L-band LNA is low-noise amplifier which is designed for increasing the sensitivity of the satellite communication and navigation systems receivers and is applied for low power signal amplifying without significantly decreasing the signal-to-noise ratio by minimizing additional noise.
The amplifier has 50 Ohm impedance and DC pass (optional).
L-band low-noise amplifier features a compact case which protects it from dust and moisture. It is tiny and reliable.
L-band Low-Noise Amplifier (LNA) is engineered to improve the sensitivity of satellite communication receivers, navigation systems, and broadband L-band RF devices. Designed to amplify low-power signals without significantly increasing noise, this amplifier features an exceptional 0.7 dB noise figure, ensuring minimal degradation of the overall signal-to-noise ratio. Its wide 950–2150 MHz operational range makes it suitable for SATCOM, GNSS, VSAT, telemetry, and various professional RF applications.
With 32 dB gain, ±3 dB gain flatness, and excellent impedance matching (input return loss –19 dB, output return loss –15 dB), the L-band Low-Noise Amplifier (LNA) ensures stable broadband performance. It includes 50 Ohm impedance and an optional DC pass, enabling seamless integration into L-band RF chains. The compact, dust- and moisture-resistant housing provides durability in harsh environments, while the wide input voltage range (+7.5 to +34 V) and low 2 W power consumption allow flexible deployment in stationary, mobile, and embedded systems.
✅ Ultra-low-noise amplification for enhanced receiver sensitivity
The 0.7 dB noise figure significantly improves the effective SNR, making the amplifier ideal for weak-signal L-band satellite and GNSS reception. Its low added noise ensures better link margin and superior signal stability in complex RF environments.
✅ High gain and linearity for stable broadband performance
With 32 dB gain, ±3 dB flatness, and +20 dBm P1dB output power, the L-band Low-Noise Amplifier (LNA) maintains excellent linearity across the entire 950–2150 MHz range. This ensures reliable amplification for navigation, telemetry, and satellite communication systems requiring consistent wideband behavior.
✅ Compact, moisture-proof, and outdoor-ready design
The rugged 85×38×23 mm housing protects the amplifier from dust, humidity, and harsh weather. It supports 100% non-condensing operation, making it suitable for field deployments, rooftop installations, and mobile terminals.
🛠️ Engineered for precision L-band RF signal enhancement The amplifier’s optimized 50 Ohm matching, low reflection characteristics, and optional DC pass ensure seamless integration with antennas, receivers, and RF front ends. Its ±3 dB flatness contributes to excellent amplitude consistency across the operational spectrum, improving the reliability of multi-channel and broadband applications.
🛒 Ideal solution for satellite, navigation and communication networks With wide voltage compatibility, industrial-grade temperature tolerance, and compact size, this LNA is suitable for SATCOM terminals, GNSS repeaters, telemetry stations, UAV payloads, and indoor/outdoor professional RF systems. It provides long-term stability and outstanding performance even in demanding environments.
📌 Key features
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L-band low-noise amplifier 950–2150 MHz with 0.7 dB noise figure
This L-band Low-Noise Amplifier (LNA) provides exceptionally low added noise, making it suitable for GNSS, SATCOM, and precision navigation systems. Its wideband behavior ensures clean, stable amplification across the entire L-band.
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32 dB gain with ±3 dB flatness for wideband signal consistency
The amplifier delivers strong, uniform gain performance, ensuring stable operation in systems with variable input signal levels. Excellent flatness supports accurate demodulation and improved receiver performance.
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High linearity +20 dBm P1dB output power
The robust output stage allows reliable operation under high dynamic range conditions. This linearity reduces distortion and increases the stability of complex L-band modulation schemes.
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Superior return loss: –19 dB input and –15 dB output
Enhanced matching minimizes reflections and improves overall RF chain efficiency. This helps maintain signal integrity in sensitive L-band front ends.
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Wide +7.5…+34 V supply range with only 2 W consumption
This flexibility allows integration with battery systems, field equipment, and centralized DC power networks. Low power consumption ensures efficient operation in remote and mobile systems.
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Compact, lightweight 85×38×23 mm housing (130 g)
The amplifier’s small size and low weight enable installation in tight spaces, embedded units, and portable equipment. Its moisture-resistant construction ensures operational reliability in challenging outdoor conditions.
⚙️ Main functions
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Low-noise amplification to increase L-band receiver sensitivity
The amplifier boosts weak satellite or navigation signals while introducing minimal additional noise, significantly improving SNR. This function is critical for long-range GNSS reception, narrowband communication systems, and weak-signal satellite channels.
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Stabilization of wideband RF signals for reliable demodulation
With ±3 dB gain flatness, the L-band Low-Noise Amplifier (LNA) maintains consistent amplitude across the 950–2150 MHz range. This enhances compatibility with broadband receivers and prevents distortion in wideband RF processing paths.
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Protection of RF front ends through improved matching and low reflection
Superior return loss values help reduce reflections that can destabilize receivers or distort incoming signals. This contributes to smoother system operation in high-sensitivity RF environments.
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Support for integration in diverse power and environmental conditions
The amplifier operates from a wide supply range and withstands harsh temperatures and humidity. This ensures consistent performance in outdoor installations, field systems, and embedded RF modules.
🧩 Applications
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Satellite communication receivers (SATCOM, VSAT, Inmarsat, telemetry)
The L-band Low-Noise Amplifier (LNA) amplifies weak uplink and downlink L-band signals with minimal degradation, improving overall link quality and enabling reliable operation in high-noise environments. Its linearity and low NF make it suitable for advanced demodulation systems.
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GNSS/GPS/GLONASS/Galileo navigation systems
High sensitivity and 0.7 dB noise figure significantly enhance navigation accuracy. The amplifier improves reception in obstructed or long-distance scenarios while maintaining excellent signal purity.
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Aviation, maritime, and mobile communication equipment
The wide voltage range and rugged housing allow integration into UAV communication links, maritime terminals, and vehicle-mounted navigation systems. The L-band Low-Noise Amplifier (LNA) ensures stable performance under vibration, temperature swings, and humidity exposure.
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L-band laboratory equipment, test benches, and RF research setups
Stable gain, broad frequency coverage, and controlled return loss make the amplifier suitable for professional measurement, signal monitoring, and development platforms. It provides repeatable, reliable performance in demanding RF lab workflows.
💡 Why you should buy from us❓
- 1.5 years warranty
- 7 years after-sales support
- Remote support team of engineers
- Discount program for regular customers 🎁
💬 Contact Us
For additional details or assistance regarding the L-band Low-Noise Amplifier (LNA), feel free to contact our team. We provide professional consultation and aftersales support to help with installation and setup, ensuring you get the most out of your equipment.
