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Helical Antennas

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Antenna Wartex Collinear Stick for EW
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4 080 грн.
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Antenna Helical 3.3 GHz 16.3 dBi 18 turns
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3 080 грн.
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HELIX Antenna 5.8 GHz
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2 200 грн.
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1 980 грн.
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Antenna Helical 3.3 GHz (light) 12dBi
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2 640 грн.
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Antenna Helical 3.3 GHz 12dBi
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2 640 грн.
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Antenna Helical 3.8-4.2 GHz 12dB
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2 640 грн.
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Helical light RHCP
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1 980 грн.
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Helical Antennas

What are helical antennas?

A helical antenna is an emitter with a spiral shape. Thanks to this design, it forms circular polarization and allows signal transmission over long distances. This solution is especially relevant where stable communication is critical.

Purpose of helical antennas

A helical antenna is used for high-quality communication between a transmitter and a receiver over long distances. A helix antenna provides signal power and stability even in difficult conditions, making it effective for drones, mobile complexes, and field communication systems. Thanks to its directivity, a helix antenna works where standard omnidirectional antennas may lose range.

Features of helical antennas

A feature of the helix antenna is its clearly defined focused signal direction. This allows for a high gain coefficient and data transmission over longer distances. Circular polarization minimizes signal loss when the drone or moving object changes position. Also, the helix antenna is distinguished by its versatility in frequency selection and compatibility with various systems.

Main antenna characteristics

  • Frequency range: wide, with the ability to customize for various tasks.
  • Polarization: circular, which increases communication stability.
  • Beam angle: allows focusing the signal in the desired direction.
  • Gain: high coefficient, enabling long-range operation.
  • Directivity: more pronounced than in standard omnidirectional antennas.

How to choose helical antennas?

When choosing helix antennas, consider:  

  • operating frequency range;
  • direction of circular polarization;
  • required gain level;
  • beam angle;
  • connector type;
  • dimensions and weight for compatibility with the transmitter or receiver.

A helix antenna should not only be productive but also conveniently integrated into your system.

Where to buy antennas

Reliable military helix antennas are available at the Flash Army store. Here you will receive a quality guarantee, verified models, and fast delivery across Ukraine.

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Frequently asked questions about products in this category Helical Antennas

A helical antenna is a directional antenna in which the conductor is wound in a spiral shape. This design creates circular polarization of the signal and allows for stable operation with radio channels over long distances. A helix antenna is often used in communication systems where a stable signal in a specific direction is important.
A Helix antenna transmits and receives signals using a helical conductor through which radio waves pass. During operation, the signal is emitted along the helix axis. Due to this design, a helical antenna forms a directional radio signal and can operate over a greater distance.
A Helix antenna can have a gain of approximately 8 to 15 dBi. The value depends on the number of turns and the size of the structure. The longer the spiral, the more strongly the helix antenna concentrates the signal in the direction of operation.
A helical antenna can operate with RHCP or LHCP circular polarization. RHCP stands for right-hand circular polarization, and LHCP for left-hand. For stable operation, a helical antenna must use the same polarization as other equipment in the system.
The number of turns directly affects signal gain. A helix antenna with more turns has a higher gain and a narrower beamwidth. As a result, the signal is concentrated in a smaller sector.
Helical antennas are manufactured for various frequencies depending on their purpose. Most often, a helical antenna operates in the 1.2 GHz, 2.4 GHz, or 5.8 GHz bands. Such frequencies are used in FPV systems, radio communications, and some military systems.
The Helix antenna is often used in FPV ground stations. It is also applied in military communication systems and satellite signal reception. Due to its directional pattern, the Helix antenna is well-suited for long-distance operation.
A Cloverleaf antenna radiates a signal in all directions around itself. A Helical antenna works directionally and concentrates the signal in a specific direction. Because of this, a helix antenna is often used on receiving stations.
FPV systems often use two different antennas. A helix antenna is installed on the ground station for long-range signal reception. A circular antenna operates on the drone, transmitting signals in all directions.
Helix antennas can be purchased in Ukraine at radio equipment and FPV component stores. Such antennas are used in communication and video transmission systems. Before purchasing, you should check the operating frequency, polarization, and connector compatibility.