TH0911-2412-5814-NF-6 Helical Antenna
The TH0911-2412-5814-NF-6 Helical Antenna offers tri-band operation across three frequency bands: 760–1000 MHz, 2.4–2.5 GHz, and 5.7–5.85 GHz.
Description
The TH0911-2412-5814-NF-6 Helical Antenna is designed for simultaneous operation across three frequency bands: 760–1000 MHz, 2.4–2.5 GHz, and 5.7–5.85 GHz.
It features an integrated 6-inch ground plane, which enhances radiation efficiency and stability. This makes the antenna ideal for applications such as counter-UAS (C-UAS), military defense, surveillance, industrial automation, and advanced wireless communication systems.
Its circularly polarized helical design improves signal penetration and stability while minimizing multipath interference in complex RF environments, including urban landscapes, tunnels, and high-reflection industrial settings. The TH0911-2412-5814-NF-6 supports real-time data transfer, Industrial Internet of Things (IIoT) networks, mesh networking, and tactical wireless systems, ensuring reliable performance in mission-critical applications.
Built for durability and long-term deployment, this antenna can withstand harsh environmental conditions, making it a trusted solution for defense, industrial, and wireless communication networks that require uninterrupted, secure connectivity.
| General Specifications | |
|---|---|
| Model Name | TH0911-2412-5814-NF-6 |
| Part Number | 99290501 |
| Antenna Type | Helical Antenna |
| Radiation Pattern | Directional |
| Enclosure | Polycarbonate Radome |
| Colour | Black, Matte finish (RAL 9005) |
| Compliances | RoHS, REACH |
| Markets | Tactical C-UAS systems, Industrial & Mining IoT |
| Electrical Specifications | |
| Frequency (MHz) | 760-1000, 2400-2500, 5700-5850 |
| Frequency Band | ISM |
| Gain - (dBic) | 11 @ 900 MHz, 12 @ 2400 MHz, 14 @ 5800 MHz |
| Polarization | 900-LHCP, 2400-RHCP, 5800-LHCP |
| VSWR (Max) | 2:1 |
| Impedance (Ω) | 50 |
| Max Input Power (W) | 100 @ 900 MHz, 100 2400 MHz, 50 @ 5800 MHz |
| Front/Back Ratio - Min. (dB) | 20 |
| Isolation - Min. (dB) | 15 |
| HPBW (°) | 50 @ 900 MHZ, 30 @ 2400 MHz, 12 @ 5800 MHz |
| Mechanical Specifications | |
| Length - in (mm) | 16.1 (409) |
| Weight - lbs (kg) | 3.3 (1.5) |
| Radome Diameter - in (mm) | 5 (127) |
| Ground Plane Diameter - in (mm) | 6 (152) |
| Connector Type | N-Type (Female) |
| Number of Connectors | 3 |
| Environmental & Structural Specifications | |
| Operating Temperature - °F (°C) | -40 to 158 (-40 to 70) |
| Mounting Specifications | |
| Mount Type | Mast or Panel (4 x 10-32 Studs) or Universal Bracket |
| Mast OD - in (mm) | 1.25-1.5 (32-38) |
Model Variants
- TH0911-2412-5814-NF Helical Antenna – 12" Ground Plane
