Wide Band Horn Antenna

AH-118

700 MHz to 18 GHz

AH-118 horn antenna covers 700 MHz–18 GHz for EMC/EMI testing use

Wide Band Horn Antenna

AH-118 is a double Ridge Guide broadband horn antenna designed to operate within the frequency range of 700 MHz to 18 GHz.

  • Wide frequency range, operating from 700 MHz to 18 GHz, with excellent efficiency between 1 GHz and 18 GHz.

  • Designed for broadband transmit and receive applications in EMI and EMC testing environments.

  • Ideal for regulatory compliance testing such as FCC, CE, MIL-STD-461, RTCA DO-160, and FDA standards.

  • Capable of handling high input power levels up to 300 Watts for radiated immunity applications.

  • Individually calibrated per ANSI C63.5 or SAE ARP958 with NIST traceability for reliable results.

  • Optional ISO 17025 accredited calibration available upon request for enhanced measurement confidence.

  • Built with rugged heavy-gauge aluminum and corrosion-resistant coating for long-term indoor or outdoor use.

  • Features a 1/4-inch x 20 threaded mounting hole for secure installation on tripods or test fixtures.

  • Supports a wide range of testing, including EIRP/ERP measurements, site surveys, and shielding effectiveness.

  • Equipped with a high-quality N-type coaxial connector for stable and low-loss RF signal performance.

Frequently bought together

700 MHz to 18 GHz Horn Antenna Features:

  • Broadband - For sweep measurements
  • High Gain - Lower Floor Noise for Emissions
  • Three Year Warranty
  • Individual Calibration

Antenna Specifications: 

  • Frequency Range: 700 MHz - 18 GHz
  • Power: 300 Watts continuous
  • VSWR: 2.0 : 1
  • Polarization: Linear
  • Impedance: 50 Ω
  • Connector type: N type (f)
  • Weight: 4 lb. max.
  • Size: 7.8” X 9.5” X 5.6” / 19.8 x 24.1 x 14.2 cm

Antenna Factors Antenna VSWR AH-118 Typical Field Strength with 300W input power AH-118 -3 db (half-power) Beamwidth AH-118 Return Loss AH-118 typical forward power levels

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