| Brand | AR RF / Microwave Instrumentation |
|---|---|
| Frequency Range | kHz to 400 MHz |
| Output power | Tens of watts to multi-kilowatt CW |
| Amplifier class | Class A |
| Load handling | 100% mismatch tolerant (high VSWR) |
A Series RF Amplifiers
AR RF / Microwave Instrumentation
The AR RF/Microwave A Series RF Amplifiers is a broadband Class A solid-state power amplifier designed to provide reliable RF power for EMC and immunity testing. These units deliver stable performance across a frequency range of 10 kHz to 400 MHz with output power reaching up to 10,000 W CW. Their 100% mismatch tolerance makes them an essential tool for operating into the difficult and complex loads found in aerospace, defense, and industrial environments.
Key Specifications & Features
- Frequency Range: 10 kHz to 400 MHz (4 kHz for specific BCI models)
- Power Output: 25 W to 10,000 W CW
- Amplifier Class: Class A solid-state design
- Load Handling: 100% mismatch tolerant (high VSWR safe)
- Remote Control: Ethernet, USB, GPIB, RS-232, and fiber-optic serial
- Performance: Low harmonic distortion and low spurious emissions
- Applications: EMC immunity, aerospace, defense, and scientific research
- Design: Modular architecture for easy maintenance and low acoustical noise
| 1000A400 | Solid State RF Amplifier, 1000 W CW, 10 kHz – 400 MHz |
| 10000A225D | Solid State RF Amplifier,10000 W CW, 10 kHz – 225 MHz |
| 25A250B | Solid State RF Amplifier, 25 W CW, 10 kHz – 250 MHz |
| 50A250 | Solid State RF Amplifier, 50 W CW, 10 kHz – 250 MHz |
| 125A250 | Solid State RF Amplifier, 125 W CW, 10 kHz – 250 MHz |
| 500A250D | Solid State RF Amplifier, 500W CW, 10 kHz – 250 MHz |
| 100A400A | Solid State RF Amplifier, 100 W CW, 10 kHz – 400 MHz |
| 175A400 | Solid State RF Amplifier, 175 W CW, 10 kHz – 400 MHz |
| 250A400 | Solid State RF Amplifier, 250 W CW, 10 kHz – 400 MHz |
| 350A400 | Solid State RF Amplifier, 350 W CW, 10 kHz – 400 MHz |
| 600A400 | Solid State RF Amplifier, 600 W CW, 10 kHz – 400 MHz |
| 100A400AM20 | Solid State RF Amplifier, 100 W CW, 4 kHz – 400 MHz – For BCI testing |
| 150A100D | Solid State RF Amplifier, 150 W CW, 10 kHz – 100 MHz |
| 1200A225D | Solid State RF Amplifier, 1200 W CW, 10 kHz – 225 MHz |
| 2500A225D | Solid State RF Amplifier, 2500 W CW, 10 kHz – 225 MHz |
| 5000A225D | Solid State RF Amplifier, 5000 W CW, 10 kHz – 225 MHz |
A Series RF Amplifiers
The AR RF/Microwave A Series RF Amplifiers represent a premier line of broadband Class A solid-state power amplifiers engineered for high-demand testing environments. Primarily designed for EMC and immunity testing, these amplifiers provide the stable, low-distortion RF power necessary for repeatable and accurate results. They are built to withstand the rigors of continuous operation in aerospace, defense, industrial, and scientific applications where reliability is paramount. Utilizing a robust Class A design, the A Series offers exceptional linearity and is 100% mismatch tolerant, allowing it to operate safely into non-50 ohm and complex loads without damage. The units feature built-in fault monitoring and protection circuitry to ensure safe operation during high VSWR conditions typical of immunity testing. Furthermore, the design focuses on low acoustical noise, making them well-suited for laboratory environments where technician comfort is a priority. The series offers a diverse range of models and power levels, from the compact 25 W 25A250B to the high-power 10,000 W 10000A225D. For specialized requirements such as BCI testing, the 100A400AM20 model extends the frequency range down to 4 kHz. Every amplifier in the series is equipped with multiple remote control interfaces, including Ethernet, USB, GPIB, and RS-232, ensuring seamless integration into modern automated test systems.Class A Solid-State Design
Provides excellent linearity and low harmonic distortion for high-fidelity RF power across all models.
100% Mismatch Tolerance
Safely handles difficult and complex loads without the risk of damage or performance foldback.
Scalable Power Range
Available in configurations from 25 W to 10,000 W to meet various testing requirements.
Comprehensive Remote Connectivity
Standard interfaces including Ethernet, USB, and GPIB allow for seamless integration into automated systems.
Unmatched Load Handling and Reliability
The A Series is specifically engineered to be 100% mismatch tolerant, allowing it to operate safely into non-50 ohm and complex loads. This Class A solid-state design ensures that the amplifier remains stable and provides low-distortion power even when faced with high VSWR conditions typical of EMC immunity testing.
Advanced Control and System Integration
These amplifiers feature a modular design that simplifies maintenance while offering a wide array of remote control interfaces for automated environments. Users can easily integrate the units into existing test benches via Ethernet, USB, GPIB, RS-232, or fiber-optic serial ports for flexible and efficient operation.
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