DY904
Asialeren
8517710000
50pc
Accepted
10000pc/day
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Model | DY904 |
Main technical specifications | |
FrequencyRange(MHZ) |
698-2700 |
Bandwidth(MHZ) | 2002 |
MAX Input rpwer(W) | 100 |
Amplifiers Gain(dB) | 65-75DBI |
V. .S. .W. R | ≤2.0 |
Polarization | Vertical |
Input Impedance (Ω) |
50 |
Antenna Length(mm) | 185*175*120 |
Connector Type | N-K |
Product Introduction
1. Ultra-wide frequency band coverage, supporting multiple network standards
Covering an ultra-wide frequency range of 698-2700MHz, with a bandwidth of 2002MHz, perfectly compatible with 2G, 3G, 4G LTE and some 5G frequency bands, meeting the needs of various communication systems.
2. Ultra-high gain amplification, solving weak signal problems
Providing an ultra-high gain of 65-75dB, capable of amplifying weak signals hundreds of thousands of times, effectively solving communication problems in remote areas, basements, and other signal blind spots.
3. High-power design, ensuring stable operation
Maximum input power of 100W, combined with a low VSWR of 2.0 and a standard impedance of 50Ω, ensuring stable performance and efficient transmission even under high-voltage operating environments.
4. Professional interface configuration, simple and reliable installation
Using N-K type connectors and matching LMR400-30m professional cable (2*N male), providing optimal signal transmission quality and simplifying the installation process.
5. Compact and robust construction, suitable for various environments. Its compact design (185×175×120mm) saves installation space; vertical polarization ensures compatibility with most base station antennas, making it suitable for various installation scenarios.
Application Scenarios
Rural and Remote Areas: Solves mobile communication problems in areas with weak signal, such as rural areas, mountainous regions, and islands.
Large Building Interiors: Provides comprehensive indoor signal coverage for shopping malls, factories, underground parking lots, etc.
Emergency Communication Support: Quickly establishes reliable communication signals at disaster sites or during temporary events.
Transportation Systems: Ensures stable signals on trains, long-distance buses, and other mobile transportation vehicles.
Industrial IoT Applications: Provides reliable network connectivity for IoT devices such as remote monitoring systems and smart meters.

FAQ
Q: What frequency range does the DY904 amplifier cover?
A: It covers 698-2700MHz, supporting most 2G, 3G, 4G LTE, and some 5G frequency bands.
Q: How much signal amplification can I expect?
A: The amplifier provides 65-75dB gain, significantly enhancing signal strength in weak coverage areas.
Q: What cables are included with the amplifier?
A: The package includes both outdoor and indoor LMR400-30m cables with N male connectors.
Q: Is professional installation required?
A: While technically possible for experienced users, we recommend professional installation to optimize performance and comply with local regulations.
Q:What's the maximum coverage area?
A: Coverage depends on external signal strength, but typically covers 200-500 square meters per antenna in moderate signal conditions.
Q:Can I use this amplifier with any antenna?
A: Yes, it works with any antenna featuring N-type connectors, but we recommend matching the antenna to your specific frequency needs.




Model | DY904 |
Main technical specifications | |
FrequencyRange(MHZ) |
698-2700 |
Bandwidth(MHZ) | 2002 |
MAX Input rpwer(W) | 100 |
Amplifiers Gain(dB) | 65-75DBI |
V. .S. .W. R | ≤2.0 |
Polarization | Vertical |
Input Impedance (Ω) |
50 |
Antenna Length(mm) | 185*175*120 |
Connector Type | N-K |
Product Introduction
1. Ultra-wide frequency band coverage, supporting multiple network standards
Covering an ultra-wide frequency range of 698-2700MHz, with a bandwidth of 2002MHz, perfectly compatible with 2G, 3G, 4G LTE and some 5G frequency bands, meeting the needs of various communication systems.
2. Ultra-high gain amplification, solving weak signal problems
Providing an ultra-high gain of 65-75dB, capable of amplifying weak signals hundreds of thousands of times, effectively solving communication problems in remote areas, basements, and other signal blind spots.
3. High-power design, ensuring stable operation
Maximum input power of 100W, combined with a low VSWR of 2.0 and a standard impedance of 50Ω, ensuring stable performance and efficient transmission even under high-voltage operating environments.
4. Professional interface configuration, simple and reliable installation
Using N-K type connectors and matching LMR400-30m professional cable (2*N male), providing optimal signal transmission quality and simplifying the installation process.
5. Compact and robust construction, suitable for various environments. Its compact design (185×175×120mm) saves installation space; vertical polarization ensures compatibility with most base station antennas, making it suitable for various installation scenarios.
Application Scenarios
Rural and Remote Areas: Solves mobile communication problems in areas with weak signal, such as rural areas, mountainous regions, and islands.
Large Building Interiors: Provides comprehensive indoor signal coverage for shopping malls, factories, underground parking lots, etc.
Emergency Communication Support: Quickly establishes reliable communication signals at disaster sites or during temporary events.
Transportation Systems: Ensures stable signals on trains, long-distance buses, and other mobile transportation vehicles.
Industrial IoT Applications: Provides reliable network connectivity for IoT devices such as remote monitoring systems and smart meters.

FAQ
Q: What frequency range does the DY904 amplifier cover?
A: It covers 698-2700MHz, supporting most 2G, 3G, 4G LTE, and some 5G frequency bands.
Q: How much signal amplification can I expect?
A: The amplifier provides 65-75dB gain, significantly enhancing signal strength in weak coverage areas.
Q: What cables are included with the amplifier?
A: The package includes both outdoor and indoor LMR400-30m cables with N male connectors.
Q: Is professional installation required?
A: While technically possible for experienced users, we recommend professional installation to optimize performance and comply with local regulations.
Q:What's the maximum coverage area?
A: Coverage depends on external signal strength, but typically covers 200-500 square meters per antenna in moderate signal conditions.
Q:Can I use this amplifier with any antenna?
A: Yes, it works with any antenna featuring N-type connectors, but we recommend matching the antenna to your specific frequency needs.



