Periodic-Permanent, Magnet Focused, Coaxial Input, Waveguide Output, and Conduction Cooled. Custom configurations are also available. These variations in the performance and configuration include: mechanical configuration, electrical and RF connections, & dual stage depressed collector. Model Number Frequency (GHz) VTM-6292M4 8.0 – 18.0 Power Output (Min.) 250 W Operating Parameters Features • • • • • • • • 250 Watts 8.0 GHz – 18.0 GHz PPM Focusing Coaxial Input Waveguide Output Any Mounting Position Weight: 9 lbs. Max Conduction Cooled Heater Voltage Parameters: Units: Maximum: Minimum: Parameters: Units: Maximum: Minimum: Heater Surge Current Helix Voltage Collector Voltage 1 Collector Voltage 2 Cathode Current Ef If Ew Eb 1 Eb 2 Ik Vdc 6.6 6.0 Adc 5.0 --- Vdc 10,400 9,900 Vdc 5,670 5,000 Vdc 3,570 3,000 mAdc 300 --- Helix Current Iw mAdc 20 --- Drive Power Pd mW 200 --- Cathode Warm-up Time tk minutes --3 Load ----3:1 --- Collector Thermostat Temperature T Base °C 130 --- The values listed above represent specified limits for the product and are subject to change. The data should be used for basic information only. Formal, controlled specifications may be obtained from CPI for use in equipment design. For additional information on CPI MPP products contact: CPI MPP, Helix TWT Operation - 811 Hansen Way, Palo Alto, CA 94303-0750 Phone: 650-846-3900, Fax: 650-494-8779, Email: [email protected], www.cpii.com/mpp