Amplifier Research 250T6G18 Microwave Amplifier
The Amplifier Research 250T6G18 is a highly advanced, self-contained microwave amplifier crafted for demanding applications that require instantaneous bandwidth and exceptional gain. Featuring a robust 300-watt traveling wave tube (TWT), this amplifier delivers a minimum output of 250 watts, ensuring reliable performance at the fundamental frequency.
Key Features
- Digital Display: The front panel includes a state-of-the-art digital display that shows forward and reflected output alongside comprehensive system status information accessible via intuitive menus and soft keys.
- Status Indicators: Monitor vital operational conditions with indicators for power on, warm-up, standby, operate, fault warnings, excess reflected power, and remote operation.
- Advanced Connectivity: Standard interfaces include the built-in IEEE-488 (GPIB), allowing seamless integration with test systems.
- Protection Features: Equipped with VSWR protection and a robust gain control feature, this amplifier ensures safe operation across various conditions.
Performance Specifications
Power specifications for the 250T6G18 are as follows:
- Active Power: Nominal 300 watts, Minimum 250 watts at output flange
- Frequency Response: 6-18 GHz instantaneously
- Gain: 54 dB minimum at maximum setting; Gain adjustment with a continuous range of 35 dB minimum
- Impedance: Input and output impedances are 50 ohms with VSWR of 2.5:1 maximum
Modulation and Video Pulse Capability
This amplifier excels in modulation, faithfully reproducing AM, FM, or pulse modulation:
- Pulse Width: Minimum of 1.0 microseconds
- Pulse Rate (PRF): Up to 100 KHz maximum
- RF Rise and Fall Times: 30 ns maximum (10% to 90%)
- Delay: 300 ns maximum from pulse input to RF 90%
- Pulse Width Distortion: +30 ns maximum
Environmental Considerations
- Cooling System: Self-contained forced-air cooling with air entry and exit at the rear
- Dimensions: 50.3 cm (W) x 29.7 cm (H) x 68.5 cm (D) / 19.8 in x 11.7 in x 27 in
Setup and Installation
The modular design of the power supply and RF components allows for easy access and maintenance, while a lightweight switching mode power supply enhances portability. This versatile unit is perfect for benchtop setups but can also be easily rack-mounted if desired.
Export Classification
Classification: ITAR (International Traffic in Arms Regulations)
Connectors
- RF Input: Type N female on rear panel
- RF Output: Type WRD-650 waveguide flange on rear panel
- RF Output Sample Port: Type N female on rear panel
- GPIB: IEEE-488 (f) on rear panel
- Interlock: DB-15 (f) on rear panel
- Video: BNC-female on rear panel
