Swedish Microwave Boosts Satellite Reliability with New PLL LNB Tech

In professional satellite communication systems where signal integrity is paramount, traditional LNBs often fall short due to phase noise interference and limited frequency coverage, particularly when handling low symbol rate carriers. Swedish Microwave (SMW) has addressed these challenges with its innovative broadband PLL LNB series, engineered specifically for demanding satellite reception environments.

The SMW broadband PLL LNB series supports full Ku-band signal reception with a single local oscillator (LO) design. It offers multiple extended intermediate frequency (IF) output options, including 950-3000 MHz, 950-2750 MHz, and 290-2340 MHz configurations, making it compatible with diverse communication systems.

• Exceptional Signal Purity: Featuring ultra-low phase noise characteristics, these LNBs fully comply with all DVB-S2X standard requirements, maintaining high demodulation stability even with complex modulation schemes.
• Superior Linearity Performance: With outstanding P1dB compression points and high IP3 values, the devices effectively suppress intermodulation distortion, ensuring clean and robust signal transmission in multi-carrier environments.
• Flexible Frequency Configuration: Multiple LO options are available, including 9.75 GHz, 10.00 GHz, and the ASTRA broadband-compliant 10.41 GHz version, covering mainstream frequency ranges from 10.70-12.75 GHz to accommodate various satellite orbital positions.
• Industrial-Grade Reliability: The series supports both internal and external 10 MHz reference clock inputs for system flexibility. Dual-polarization (TWIN) versions enable simultaneous H/V signal reception. The devices maintain consistent performance across extreme temperature ranges.
• Adaptable Hardware Interfaces: Output connectors are available in N-type or SMA configurations. The compact, lightweight design simplifies installation. For large antenna systems, low-gain versions prevent signal saturation while optimizing link budgets.

From broadcast television transmission to remote data acquisition and scientific satellite monitoring, SMW's broadband PLL LNB series has become the preferred choice for professional engineers building high-performance satellite ground stations. The devices represent both an upgrade path for existing systems and a critical component for establishing long-term, stable communication links.