750W Outdoor TWT Amplifier for Satellite Communications D BS- Band The VZU-6998VY DBS-Band 750 Watt TWT Medium Power Amplifier — high efficiency in an environmentally sealed compact package designed for outdoor operation Easy to Maintain Provides 750 watts of power in a rugged and compact weatherproof package, digital ready, for wideband, single- and multi-carrier satellite service in the 17.3-18.4 GHz frequency band. Ideal for transportable and ﬁxed earth station applications. Modular design and built-in fault diagnostic capability via remote monitor and control. Cost Effective and Efficient Mounting at the antenna improves performance through minimized cable losses and saves cost in system design. Employs a high efﬁciency, dualdepressed collector helix traveling wave tube, reducing operating costs. Global Applications Meets International Safety Standard EN-60215, Electromagnetic Compatibility 89/336/EEC and Harmonic Standard EN-61000-3-2 to satisfy worldwide requirements. Worldwide Support Backed by over three decades of satellite communications experience, and CPI’s worldwide 24-hour customer support network that includes ﬁfteen regional factory service centers. Reliable Designed and built to survive in extremely adverse environmental conditions and features increased cooling margin for longer life. Simple to Operate User-friendly microprocessor-controlled logic with integrated RS422/485 computer interface. Digital metering, pin diode attenuation and optional integrated linearizer for improved intermodulation performance. 811 Hansen Way P.O. Box 51625, Palo Alto, CA 94303 tel: +1 (650) 846-3803 fax: +1 (650) 424-1744 e-mail: email@example.com www.cpii.com/satcom 750W Outdoor TWT Amplif ier Plays in the Rain DBS - B a n d SPECIFICATIONS, VZU-6998VY Electrical OPTIONS: Electrical (continued) Frequency 17.3 to 18.4 GHz Output Power TWT Flange 750 W min. (58.75 dBm) 630 W min. (58.00 dBm) Bandwidth 1100 MHz Gain 70 dB min. at rated power 75 dB min. at small signal RF Level Adjust Range 0 to 30 dB typ. • Integral Linearizer • Remote Control Panel • Redundant and Hybrid Power Combined Systems • Integrated switch control and drive (1:1 or 1:2) Gain Stability At constant drive & temp. Over temp., constant drive ±0.25 dB/24hr max. (after 30 min. warmup) ±1.0 dB over oper. temp. range (typical) Small Signal Gain Slope ±0.02 dB/MHz max. Small Signal Gain Variation Across any 80 MHz band Across the 1100 MHz band 1.0 dB pk-pk max. 4.0 dB pk-pk max. Input VSWR 1.3:1 max. Output VSWR Load VSWR Continuous operation Full spec compliance Operation without damage Residual AM, max. PDF Power Factor 0.95 min. Inrush Current 200% max. Environmental (Operating) Ambient Temperature -40°C to +55°C operating, including solar loading; -40°C to +75°C non-operating 100% condensing 1.3:1 max. Shock and Vibration 20 G peak, 11 msec, 1/2 sine; 2.1 G rms, 5 to 500 Hz. 2.0:1 1.5:1 Any value Acoustic Noise 68 dBA (as measured at 3 ft.) Heat Dissipation 2000 W max. -50 dBc below 10 kHz -20 [1.5 +log F(kHz)] dBc, 10 kHz to 500 kHz -85 dBc above 500 kHz Mechanical 2.5°/dB max. for a single-carrier at 8 dB below rated power Harmonic Output -60 dBc at rated power, second and third harmonics Noise and Spurious <-150 dBW/4 kHz, below 12.75 GHz <-65 dBW/4 kHz, 17.3 to 18.4 GHz <-105 dBW/4 kHz, 18.9 to 26.0 GHz <-125 dBW/4 kHz, 26.0 to 40.0 GHz Intermodulation -24 dBc or better with two equal carriers at total output power level 7 dB (4 dB with optional integral linearizer) below rated single-carrier output KEEPING YOU ON THE AIR not up in the air Note: Specifications may change without notice as a result of additional data or product refinement. 10/06 2.3 kVA typ. 2.5 kVA max. 10,000 ft. with standard adiabatic derating of 2°C/1000 ft., operating; 50,000 ft., non-operating For more detailed information, please refer to the corresponding CPI Technical Description. MKT 194, ISSUE 1 Power Consumption Single phase, 200-240 VAC ±10% 47-63 Hz Altitude AM/PM Conversion Please contact CPI before using this information for system design. Primary Power Voltage Frequency 0.01 ns/MHz linear max. 0.001 ns/MHz sq. parabolic max. 0.5 ns pk-pk ripple max. Relative Humidity Phase Noise IESS Phase Noise Profile 10 dB below mask AC fundamentals -36 dBc (IESS-308 by 6dB) Sum of spurs (370 Hz to 1 MHz) -47 dBc Certificate Number: 30515 Group Delay (in any 80 MHz band) Cooling (TWT) Forced air with integral blower RF Output Connection WR-62 waveguide flange, grooved, threaded UNC 2B 6-32 RF Output Monitor Type SMA female Dimensions (W x H x D) 14.5 x 13.1 x 24 in. (368 x 333 x 610 mm) Weight 87 lbs (39.5 kg) max.