The Varian CPI VZU6992G1X is a metal-ceramic traveling wave tube (TWT) amplifier delivering high power across extended frequency ranges. Part of the proven 6900G series, this unit combines solid-state efficiency with tube-based performance for radar, communication, and scientific instrumentation applications. The amplifier integrates a high-efficiency switching power supply and supports remote control, input isolation, output VSWR protection, and IEEE 488 bus control for automated test environments.
– Technical Specifications
Frequency Range: 1 to 18 GHz (band-specific models available)
Output Power: 100 or 200 Watts CW; saturated output typically 1.5 to 3 dB above rated power near band center
Gain: 30 to 37 dB at rated power; typically 4 dB higher at band edges and 10 dB higher at band center. Gain stability ±0.25 dB/day at constant drive and temperature
Spurious/Noise: Typically −50 dBc (excluding harmonics)
Tube Technology: Metal-ceramic traveling wave tube
Power Supply: High-efficiency switching design
– Key Features
• Long operational service life with over 1,000 units deployed worldwide
• High reliability power supply architecture
• Standardized option compatibility: remote control, input isolators, output VSWR protection
• IEEE 488 bus control available for ATE integration
• Suitable for laboratory and automated test environments
– Typical Applications
• Radar systems
• Communication transmitters
• Scientific instrumentation
• Test and measurement
• Antenna ranges
• EMC chambers
• Automated test systems
– Compatibility & Integration
Amplifiers support IEEE 488 bus control for seamless ATE integration. Remote control and VSWR protection options accommodate diverse test configurations. Standard 19″ rack footprint (12.25″H × 19″W × 24″D) with 195 lbs weight.
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