QFH Antenna
The QFH Antenna QFH-137 is designed for 137 MHz RHCP signal reception, making it ideal for satellite and weather satellite monitoring. Its Quadrifilar Helix design provides circular polarization for stable signal reception and reduced signal fading. Built for reliable performance, it ensures clear satellite communication and consistent reception for monitoring applications.
₹10,620
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QFH (Quadrifilar Helix) antenna is a high-performance circularly polarized antenna designed for satellite and weather signal reception. It delivers excellent omnidirectional coverage, low signal loss, and strong noise rejection.
Electrical Specification
| Specification | Details |
|---|---|
| Frequency Range | 137 MHz |
| Gain | 5 dBi |
| Bandwidth | 5 MHz |
| Polarization | Circular RHCP/LHCP (Fixed) |
| Input Impedance | 50 Ohms |
| Coverage | Omni / Hemispherical |
| Beam-width | 170° |
| VSWR | ≤ 1.5 : 1 |
| RF Power Handling Capacity | 100 Watts |
| Input Connector | N-Female |
Mechanical Specification
| Specification | Details |
|---|---|
| Mounting Hardware | Stainless Steel |
| Gross Weight (Approx.) | 4.5 Kg |
| Overall Length (Approx.) | 100 cm |
| Wind Rating | 150 Km/Hr |
| Radiating Material | Aluminium |
| Body Material | Fiberglass |
| Radome | No-Radome |
| Maximum Mounting Pipe Diameter | 50 mm |
Environmental Specification
| Specification | Details |
|---|---|
| Operating Temperature | -30°C to +70°C |
| Storage Temperature | -40°C to +80°C |
| Humidity | 0 to 95% RH |
Data Sheet
Test Report
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