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May 2025

Why Military Prefers Quad Ridged Horns-4 Key Facts

Military prefers quad ridged horns for their wide bandwidth (1–40 GHz), high gain (>20 dBi), and excellent polarization purity. These antennas support electronic warfare, signal intelligence, and radar systems. Their rugged design ensures reliable performance in harsh environments, making them ideal for both field and airborne operations. Withstanding Extreme Temperatures At 3 AM, the Houston […]

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3 Material Secrets Behind Durable Antenna Blades

Durable antenna blades often use fiberglass for strength and flexibility, with a tensile strength up to 3000 MPa. Incorporating UV-resistant polymers enhances weather durability, reducing degradation by 50%. Utilizing conductive epoxy improves electrical connections, ensuring reliable performance even in harsh environments with temperatures ranging from -40°C to +80°C. Fiberglass Resists Salt Fog Corrosion At 3

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Sectoral Antenna Maintenance | 7 Base Station Fixes

Maintenance of satellite parabolic antenna includes special inspection of WR-15 flange sealing surface (aluminum chips > 50μm will create VSWR > 2.1), substitution of the polytetrafluoroethylene support ring with a torque wrench of 35N·m (the dielectric constant must be maintained at 2.1±0.05), and helium leak detection according to MIL-STD-188-164A standard (threshold 5×10⁻⁸ atm·cc/sec). After level

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Waveguide-Horn-Antennas

What is the difference between horn antenna and parabolic antenna

Horns give 22dBi gain at 12GHz with ±15cm installation tolerance, while parabolic dishes are capable of 38dBi gain but require surface accuracy <λ/16. Parabolics demand ≥2D²/λ far-field test distance, while horns have ±3λ axial deviation tolerances. Phase drift: 0.15°C (horn) compared to 0.03°C (parabolic with CFRP). Principle Comparison Last year when we were debugging AsiaSat

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3 Emerging Uses of Sinusoidal Antennas in IoT

Sinusoidal antennas are emerging in IoT for their compact size, high efficiency, and multi-band capabilities. They enable reliable communication in wearable devices, smart sensors, and asset tracking systems. With operating frequencies up to 60 GHz and a 25% improvement in signal clarity, these antennas enhance connectivity and power efficiency in dense IoT networks. Farmland Soil

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3 Cost Saving Features of Open Waveguide Antennas

Open waveguide antennas offer cost-saving features such as reduced material expenses, simplified manufacturing processes, and lower maintenance costs. Their design eliminates the need for complex enclosures, cutting production costs by up to 30%. Additionally, their durability in harsh environments reduces replacement frequency, saving up to 20% in long-term operational expenses. Material Costs Halved Last year,

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How Dual Polarized Horn Antennas Enhance Satellite Comms

Dual-polarized horn antennas enhance satellite communications by supporting simultaneous transmission and reception of signals in two orthogonal polarizations, improving spectral efficiency by up to 30%. They reduce interference and improve signal clarity, especially in high-density communication environments. Their design allows for broader bandwidth and better gain stability, making them ideal for modern satellite systems requiring

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How Spiral Antennas Reduce EMI 3 Critical Factors

Spiral antennas reduce EMI through three factors: broadband operation (1–18 GHz range), circular polarization (reducing cross-talk by 40%), and low radiation resistance. Their self-complementary design minimizes impedance variation, enhancing signal integrity. Proper grounding and shielding further improve EMI suppression in high-noise environments. Spiral Structure Stabilization Last year, the Ku-band transponder of AsiaSat 6D suddenly malfunctioned,

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5 Metrics to Test Circularly Polarized Antenna Efficiency

Circularly polarized antenna efficiency is tested using axial ratio (ideally below 1.5 dB), voltage standing wave ratio (VSWR < 2:1), gain (typically 5–10 dBi), radiation efficiency (targeting over 80%), and polarization isolation (cross-polar discrimination above 15 dB), all measured through anechoic chamber testing and vector network analyzer calibration to ensure accurate performance evaluation. How to

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