s L-Band 500 W Rack-Mount TWTA Compact Provides 500 watts of power in the 1.0 to 2.5 GHz frequency band in a compact 19-inch rack-mount dual drawer configuration for wideband testing. Efficient and Reliable Employs CPI dual-depressed collector helix traveling wave tubes, increasing efficiency by a nominal 20% over conventional single collector TWTs, and a power supply designed with a minimum number of parts for maximum uptime. Simple to Operate Integrated microprocessor control lets the user adjust and monitor all operating parameters from one easy-to-read local or remote panel, using straightforward menu-driven commands. Includes a built-in interface and serial bus for operation from the station computer Global Applications Model VZL-2780C2 1.0 to 2.5 GHz, 500 watt L-band rack-mount TWTA for test and measurement applications OPTIONS •Mimic remote control panel •Octave external harmonic filters •Octave output isolators 230 VAC operation. Meets International Safety Standard EN-60215 and Electromagnetic Compatibility 2004/108/EC standards to satisfy world requirements. Easy to Maintain Modular design provides for easy installation and maintainability in the field. Worldwide Support Backed by over two decades of satellite communications experience, and CPI’s world wide 24-hour customer support network that includes more than twenty regional factory service centers. Communications & Power Industries Canada, Inc. 45 River Drive Georgetown, Ontario, Canada L7G 2J4 tel: +1 (905) 702-2228 fax: +1 (905) 877-5327 e-mail:[email protected] website:www.cpii.com/emc L-Band 1.0 - 2.5 GHz 500 W Rack Mount TWTA Specification Model VZL-2780C2 Output Frequency 1.0 to 2.5 GHz Output Power (min.) TWT Flange 550 W min. 500 W min. Gain 57 dB at rated power output, 57 dB typ. at small signal RF Level Adjust Range 0 to 20 dB Output Power Adjustability ±0.1 dB Gain Stability ±0.25 dB/24 hour typ, at constant drive and temperature, after 30 minute warmup Small Signal Gain Slope 0.02 dB/MHz max. Gain Variation 10 dB pk-pk typ. over the 1.5 GHz bandwidth Input VSWR 2.0:1 max (1.65:1 max. with optional input isolator) Output VSWR 2.0:1 typ. Load VSWR 2.0:1 for full spec. compliance; any value operation without damage Residual AM -50 dBc below 10 kHz; -20 [1.3 + logF (kHz)] dBc, 10 kHz to 500 kHz; -50 dBc 500 kHz to 1 MHz Noise and Spurious -60 dBW/4 kHz Harmonic Content -6 dBc typical at 2 GHz Voltage: Single phase, 208-120 VAC ±10%, or 380-415/220-240 VAC ±10%; 5 wires are: phase 1, 2 & 3, neutral and ground (wire 5 can be used if available); Frequency: 47-63 Hz, 15 A max. Primary Power Power Factor 0.90 min. at 50 Hz Power Consumption 6.9 kVA typ, 7.5 kVA max. Inrush Current 200% max. Ambient Temperature -10˚C to +40˚C operating, -20˚C to +70˚C non-operating Relative Humidity 95% non-condensing Altitude 10,000 ft. with standard adiabatic derating of 2˚C/1000 ft. operating; 50,000 ft. non-operating Shock and Vibration As normally encountered in a protected engineering laboratory environment Cooling Forced Air with integral blower. Rear air intake and exhaust. Maximum external pressure loss allowable: 0.5” water column Connections RF Input: Type N Female; RF output: Type SC Female; RF output monitors: Type N Female, -50 dB nom. M&C Interface Serial RS232 or RS422/485 Dimensions, W x H x D RF Drawer: 19 x 17.5 x 28 inches (483 x 445 x 711 mm); Power Supply: 19 x 8.75 x 24 inches (483 x 223 x 610 mm) Weight RF Drawer: 115 lbs (52 kg) nom; Power Supply: 100 lbs (45 kg); Interconnect Cables: 10 lbs (4.5 kg) Acoustic noise 72 dBA @ 1 meter from front panel VZL2780C2 (1.0 - 2.5 GHz) 600 550 500 450 400 350 300 250 200 150 1 1.25 1.5 1.75 O/P Power (Watts) 2 2.25 2.5 P1 dB VZL-2780C2 typical Psat and P1dB output power, dBm Quality Management System - ISO 9001:2008 For more detailed information, please refer to the corresponding CPI technical description if one has been published, or contact CPI. Specifications may change without notice as a result of additional data or product refinement. Please contact CPI before using this information for system design. MKT 206, ISSUE 8 dated JAN 2015