Introducing the Amplifier Research 200T8G18A TWT Microwave Amplifier
The Amplifier Research 200T8G18A is a cutting-edge, self-contained, forced air cooled broadband traveling wave tube (TWT) microwave amplifier. This powerful device is meticulously designed for demanding applications that require both instantaneous bandwidth and exceptional gain. With a dependable 250 watt TWT, the Amplifier Research 200T8G18A delivers a robust minimum output of 200 watts at the amplifier output flange, ensuring that your needs for reliable microwave power are met.
Key Features:
- Digital Display: The front panel features a user-friendly digital display that provides real-time information on forward and reflected output, as well as extensive system status through a straightforward menu accessed via soft keys.
- Integrated Monitoring: Advanced status indicators display power on, warm-up, standby, operation, fault alerts, excess reflected power warnings, and remote functionality.
- Built-in Interfaces: The amplifier is equipped with a standard IEEE-488 (GPIB) interface, enabling seamless integration into existing systems.
- Comprehensive Monitoring: Monitor critical parameters such as TWT helix current, cathode voltage, collector voltage, external video pulsing, heater current, heater voltage, and both baseplate and cabinet temperatures.
The modular design of the power supply and RF components allows for easy access and maintenance. By utilizing a switching mode power supply, this model boasts a significant reduction in weight, enhancing its portability without compromising performance. Additionally, the external video pulsing capability helps minimize prime power consumption during pulse applications.
Specifications:
- Power (Fundamental), CW @ Output Flange:
Nominal: 267 watts
Minimum: 200 watts
Linear @ 1dB Compression: 50 watts minimum
- Flatness: ±12 dB maximum, equalized for ±5 dB maximum at rated power
- Frequency Response: 7.5-18 GHz instantaneously
- Input for Rated Output: 1.0 milliwatt maximum
- Gain:
At Maximum Setting: 53 dB minimum
Gain Adjustment: Continuous range of 35 dB minimum
- Input Impedance: 50 ohms, VSWR 2.0:1 maximum
- Output Impedance: 50 ohms, VSWR 2.5:1 typical
- Mismatch Tolerance: Output power fold back protection at reflected power exceeding 40 watts. Capable of operating without damage or oscillation with varying source and load impedance.
- Modulation Capability: Faithfully reproduces AM, FM, or pulse modulation signals. AM peak envelope power is limited to specified power.
- Noise Power Density:
(Pulse on) Minus 70 dBm/Hz (maximum), Minus 72 dBm/Hz (typical)
(Pulse off) Minus 140 dBm/Hz (typical)
- Harmonic Distortion:
Below 10 GHz: minus 5 dBc max., minus 8 dBc typ.
10-12 GHz: minus 8 dBc max., minus 12 dBc typ.
Above 12 GHz: minus 20 dBc max., minus 30 dBc typ.
- Primary Power: 190-260 VAC, 50/60 Hz single phase, 2.0 KVA maximum
- Cooling: Forced air cooling with self-contained fans, air entry and exit located at the rear.
- Size and Weight: Refer to model configurations for dimensions and weight specifications.
- Export Classification: EAR99
The Amplifier Research 200T8G18A is elegantly housed in a modern cabinet. Specifically designed for benchtop use, it can also be removed from the cabinet for efficient rack mounting. This versatile amplifier is perfectly suited for a wide range of applications, including Test and Measurement (especially EMC RF susceptibility testing), Industrial and University Research and Development, and various Service applications.
