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- Frequency range: 14.4 – 15.4 GHz
- Beam width: 2.1°
- Input/output: Circular waveguide Ø 14 mm
- Dimensions: Ø 68 cm
- Polarization: Linear, vertical/horizontal
- Zakres częstotliwości: 14,4 – 15,4 GHz
- Szerokość wiązki: 1,5°
- Wejście/wyjście: Falowód kołowy
- Dimensions: Ø 90 cm
- Polaryzacja: Liniowa, pionowa/pozioma
- Frequency range: 14.4 – 15.4 GHz
- Beam width: 1.2°
- Input/output: Circular waveguide Ø 14 mm
- Dimensions: Ø 120 cm
- Polarization: Linear, vertical/horizontal | Cross-polarization: ≥ 35 dB
15 GHz antennas offer a wide range of specialized solutions for data transmission in the 15 GHz microwave band. This radio band is primarily used in professional telecommunications applications, such as:
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Point-to-point links: For creating fast and stable connections between two points, e.g., for connecting company branches, transmitting internet data, or for video surveillance
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Mobile networks: As part of the backhaul infrastructure for base stations, providing bandwidth for data traffic
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Security and monitoring systems: In locations requiring reliable signal transmission over long distances
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Industrial applications: In telemetry and industrial automation systems, where interference immunity and connection stability are crucial
Antennas operating in the 15 GHz band are characterized by high directivity, allowing for precise signal beam alignment, minimizing interference and increasing transmission efficiency.
Advantages of 15 GHz Antennas:
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High Throughput: The 15 GHz band offers a wide bandwidth, enabling very high data rates.
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Interference Immunity: Due to their high frequency and typically narrow beam, 15 GHz antennas are less susceptible to interference from other radio sources than lower frequency bands.
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Compact Size: Compared to antennas operating at lower frequencies, 15 GHz antennas are typically physically smaller.
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Connection Stability: When properly designed and installed, 15 GHz links are very stable and reliable, which is crucial for professional applications.
Things to Consider When Choosing a 15 GHz Antenna:
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Antenna Type (Parabolic, Flat, Sector):
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Parabolic (Dish) Antennas: Most commonly used in point-to-point links. They offer the highest gain and directivity, ideal for long distances and demanding connections.
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Patch Antennas: Smaller and more discreet, but typically with lower gain. They can be used for shorter links or as omnidirectional antennas in special applications.
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Sector Antennas: Used to cover a specific area, less common in purely point-to-point 15 GHz applications.
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Antenna Gain (dBi): Describes the antenna's ability to concentrate signal power in a specific direction. Higher gain results in greater range and better connection quality, but also a narrower beam and more difficult installation/tuning. The choice of gain depends on the distance between the points and the required bandwidth.
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Beamwidth: This is the angle at which the antenna effectively transmits or receives the signal. A narrower beam means greater directivity and less susceptibility to interference, but requires precise alignment.
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Polarization (Vertical, Horizontal, Dual Polarization): Most radio link systems use dual polarization (MIMO), which allows for the simultaneous transmission of two independent data streams and doubles the throughput. Ensure that the antenna supports the required polarization.
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Antenna Connector: The standard in this band is usually N-type or newer connectors, such as QMA/QN. Check compatibility with your radio.
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Mechanical Durability and Weather Resistance: The antenna will be exposed to wind, rain, snow, and UV radiation. A robust construction, resistant materials (e.g., aluminum, UV-resistant plastics), and proper mounting are important.
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Radio Compatibility: Ensure that the selected antenna is electrically and mechanically compatible with the radio device to which it will be connected (e.g., manufacturer, mounting type, impedance).
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Certifications and Standards: Check that the antenna meets the relevant standards and has the required certifications, especially if it is to be used in professional applications.
