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Collinear antenna 890-930 MHz (6 dBi): Professional amplification for electronic warfare and communications
In today's electronic warfare environment, control over the 900 MHz frequency range is a strategically important task. Collinear antenna 890-930 MHz with 6 dBi gain is high-precision equipment designed to stabilize the operation of electronic warfare systems and tactical communications nodes. Due to its narrow specialization and high efficiency, this antenna provides maximum effectiveness in suppressing enemy control and telemetry channels.
Key advantages of the collinear design 890-930 MHz
The 890-930 MHz band is a "workhorse" for many UAV control systems (in particular, the ELRS and Crossfire protocols on the corresponding frequencies). Using a collinear antenna instead of standard solutions offers a number of significant advantages:
- Focus on the horizon: A narrow vertical radiation pattern (17°) concentrates all transmitter power parallel to the ground. You don't waste energy "up in the sky," but direct it directly against ground or low-flying targets.
- Omnidirectional coverage (360°): The antenna creates a uniform radio field around the object, which eliminates the appearance of "dead zones" through which an enemy drone could bypass the defense system.
- High power: The ability to withstand a load of up to 70 W allows the antenna to be used with the most powerful digital jamming modules (VCO).
Technical and tactical characteristics (TTX)
The antenna parameters are optimized for professional use, providing a stable SWR indicator across the entire operating spectrum.
| Parameter | Characteristic value |
|---|---|
| Operating frequency range | 890 - 930 MHz |
| Gain | 6 ±1 dBi |
| SWR | ≤ 2,0 |
| Polarization | Vertical |
| Horizontal Beamwidth | 360º (Omnidirectional) |
| Vertical Beamwidth | 17 ± 3º (concentration along the horizon) |
| Input impedance | 50 Ohm |
| Maximum power | 70 watts (peak) |
| Connector type | N-Male (Plug) |
Combat applications:
- Kupol electronic warfare systems: Creation of a protective zone for pickup trucks and armored vehicles from attack FPV drones operating in the 900 MHz range.
- Tactical repeaters: Increase stable communication range between units due to high horizontal gain.
- Trench protection: Use on masts to suppress telemetry channels of enemy reconnaissance UAVs.
Expert advice: When mounting the antenna on vehicles, use the metal surface of the roof as a natural screen ("ground"). This will reduce the level of reflected waves and maximize the efficiency of your equipment.
Reliability of connector and design
Using the N-Male standard connector ensures a reliable, sealed connection that is resistant to vibrations typical of off-road operation. The antenna's vertical polarization fully complies with modern military communications standards and most data transmission protocols.
Conclusion: A Powerful Tool for Electronic Superiority
The 890-930 MHz (6 dBi) Collinear Antenna is the choice for those who don't compromise on security. Its high gain, stable performance, and ability to operate at high power make it a must-have component of modern electronic warfare systems.
Tactical FAQ:Six Questions About the Collinear Antenna (900 MHz "Scale")
Why is the 890-930 MHz band considered the "heart" of the 900 band?
This is the most critical part of the airwaves. This is where the TBS Crossfire (915 MHz) protocols and the upper limit of ELRS operate. The antenna provides maximum suppression efficiency for drones at long ranges. This is your primary defense against "professional" kamikazes.
What does 5 dBi gain provide for the shape of the protective dome?
5 dBi is the perfect balance. The antenna compresses the signal into a "fat donut" shape. It hits significantly further along the horizon than a regular antenna, but maintains dense coverage at the top to prevent the miss of a drone entering at an angle.
What is the advantage of a collinear design over a regular one?
A collinear antenna is a stack of emitters. It works like a softbox in photography: the same amount of energy, but it is directed much more precisely where it is needed, which increases the "jamming" range without unnecessary costs.
Impact on a laptop, Starlink, 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, GSM-900 mobile communication inside a car can be completely lost - take this into account when communicating with a group.
Correct installation on the roof of a car?
The antenna should be located in the center of the metal roof. It serves as a reflector (ground plane). If you transport tripods or stands on the roof, make sure that they do not block the antenna's view, otherwise a "blind spot" will occur.
The main danger when using such an antenna?
Frequency mismatch. If you connect the antenna to a module of a different range, a high SWR will occur. The energy will return to the device, and the module will burn out instantly. Always check the frequency markings on the antenna and module before turning it on.
What does 5 dBi provide for the shape of the protective dome?
5 dBi is the perfect balance. The antenna compresses the signal into a "fat donut" shape. It hits significantly further along the horizon than a regular antenna, but maintains dense coverage at the top to prevent a drone entering at an angle from missing.
What is the advantage of a collinear design over a regular one?
A collinear antenna is a stack of emitters. It works like a softbox in photography: the same amount of energy, but it is directed much more precisely where it is needed, which increases the "jamming" range. without unnecessary costs.
Impact on laptop, Starlink 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, GSM-900 mobile communication inside the car may disappear completely - take this into account when communicating with the group.
Correct installation on the roof of the car?
The antenna should be located in the center of the metal roof. It serves as a reflector (ground plane). If you transport tripods or roof racks, make sure they don't block the antenna's view, otherwise a "blind spot" will occur.
What is the main danger when using such an antenna?
Frequency mismatch. If you connect the antenna to a module of a different frequency range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings on the antenna and module before turning it on.
What does 5 dBi provide for the shape of the protective dome?
5 dBi is the perfect balance. The antenna compresses the signal into a "fat donut" shape. It hits significantly further along the horizon than a regular antenna, but maintains dense coverage at the top to prevent a drone entering at an angle from missing.
What is the advantage of a collinear design over a regular one?
A collinear antenna is a stack of emitters. It works like a softbox in photography: the same amount of energy, but it is directed much more precisely where it is needed, which increases the "jamming" range. without unnecessary costs.
Impact on laptop, Starlink 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, GSM-900 mobile communication inside the car may disappear completely - take this into account when communicating with the group.
Correct installation on the roof of the car?
The antenna should be located in the center of the metal roof. It serves as a reflector (ground plane). If you transport tripods or roof racks, make sure they don't block the antenna's view, otherwise a "blind spot" will occur.
What is the main danger when using such an antenna?
Frequency mismatch. If you connect the antenna to a module of a different frequency range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings on the antenna and module before turning it on.
Impact on a laptop, Starlink, 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, GSM-900 mobile communication inside the car may disappear completely - take this into account when communicating with the group.
Correct installation on the roof of the car?
The antenna should be located in the center of the metal roof. It serves as a reflector (ground plane). If you transport tripods or roof racks, make sure they don't block the antenna's view, otherwise a "blind spot" will occur.
What is the main danger when using such an antenna?
Frequency mismatch. If you connect the antenna to a module of a different frequency range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings on the antenna and module before turning it on.
Impact on a laptop, Starlink, 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, GSM-900 mobile communication inside the car may disappear completely - take this into account when communicating with the group.
Correct installation on the roof of the car?
The antenna should be located in the center of the metal roof. It serves as a reflector (ground plane). If you transport tripods or roof racks, make sure they don't block the antenna's view, otherwise a "blind spot" will occur.
What is the main danger when using such an antenna?
Frequency mismatch. If you connect the antenna to a module of a different frequency range, a high SWR will occur. Energy will return to the device, and the module will burn out instantly. Always check the frequency markings on the antenna and module before turning it on.