High-Performance UAV and Anti-Drone Communication Links

Antenna Experts offers a comprehensive portfolio of state-of-the-art antennas designed for long-range UAV control centers, airborne platforms, and unmanned ground vehicles. These systems are engineered to extend flight range and ensure consistent RF link performance, surpassing the capabilities of traditional airborne hardware. By utilizing wideband technology, these antennas minimize the necessary apertures on an airframe, effectively reducing aerodynamic drag and streamlining logistics costs. From ruggedized dipoles for robots to fiberglass collinears for ground vehicles, these solutions provide the reliable, omni-directional coverage essential for complex intelligence and communication missions.

Advanced Polarization and Tracking Capabilities

For specialized ground-to-air applications, directional helical antennas are available in both Right Hand Circular Polarization (RHCP) and Left Hand Circular Polarization (LHCP). These circular polarized systems are particularly effective for frequency hopping and spread spectrum telemetry, such as those operating in the 915–928 MHz range. To maintain precise signal alignment with unmanned aircraft, the UAH series directional antennas include a manual two-axis steering system, allowing for accurate tracking across both azimuth and elevation planes. This ensures a high-gain, stable telemetry link between the UAV and the control station at all times.

Tactical Deployment and Versatile Integration

Designed for durability and rapid integration, these antennas support various mounting options, including standard flange arrangements, roof-top holes, or bespoke mounting hardware tailored to specific customer requirements. For tactical operations requiring quick deployment, compact multi-sector antenna arrays provide an intermediate range solution that balances performance with portability. Every antenna is built to withstand harsh environments while maintaining the strict technical specifications required for seamless tracking and communication in modern unmanned systems.

Versatile Application with Broad Band Coverage Capability

Antenna Experts manufactures complete products portfolio of long range UAV anti drone ground control station antenna, unmanned aerial vehicles antennas UAV Antenna for UAV Control Center, UAV Antenna Remote Airborne Platform, UAV Antenna for Unmanned Ground Vehicles and UAV Antenna for Robots applications. The UAV anti drone antennas that are used on unmanned vehicles are, in general, rugged, dipole or fiberglass collinear antennas with omni-directional coverage. Smaller and lighter weight Unmanned Aerial Vehicles (UAVs antenna) are increasingly being used for more complex communications and intelligence applications. Directional UAV helical antennas have been developed for special ground to air right hand circular (RCP)or left hand circular (LCP) polarization applications.

Aerodynamic Design & Lower Logistics Costs

These state-of-the-art UAV antennas enable increased flight range and consistent radio frequency link performance over traditional airborne antennas. Additionally, the wide band UAV antennas reduce the number of required apertures in an airframe, further reducing aerodynamic drag and logistics costs. Standard flange mounting arrangements or roof-top hole are available for these UAV anti drone antennas, however special mounting arrangements can be designed with these UAV antenna as per customer request. Our UAV anti drone circular polarized helical antennas are durable and robust, every effort is made to ensure the uav antenna meets the required specification to provide consistent signal coverage between the UAV Vehicles and UAV Control Station / Center.

Azimuth & Elevation Tracking Mechanism

Our UAH series directional UAV helical antennas are supplied with two-axis steering system (tracking mechanism to rotate the UAVs antennas manually in azimuth and elevation plane). A less complex but compact multi-sector UAV antenna array provides intermediate range coverage for communicating with a UAV. This type of arrangement can be used for quick deployment, tactical applications.

Sl.#	Antenna Model #	Frequency (MHz)	Antenna Gain	Antenna VSWR	Antenna Impedance	Radiation Pattern	Elevation Beamwidth	Antenna Polarization	Overall Length	Antenna Termination
1.	UAV-315	310-320	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	720 mm	N-Female
2.	UAV-420	410-430	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	540 mm	N-Female
3.	UAV-925	870-960	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	250 mm	N-Female
4.	UAV-925-5	870-960	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	500 mm	N-Female
5.	UAH-925	870-960	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	700 mm	N-Female
6.	UAV-915	900-930	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	250 mm	N-Female
7.	UAV-915-5	900-930	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	500 mm	N-Female
8.	UAH-915	900-930	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	600 mm	N-Female
9.	UAV-1270	1220-1320	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	190 mm	N-Female
10.	UAV-1270-5	1220-1320	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	390 mm	N-Female
11.	UAH-1270	1220-1320	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	550 mm	N-Female
12.	UAV-1290	1240-1340	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	180 mm	N-Female
13.	UAV-1290-5	1240-1340	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	380 mm	N-Female
14.	UAV-1310	1240-1380	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	180 mm	N-Female
15.	UAV-1310-5	1240-1380	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	380 mm	N-Female
16.	UAH-1310	1240-1380	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	550 mm	N-Female
17.	UAV-1350	1290-1410	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	170 mm	N-Female
18.	UAV-1350-5	1290-1410	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	340 mm	N-Female
19.	UAH-1350	1290-1410	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	550 mm	N-Female
20.	UAV-1400	1350-1450	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	165 mm	N-Female
21.	UAV-1400-5	1350-1450	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	340 mm	N-Female
22.	UAH-1400	1350-1450	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	550 mm	N-Female
23.	UAV-1470	1420-1520	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	165 mm	N-Female
24.	UAV-1470-5	1420-1520	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	340 mm	N-Female
25.	UAH-1470	1420-1520	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	500 mm	N-Female
26.	UAV-1550	1500-1600	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	160 mm	N-Female
27.	UAV-1550-5	1500-1600	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	330 mm	N-Female
28.	UAH-1550	1500-1600	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	450 mm	N-Female
29.	UAV-1800	1700-1900	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	140 mm	N-Female
30.	UAV-1800-5	1700-1900	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	290 mm	N-Female
31.	UAH-1800	1700-1900	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	400 mm	N-Female
32.	UAV-2100	2000-2200	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	130 mm	N-Female
33.	UAV-2100-5	2000-2200	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	270 mm	N-Female
34.	UAH-2100	2000=2200	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	350 mm	N-Female
35.	UAV-2200	2100-2300	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	130 mm	N-Female
36.	UAV-2200-5	2100-2300	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	270 mm	N-Female
37.	UAH-2200	2100-2300	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	350 mm	N-Female
38.	UAV-2300	2200-2400	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	130 mm	N-Female
39.	UAV-2300-5	2200-2400	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	270 mm	N-Female
40.	UAH-2300	2100-2300	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	300 mm	N-Female
41.	UAV-2450	2350-2550	2.5 dBi	1:1.5	50 Ohms	Omni	80 Degrees	Vertical	125 mm	N-Female
42.	UAV-2450-5	2350-2550	5 dBi	1:1.5	50 Ohms	Omni	40 Degrees	Vertical	260 mm	N-Female
43.	UAH-2450	2350-2550	12 dBic	1:1.5	50 Ohms	Directional	50 Degrees	RHCP or LHCP	300 mm	N-Female
44.	UAV-3330	3110-3550	3 dBi	1:1.5	50 Ohms	Omni	70 Degrees	Vertical	140 mm	N-Female
45.	UAV-3330-6	3110-3550	6 dBi	1:1.5	50 Ohms	Omni	35 Degrees	Vertical	300 mm	N-Female
46.	UAH-3350	3100-3600	12 dBic	1:1.5	50 Ohms	Directional	45 Degrees	RHCP or LHCP	250 mm	N-Female
47.	UAV-3500-6	3400-3600	6 dBi	1:1.5	50 Ohms	Omni	35 Degrees	Vertical	300 mm	N-Female
48.	UAV-3500-6	3400-3600	6 dBi	1:1.5	50 Ohms	Omni	35 Degrees	Vertical	280 mm	N-Female
49.	UAV-3700-6	3600-3800	6 dBi	1:1.5	50 Ohms	Omni	35 Degrees	Vertical	270 mm	N-Female
50.	UAV-3900-6	3800-4000	6 dBi	1:1.5	50 Ohms	Omni	35 Degrees	Vertical	260 mm	N-Female
51.	UAH-3800	3600-4000	12 dBic	1:1.5	50 Ohms	Directional	45 Degrees	RHCP or LHCP	220 mm	N-Female
52.	UAH-5400	4900-5900	16 dBic	1:2.0	50 Ohms	Directional	40 Degrees	RHCP or LHCP	300 mm	N-Female

Quadrifilar Helix Antenna (Horizontal Polarized Omni Antenna) Circular – RHCP or LHCP for Drones, UAV’s, UGV’s and Robotics Applications

Sl.#	Antenna Model #	Frequency (MHz)	Antenna Gain	Antenna VSWR	Antenna Impedance	Radiation Pattern	Elevation Beamwidth	Antenna Polarization	Overall Length	Antenna Termination
1.	QHA-0810	800-1000	2 dBi	1:2	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	250 mm	N-Female
2.	QHA-1011	1000-1100	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	200 mm	N-Female
3.	QHA-1113	1100-1300	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	180 mm	N-Female
4.	QHA-1216	1200-1600	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	160 mm	N-Female
5.	QHA-1117	1100-1700	2 dBi	1:2	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	150 mm	N-Female
6.	QHA-1417	1400-1700	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	150 mm	N-Female
7.	QHA-1516	1500-1600	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	150 mm	N-Female
8.	QHA-1720	1700-2000	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	140 mm	N-Female
9.	QHA-2025	2000-2500	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	140 mm	N-Female
10.	QHA-2327	2300-2700	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	140 mm	N-Female
11.	QHA-2530	2500-3000	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	140 mm	N-Female
12.	QHA-3035	3000-3500	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	130mm	N-Female
13.	QHA-3337	3300-3700	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	130mm	N-Female
14.	QHA-3540	3500-4000	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	130mm	N-Female
15.	QHA-4045	4000-4500	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	125mm	N-Female
16.	QHA-4450	4400-5000	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	125mm	N-Female
17.	QHA-4854	4800-5400	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	120mm	N-Female
18.	QHA-5458	5400-5800	2 dBi	1:1.5	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	120mm	N-Female
19.	QHA-4460	4400-6000	2 dBi	1:2	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	110mm	N-Female
20.	QHA-5060	5000-6000	2 dBi	1:2	50 Ohms	H-Omni	90 Degrees	RHCP or LHCP	110mm	N-Female

Advanced Quadrifilar Helix Antenna Design and Signal Integrity

The QHA Series utilizes specialized Circular Polarization Antenna Technology, available in both Right Hand Circular (RHCP) and Left Hand Circular (LHCP) configurations. This design is engineered to deliver superior penetration through physical obstructions and significantly minimize the impact of multipath interference. By employing a Teflon Dielectric Transmission Line technique, these antennas maintain a low VSWR and consistent gain across broad frequency bands. This high-efficiency architecture allows a single antenna to manage complex tasks—including GPS L1, L2, and L5 communications—without the need for multiple separate apertures.

Ruggedized Construction for Extreme Environments

Built to meet MIL-STD-810G standards, these military-grade antennas are housed in a UV-resistant ABS radome that offers excellent RF transparency and structural integrity. The rugged, all-weather design is specifically shaped as a cylindrical shell to reduce wind loading and prevent ice formation, ensuring reliable operation in severe climates. The internal components are crafted from high-grade copper alloy, and the entire system is factory-tuned to eliminate the need for any field adjustments, making it a "plug-and-play" solution for demanding field conditions.

Versatile Mission and Satellite Capabilities

The QHA Series is highly optimized for a wide array of specialized applications, ranging from Earth Observation and Space Science Missions to GLONASS and telemetry systems. Its broadband omni-directional coverage makes it an ideal choice for Ground-to-Air communications, drone jamming, and signal monitoring. Because the antenna provides a hemispherical radiation pattern with high circular purity, it is particularly effective for weather satellite communication and mobile robotics where the orientation of the platform may shift dynamically during operation.

Flexible Mounting and Integration

To support diverse deployment scenarios, these antennas offer an extensive range of mounting hardware options. Whether the mission requires a standard NATO 4-hole military vehicular mount, a civilian roof-top configuration, a fixed mast for base stations, or a lightweight setup for man-pack applications, the QHA Series is designed for seamless integration. For maximum longevity, the RF termination is located at the bottom of the mounting flange, ensuring the connection remains completely protected from moisture and environmental exposure.

Single Antenna Covering all GPS Satellite Bands 1100-1700MHz

QHA Series Quadrifilar Helix UAV Antennas are highly suitable for weather satellite communication, telemetry application, Earth Observation Missions, Space Science Missions, Global Navigation Satellite System GLONASS , L band GPS application including GPS L1 UAV Antenna, GPS L2 UAV antenna & GPS L5 band UAV antenna without having the requirement of multiple antennas. UAV RHCP omni antenna or UAV LHCP omni antenna termination fitted at bottom of mounting flange for complete weather protection.

High Power Handling Capability

The special “Teflon Dielectric Transmission Line” technique is used to handle high power handling capacity allowing smooth VSWR and good gain over the specified frequency band of UAV antenna. The UV resistant ABS enclosure has excellent transparency for RF signals and enough strength to withstand specified wind loads of these antennas The stainless steel mounting hardware is supplied with the UAV antenna. Cylindrical shell/enclosure is used for low wind loading and for minimal effect of ice formation on the antenna operation as well as providing an aesthetically pleasing appearance.

MIL-STD & EU Compliance

These QHA low-profile UAV antennas use Circular Polarization Antenna Technology - which delivers better penetration through obstruction and interference to minimize the effects of multipath interference. These military grade UAV antenna provides superior performance as compare to significantly larger and more expensive products and designed as per MIL-STD-810G.