What is ALXX distribution box

ALXX is a satellite Low Noise Block (LNB) from Actox, designed to receive and convert X-band signals for distribution to receivers.

The ALXX is not an electrical distribution box; it is a Low Noise Block (LNB) used in satellite communication systems to capture high-frequency signals from a satellite dish and convert them to lower frequencies suitable for receivers . Specifically, the ALXX operates with an input RF frequency of 7.25 to 7.75 GHz and outputs signals in the 950 MHz to 1.45 GHz range, with a local oscillator frequency of 6.3 GHz. It provides a conversion gain of 55 dB and maintains a gain flatness of ±3 dB, ensuring stable signal quality .

Key Features

• Type: X-Band External Reference PLL LNB
• Input Frequency: 7.25–7.75 GHz
• Output Frequency: 950 MHz–1.45 GHz
• Local Oscillator (LO) Frequency: 6.3 GHz
• Gain: 55 dB (Conversion Gain)
• Gain Flatness: ±3 dB
• Noise Performance: Low noise for high-quality signal reception

Function and Application

The ALXX LNB is mounted on a satellite dish to receive satellite signals and convert them to a lower frequency that can travel through coaxial cables to receivers or distribution systems. It is commonly used in satellite TV, communication networks, and signal distribution setups where X-band frequencies are required. Unlike a traditional electrical distribution box, which distributes electrical power safely across circuits, the ALXX distributes satellite RF signals to multiple receivers.

Distinction from Electrical Distribution Boxes

While a distribution box (DB box) is a central hub for electrical circuits, housing components like circuit breakers, fuses, and bus bars to manage power safely, the ALXX serves a signal distribution role rather than electrical power distribution. It is part of a signal reception and conversion system, not a power management system. In summary, ALXX is a specialized satellite LNB for X-band signal reception, not a conventional electrical distribution box, and is used to ensure high-quality signal conversion and distribution to receivers in satellite communication systems .