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Collinear antenna 830-890 MHz (6 dBi): Reliable gain for electronic warfare and communications systems
In today's electronic warfare environment, equipment performance directly depends on the precise tuning of the antenna-feeder system. Collinear antenna 830-890 MHz with 6 dBi gain is a professional tool designed to provide a stable signal in a critical range. It is ideal for integration into mobile and stationary electronic warfare systems, as well as for the deployment of tactical communications nodes.
Why is the collinear antenna 830-890 MHz the choice of professionals?
The 830-890 MHz band is one of the most in-demand in combat zones, as it covers a significant portion of UAV control channels and digital telemetry. The use of a collinear design provides advantages that are unavailable to conventional whip antennas.
- Concentration of energy along the horizon: Thanks to a narrow vertical beamwidth (17º), the antenna does not waste power "in the sky", but directs it parallel to the ground. This is critical when combating low-flying FPV drones.
- Omnidirectional coverage (360º): The antenna provides uniform radiation of interference or signal in the horizontal plane, leaving no "blind spots" around the protected object.
- High efficiency: SWR ≤ 2.0 guarantees minimal power loss due to reflection, which prevents overheating of the amplifier output stages (electronic warfare module).
Technical and tactical characteristics (TTC)
This model combines high endurance and stability of radiation parameters. Below are detailed specifications for engineers and technical specialists.
| Parameter | Characteristic value |
|---|---|
| Operating frequency range | 830 - 890 MHz |
| Gain | 6 ± 1 dBi |
| SWR | ≤ 2,0 |
| Polarization | Vertical |
| Horizontal Beamwidth | 360º (Omnidirectional) |
| Vertical Beamwidth | 17 ± 3º (focusing along the horizon) |
| Input impedance | 50 Ohm |
| Maximum power | 70 W (peak up to 100 W) |
| Connector type | N-Male (Plug) |
Areas of tactical application
Thanks to the reinforced design and the ability to withstand power up to 70 W, this antenna is a universal tool for performing combat missions.
1. Trench and vehicle electronic warfare systems
Creation of a "protective dome" to suppress enemy drone control signals in the 800+ MHz range. High gain allows "jamming" enemy signals at a significantly greater distance, ensuring the safety of personnel and equipment.
2. Tactical communication nodes
Ensuring stable radio communication at the tactical level. The collinear structure is ideal for repeaters, as it maximizes the horizontal signal transmission range.
3. Protection of stationary objects
Mounting on masts for all-round protection of command posts, ammunition depots and artillery positions from kamikaze attacks.
Expert advice: When installing on a vehicle, it is recommended to use the metal surface of the roof as a "mast" (counterweight). This will bring the SWR closer to ideal values and ensure the most efficient radiation.
Advantages of the N-Male Connector
Using the N-type standard ensures a reliable, sealed connection that is resistant to vibration and extreme weather conditions. This minimizes signal attenuation at the cable-to-antenna junction, which is especially important when working with high-power amplifiers.
Conclusion: Maximize the efficiency of your system
Collinear antenna 830-890 MHz (6 dBi) is a reliable component that will not let you down at a critical moment.It ensures reliable signal amplification exactly where it is needed to neutralize threats or maintain reliable communications.
Tactical FAQ: Six Questions About the 868 MHz Collinear Antenna
Why is the 830-890 MHz range considered "surgical precision"?
This antenna is most effective in the 868 MHz region — the main frequency of the ExpressLRS (ELRS) protocol. It does not disperse the module's power, but concentrates all the electronic warfare energy exactly where the FPV kamikaze control signal is going.
What does 5 dBi gain provide for the shape of the protective "dome"?
5 dBi — This is the "golden mean". The antenna compresses the radio emission into the shape of a flat donut. It hits further along the horizon than a conventional antenna, but maintains dense coverage at the top so that the drone does not slip through the "blind zone" when diving.
What is the advantage of a collinear design over a conventional dipole?
A collinear antenna works like a studio softbox in photography: with the same source power, interference is directed much more effectively at the target, which increases the suppression range without unnecessary energy expenditure.
Impact on Starlink, laptop, and mobile communications?
Electronic warfare in this range is safe for Starlink and Wi-Fi. You can study notes or play Bannerlord under the protection of the dome. However, mobile internet and GSM-900 communication near the antenna may be unstable.
Correct installation on the car roof?
The antenna must be positioned strictly in the geometric center of the roof. The metal surface of the car serves as a reflector (ground plane). Shifting the antenna to the edge distorts the protective zone, leaving gaps for attack by a drone.
The main danger during operation?
Frequency mismatch. If you connect this antenna to a module of a different range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings before turning on.
Six Questions About the 868 MHz Collinear Antenna
Why is the 830-890 MHz range considered "surgical precision"?
This antenna is most effective around 868 MHz — the main frequency of the ExpressLRS (ELRS) protocol. It does not disperse the module's power, but concentrates all the electronic warfare energy exactly where the FPV kamikaze control signal is coming from.
What does 5 dBi gain give for the shape of the protective "dome"?
5 dBi is the "golden mean". The antenna compresses the radio emission into the shape of a flat donut. It hits further along the horizon than a regular antenna, but maintains dense coverage above, so that the drone does not slip through the "blind zone" when diving.
What is the advantage of a collinear design over a regular dipole?
A collinear antenna works like a studio softbox in photography: with the same source power, interference is directed much more effectively at the target, which increases the suppression range without unnecessary energy expenditure.
Impact on Starlink, laptop, and mobile communications?
Electronic warfare in this range is safe for Starlink and Wi-Fi. You will be able to study notes or play Bannerlord under the protection of the dome. However, mobile internet and GSM-900 communication near the antenna may be unstable.
Correct installation on the roof of a car?
The antenna must be positioned strictly in the geometric center of the roof. The metal surface of the car serves as a reflector (ground plane). Shifting the antenna to the edge distorts the protection zone, leaving gaps for attack by a drone.
The main danger during operation?
Frequency mismatch. If you connect this antenna to a module of a different range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings before turning on.
Six Questions About the 868 MHz Collinear Antenna
Why is the 830-890 MHz range considered "surgical precision"?
This antenna is most effective around 868 MHz — the main frequency of the ExpressLRS (ELRS) protocol. It does not disperse the module's power, but concentrates all the electronic warfare energy exactly where the FPV kamikaze control signal is coming from.
What does 5 dBi gain give for the shape of the protective "dome"?
5 dBi is the "golden mean". The antenna compresses the radio emission into the shape of a flat donut. It hits further along the horizon than a regular antenna, but maintains dense coverage above, so that the drone does not slip through the "blind zone" when diving.
What is the advantage of a collinear design over a regular dipole?
A collinear antenna works like a studio softbox in photography: with the same source power, interference is directed much more effectively at the target, which increases the suppression range without unnecessary energy expenditure.
Impact on Starlink, laptop, and mobile communications?
Electronic warfare in this range is safe for Starlink and Wi-Fi. You will be able to study notes or play Bannerlord under the protection of the dome. However, mobile internet and GSM-900 communication near the antenna may be unstable.
Correct installation on the roof of a car?
The antenna must be positioned strictly in the geometric center of the roof. The metal surface of the car serves as a reflector (ground plane). Shifting the antenna to the edge distorts the protection zone, leaving gaps for attack by a drone.
The main danger during operation?
Frequency mismatch. If you connect this antenna to a module of a different range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings before turning on.
What does 5 dBi provide for the shape of the protective "dome"?
5 dBi is the "golden mean." The antenna compresses the radio emission into the shape of a flat donut. It hits further along the horizon than a conventional antenna, but maintains dense coverage at the top so that the drone does not slip through the "blind zone" when diving.
What is the advantage of a collinear design over a conventional dipole?
A collinear antenna works like a studio softbox in photography: with the same source power, the interference is directed much more effectively at the target, which increases the suppression range without wasting energy.
What is the impact on Starlink, laptop, and mobile communications?
Electronic warfare in this range is safe for Starlink and Wi-Fi. You can study notes or play Bannerlord under the protection of the dome. However, mobile internet and GSM-900 communication near the antenna may be unstable.
Correct installation on the roof of a car?
The antenna must be positioned strictly in the geometric center of the roof. The metal surface of the car serves as a reflector (ground plane). Shifting the antenna to the edge distorts the protection zone, leaving gaps for attack by a drone.
The main danger during operation?
Frequency mismatch. If you connect this antenna to a module of a different range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings before turning on.
What does 5 dBi provide for the shape of the protective "dome"?
5 dBi is the "golden mean." The antenna compresses the radio emission into the shape of a flat donut. It hits further along the horizon than a conventional antenna, but maintains dense coverage at the top so that the drone does not slip through the "blind zone" when diving.
What is the advantage of a collinear design over a conventional dipole?
A collinear antenna works like a studio softbox in photography: with the same source power, the interference is directed much more effectively at the target, which increases the suppression range without wasting energy.
What is the impact on Starlink, laptop, and mobile communications?
Electronic warfare in this range is safe for Starlink and Wi-Fi. You can study notes or play Bannerlord under the protection of the dome. However, mobile internet and GSM-900 communication near the antenna may be unstable.
Correct installation on the roof of a car?
The antenna must be positioned strictly in the geometric center of the roof. The metal surface of the car serves as a reflector (ground plane). Shifting the antenna to the edge distorts the protection zone, leaving gaps for attack by a drone.
The main danger during operation?
Frequency mismatch. If you connect this antenna to a module of a different range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings before turning on.
laptop and mobile communications?
Electronic warfare in this range is safe for Starlink and Wi-Fi. You will be able to study notes or play Bannerlord under the protection of the dome. However, mobile internet and GSM-900 communications may be unstable near the antenna.
Correct installation on the roof of a car?
The antenna must be positioned strictly in the geometric center of the roof. The metal surface of the car serves as a reflector (ground plane). Shifting the antenna to the edge distorts the protection zone, leaving gaps for attack by a drone.
The main danger during operation?
Frequency mismatch. If you connect this antenna to a module of a different range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings before turning it on.
laptop and mobile communications?
Electronic warfare in this range is safe for Starlink and Wi-Fi. You will be able to study notes or play Bannerlord under the protection of the dome. However, mobile internet and GSM-900 communications may be unstable near the antenna.
Correct installation on the roof of a car?
The antenna must be positioned strictly in the geometric center of the roof. The metal surface of the car serves as a reflector (ground plane). Shifting the antenna to the edge distorts the protection zone, leaving gaps for attack by a drone.
The main danger during operation?
Frequency mismatch. If you connect this antenna to a module of a different range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings before turning it on.