High-Performance RF Limiters for EW, Radar & Satcom Applications

RF Limiters are critical components designed to protect sensitive RF and microwave circuits from high-power transients or signal spikes. RFComp’s limiters provide fast response times, high reliability, and low insertion loss, ensuring your amplifiers, receivers, and sensitive instrumentation are safe under extreme conditions. Ideal for Radar, Electronic Warfare (EW), Satcom, and 5G/mmWave systems, our limiters are engineered to maintain signal integrity while preventing damage, making them essential for mission-critical RF applications.

LIMITERS

Model Number Description Frequency Range MHz Insertion Loss dBm max Power @ Flat Leakage (dBm) VSWR Dimensions
HD34428 Limiter 100-18000 0.6 15 1.25:1 1.55 x 1.07 x 0.1 Download
HD34429 0.50 14.00 1.46:1 2 x 1.57 x 0.1 Download
HD34430 500-25000 0.5 16.50 1.5:1 1.77 x 1.07 x 0.1 Download
HD34431 10000-18000 0.70 14.00 1.35:1 1.52 x 1.57 x 0.1 Download
HD34432 32000-38000 15.00 1.25:1 1.07 x 1.07 x 0.1 Download
HD34433 6000-13000 0.60 14.00 1.5:1 1.77 x 1.07 x 0.1 Download
HD34434 6000-18000 15.00 1.62 x 1.07 x 0.1 Download

Custom RF Limiter Engineering

Modifications & Mission-Critical Packaging

RF Components specializes in custom RF limiters, tailored for commercial, military, and aerospace systems. Leveraging decades of RF and microwave engineering experience, we deliver high-performance, reliable limiters optimized for size, weight, and power (SWaP), environmental resilience, and long-term operation.

Fast Response & High Power Handling

Our limiters provide nanosecond-level response times to transient signals, with the ability to handle high peak power without degradation. This ensures maximum protection for sensitive RF circuits while maintaining low insertion loss and minimal distortion.

Compact & Rugged Form Factor

Available in hermetically sealed, compact packages, these limiters are engineered for dense integration in aerospace, defense, and industrial systems, supporting harsh environmental conditions while maintaining reliable performance.

Choosing the Right RF Limiter

When selecting an RF limiter, consider:
Frequency Range: Ensure compatibility with your system’s operating band. Power Handling: Choose a limiter rated for expected transient and continuous power levels. Insertion Loss: Low insertion loss maintains signal quality during normal operation. Response Time: Fast response protects sensitive components from spikes. Form Factor: Compact, rugged design for integration in SWaP-constrained environments. Our engineers can help select or customize the ideal RF limiter for your application.

Technical FAQ

What is an RF limiter?
An RF limiter is a device that protects RF components from signal spikes or high-power transients, ensuring system reliability and preventing damage.
RFComp limiters respond in nanoseconds, providing rapid protection for sensitive circuits.
Common in Radar, Satcom, EW systems, mmWave devices, and sensitive RF measurement instruments.

What Our Customers Say

“RFComp’s limiters saved our receivers from high-power spikes during field testing.”

Lead RF Architect

Global Aerospace Prime

“Fast response and minimal insertion loss make these limiters perfect for our Satcom systems.”

Senior Test Engineer

Semiconductor Testing Services

“Reliable, rugged, and easy to integrate—RFComp continues to impress.”

Director of Operations

Telecommunications Infrastructure Co.

Experience the RFComp Difference

Whether you need one RF limiter for a lab bench or thousands for production, RFComp delivers:

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