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400MHz Mobile Signal Repeater Boosts Coverage

Mobile Signal Booster
December 30, 2025
Category Connection: Mobile Signal Booster
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Tags:
#cell phone signal boosters #cell phone signal extender #mobile phone signal enhancer
Brief: This video frames the solution within typical operational contexts for clearer understanding. Watch as we demonstrate how the 20w Tetra 400MHz Mobile Signal Repeater extends coverage in challenging signal areas. You'll see a detailed walkthrough of its off-air channel selective fiber optic system, showing how it converts and amplifies signals between the base station and remote units for reliable mobile communication.
Related Product Features:
  • High availability design with intelligent monitoring for easy fault location and maintenance.
  • Low power consumption and excellent heat dissipation for efficient operation.
  • High linearity power amplifier and high system gain for superior signal quality.
  • Automatic fiber path loss compensation maintains consistent performance over distance.
  • Flexible network topology supporting star, ring, and daisy-chain configurations.
  • Local and remote monitoring with automatic fault alarm and remote control capabilities.
  • Compact, weatherproof design suitable for all-weather installation and relocation.
  • Includes SMS or GPRS modem for comprehensive remote monitoring and management.
FAQs:
  • What frequency range does this Tetra 400MHz repeater operate in?
    The repeater operates in the 415MHz-417MHz uplink and 425MHz-427MHz downlink frequency bands, providing 2MHz bandwidth for mobile signal coverage.
  • How does the fiber optic repeater system work to extend signal coverage?
    The system uses Master and Remote Units connected via fiber optics. The Master Unit converts RF signals to laser for transmission over fiber, while the Remote Unit converts them back to RF and amplifies the signal for distribution to coverage antennas.
  • What monitoring and control options are available for this repeater system?
    The system offers both local monitoring via RJ45/RS232 interface and remote monitoring through SMS or GPRS modem, allowing parameter setting, status monitoring, and remote restart functions.
  • What are the environmental specifications for outdoor installation?
    The Master Unit is rated IP65 for -5°C to +45°C operation, while the Remote Unit is IP55 rated for -25°C to +55°C, making them suitable for all-weather outdoor installation.
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