SP-Series Pulse Amplifiers

AR RF / Microwave Instrumentation

The AR RF/Microwave SP-Series Pulse Amplifiers is a solid-state pulsed RF and microwave amplifier series designed to provide high-power signals for automotive EMC and radiated immunity testing. These rugged units deliver peak pulse power from 1 kW to 150 kW across multiple frequency bands, ensuring stable operation under severe pulsed conditions. Their 100% mismatch tolerance makes them an essential tool for testing to MIL-STD-464, DO-160, and other aerospace standards.

Key Specifications & Features

  • Frequency Range: Octave and narrowband options from 0.8 GHz to 4 GHz
  • Peak Power Output: 1,000 W to 150,000 W depending on model
  • Pulse Width: Up to 100 µs capability
  • Duty Cycle: Maximum 10% duty cycle for high-intensity testing
  • Load Handling: 100% mismatch tolerant without damage or oscillation
  • Harmonics: Approximately -18 dBc at 1 dB compression
  • Compliance: Optimized for MIL-STD-464, DO-160, and automotive EMC standards
  • Technology: High-reliability solid-state design with high MTTF
Overview & Applications
BrandAR RF / Microwave Instrumentation
Frequency bands1–2 GHz, 2–4 GHz, 1.2–1.4 GHz, 2.7–3.1 GHz
Peak pulse power1 kW to 150 kW
Pulse widthUp to 100 µs
Load handling100% mismatch tolerant
8000SP2z7G3z1 Solid State Pulse Amplifier, 8000 W Pulse, 2.7 – 3.1 GHz
12000SP2z7G3z1 Solid State Pulse Amplifier, 12000 W Pulse, 2.7 – 3.1 GHz
1500/1000SP1z2G3z1 Solid State Pulse Amplifier, 1000 W Pulse, 1,2 – 3.1 GHz
7000SP2G4 Solid State Pulse Amplifiers, 7000 W Pulse, 2 – 4 GHz
10000SP2G4 Solid State Pulse Amplifiers, 10000 W Pulse, 2 – 4 GHz
4000SP2z7G3z1 Solid State Pulse Amplifier, 4000 W Pulse, 2.7 – 3.1 GHz
1000SP0z8G2z5 Solid State Pulse Amplifiers, 1000 W Pulse, 0.8 – 2.5 GHz
2000SP0z8G2z6 Solid State Pulse Amplifiers, 2000 W Pulse, 0.8 – 2.5 GHz
4000SP0z8G2z7 Solid State Pulse Amplifiers, 4000 W Pulse, 0.8 – 2.5 GHz
8000SP0z8G2z8 Solid State Pulse Amplifiers, 8000 W Pulse, 0.8 – 2.5 GHz
1300SP1G2 Solid State Pulse Amplifiers, 1300 W Pulse, 1 – 2 GHz
2000SP1G2 Solid State Pulse Amplifiers, 2000 W Pulse, 1 – 2 GHz
8000SP1G2 Solid State Pulse Amplifiers, 8000 W Pulse, 1 – 2 GHz
6000SP1z2G1z4 Solid State Pulse Amplifiers, 4000 W Pulse, 1.2 – 1.4 GHz
4000SP1z2G1z5 Solid State Pulse Amplifiers, 6000 W Pulse, 1.2 – 1.4 GHz
1000SP2G4 Solid State Pulse Amplifiers, 1000 W Pulse, 2 – 4 GHz
2000SP2G4 Solid State Pulse Amplifiers, 2000 W Pulse, 2 – 4 GHz
5000SP2G4 Solid State Pulse Amplifiers, 5000 W Pulse, 2 – 4 GHz

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SP-Series Pulse Amplifiers


The AR RF/Microwave SP-Series represents a line of rugged, high-power solid-state pulsed amplifiers engineered for critical testing environments. These amplifiers are specifically tailored for automotive EMC, radiated immunity, and aerospace applications requiring adherence to stringent military standards. With a focus on stability, they provide consistent performance even when operating into highly mismatched loads, ensuring accurate results in complex electromagnetic environments.

Built with advanced solid-state technology, the SP-Series offers a significantly higher Mean Time To Failure (MTTF) compared to traditional tube-based alternatives. The design ensures the amplifier remains undamaged and oscillation-free under any load condition, which is vital for high-intensity radiated field (HIRF) testing. The modular construction not only enhances overall reliability but also simplifies maintenance and long-term serviceability for lab operators.

The series encompasses a wide range of models, including octave bands like 1–2 GHz and 2–4 GHz, as well as narrowband configurations for specific radar frequencies such as 2.7–3.1 GHz. Available power levels vary significantly to meet diverse lab requirements, ranging from the 1,000 W 1000SP0z8G2z5 to the high-output 12,000 W 12000SP2z7G3z1 model. This versatility allows test engineers to select the exact frequency and power combination needed for rigorous MIL-STD and DO-160 compliance testing.

Solid-State Reliability

High MTTF design ensures long-term operational stability and reduced maintenance costs compared to tube amplifiers.

Mismatch Tolerant Design

Operates safely into any load mismatch without damage or signal oscillation during severe testing conditions.

Broad Application Range

Ideal for automotive EMC, MIL-STD-464, and DO-160 aerospace testing standards for radiated immunity.

Diverse Model Selection

Available in multiple power levels up to 150 kW and frequency bands reaching up to 4 GHz.

View Models & Options

High-Power Pulse Performance

The SP-Series is engineered to handle demanding pulse requirements with widths up to 100 µs and duty cycles of 10%. This makes these amplifiers particularly effective for simulating real-world radar and communication signals during immunity testing.

Exceptional Load Tolerance

One of the standout features of these solid-state amplifiers is their ability to operate into a 100% mismatch. This ensures that even in the presence of severe reflections from the test environment, the equipment remains stable without the risk of hardware damage or performance oscillation.

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