The Logimetrics A750-EHX-768 is a kilowatt-level pulsed RF traveling wave tube (TWT) amplifier engineered for high-power signal amplification across broad frequency coverage. Part of the A710 series, this instrument delivers stable, reliable gain with integrated power supply regulation and comprehensive TWT protection—essential for demanding test, measurement, and quality assurance operations in RF and microwave environments.
Technical Specifications
• Frequency Range: 0.7–18 GHz (varies by sub-model)
• Output Power: Kilowatt-level pulsed power
• Duty Cycle: 2% maximum
• Gain: Minimum 40 dB (model dependent)
• Pulse Width: 100 ns to 10 µs
• Rise/Fall Time: 40 ns nominal
• Trigger Delay: 400 ns maximum
• Input Modulation: +5 V peak
• Prime Power: 115 VAC ±10%, single phase, 50/60 Hz, 1 kVA maximum
– Key Features
• Regulated helix, filament, and grid power supplies for extended TWT operational life
• Integrated protection against helix overcurrent and excessive duty cycle
• Type N RF input and output connectors
• Type BNC trigger input
• IEEE-488 GPIB remote control option
• Operates 0°C to +50°C; rated to 10,000 feet altitude
• 19″ rack mounting available with optional chassis slides
• One-year non-prorated warranty covering TWT and power supply
– Physical & Environmental
19″ × 14″ H × 25″ D chassis; 150 lbs maximum. Air-cooled. Accepts TWTs from multiple suppliers, providing flexibility in system configuration.
– Compatibility & Integration
Works with traveling wave tubes from various manufacturers. Remote operation via optional IEEE-488 GPIB interface.
