Product Introduction: Specialized LORA Band Jamming Solution
As communication protocols evolve, so must countermeasure technology. The 400-500MHz 50W LORA/LDMOS Module is a specialized RF front-end designed to address the growing need for jamming capabilities in the lower UHF band. This frequency range is increasingly utilized by long-range drone control links, Internet of Things (IoT) devices, and tactical communication systems, including LORA (Long Range) modulation schemes.
Engineered for reliability and efficiency, this module combines mature LDMOS (Laterally Diffused Metal Oxide Semiconductor) technology with a compact, ruggedized mechanical design. It provides a powerful 50W output to disrupt hostile signals across the 400-500MHz spectrum effectively.
Core Strengths
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LORA-Capable Band Coverage: Specifically engineered to cover the 400-500MHz range, critical for countering long-range drone command links and IoT-based threats.
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Proven LDMOS Technology: Utilizes rugged LDMOS architecture known for its high gain, linearity, and excellent durability under mismatched load conditions .
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Optimized Power Efficiency: Achieves 50W output with a moderate current draw of ≤4.5A, reducing thermal stress on the host system .
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Ultra-Compact Form Factor: With dimensions as small as 117 x 58 x 18mm and a weight of only 300g, it is ideal for gimbal-mounted or man-pack integrated systems .
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Intelligent Protection: Integrated LED indicators provide real-time status for power, over-voltage, and over-temperature conditions, ensuring safe operation.
Detailed Specifications
The table below outlines the key operational parameters of the 50W LDMOS drone jammer module. The design ensures straightforward integration with standard 50-ohm systems via an SMA female connector.
| Parameter | Specification | Notes / Customization Options |
|---|---|---|
| Frequency Range | 400 – 500 MHz | Full band coverage, no tuning required |
| Output Power | 47±1 dBm | 50 Watts Saturated |
| Operating Voltage | 28V DC | Wide input range: 24 – 28V |
| Operating Current | ≤3.2 – 4.5A | Dependent on output level and modulation |
| Technology | LDMOS | High ruggedness and linear gain |
| Sweep Speed | 270 KHz (Analog) | Customizable: 100 – 500 KHz |
| Input Signal Source | High-Speed Noise | Customizable: VCO, DDS, SDR options |
| Impedance | 50 Ohms | Input/Output matched |
| Operating Temperature | -20 ~ +65°C | Stable performance in field conditions |
| RF Connector | SMA (Female) | Compact, industry-standard interface |
| Dimensions | 117 x 58 x 18 mm | Custom sizes available upon request |
| Weight | 300 g | Lightweight for airborne or portable use |
| Status Indicators | LED | Power, Over-Voltage, Over-Temperature |
LDMOS: The Choice for Ruggedness
While GaN is prevalent in high-frequency, ultra-wideband applications, LDMOS remains the technology of choice for many VHF and lower UHF bands due to its proven track record and specific advantages:
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Mature and Reliable: LDMOS technology has decades of refinement, offering exceptional robustness against voltage standing wave ratio (VSWR) issues common in jamming applications .
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Cost-Effective Performance: For the 400-500MHz range, LDMOS provides an excellent balance of output power, gain, and thermal efficiency at a competitive price point .
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Linear Operation: The Class AB biasing ensures good linearity, which is beneficial when dealing with complex, modulated signals like LORA or spread-spectrum waveforms .
Flexible Integration Options
This module is designed as a building block for system integrators and OEMs. We offer several customization pathways to match your specific platform requirements:
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Waveform Customization: While the module includes a high-speed noise source, we can integrate VCOs for specific tone jamming or DDS/SDR front-ends for sophisticated, cognitive jamming patterns .
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Mechanical Adaptation: The standard 117x58x18mm footprint can be adjusted to fit unique enclosures or gimbal assemblies .
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Interface Modification: Alternate RF connectors or control interfaces can be accommodated for large-volume orders .
Primary Applications
This 50W amplifier module is a critical component for the following systems:
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Counter-Unmanned Aerial Systems (C-UAS): Specifically targeting LORA-based command and control links used by some long-range FPV and tactical drones .
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Tactical Communications Jamming: Disrupting hostile forces’ voice and data communications operating in the 400MHz band .
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Force Protection: Vehicle-mounted IED jammers covering this critical frequency range .
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Test & Measurement: High-power stress testing of receivers and components in the UHF band .
Technical Support & Procurement
For detailed integration guides, mechanical drawings, or to discuss a customized version of the 400-500MHz drone jammer module, please contact our engineering team. We provide full technical support from prototype evaluation to mass production.
