Antenna Products

With our Scientific Atlanta legacy, NSI-MI were the pioneers of innovative antenna development for precision antenna test and measurement applications. Our antennas are designed and manufactured in our factory by our experienced staff of antenna design engineers whom are the best in the industry. Below indicates the frequency range of each of our antenna products. 

1–18 GHz 0.37–50 GHz 1.70–40.0 GHz 0.10–1.0 GHz 0.10–1.0 GHz 0.35–70 GHz 0.32–170 GHz 0.75–110 GHz 1.12–60 GHz 1.10–40 GHz 0.5–18 GHz 0.3–50 GHz 0.49–110 GHz 0 GHz 200 GHz 1 GHz 10 GHz 100 GHz Broadband Horn Antennas Broadband Ridged Probe Log-Periodic Antennas Dual Polarized Log-Periodic Antennas Standard Gain Horn Assemblies Standard Gain Horns Linear Polarized Feeds Dual Polarized Feeds Waveguide Probes Dual Polarized Probes Quad Ridged Feeds Quad Ridged Horn Antenna Focused and Aligned Parabolic Reflectors and Waveguide Feeds
Broadband-Horn-Antenna

Broadband Horn Antennas

Suitable for a wide variety of applications that require stable antenna performance over extremely broad frequency...
Broadband Ridged Probes

Broadband Ridged Probes

NSI-MI offers ANT-BRP antennas for use as spherical near-field measurement probes and far-field range illuminators.
Focused-and-Aligned-Parabolic-Reflectors-and-Waveguide-Feed

Focused and Aligned Parabolic Reflectors and Waveguide Feeds
Log-Periodic Antennas

Log-Periodic Antennas

The ANT-LPA family of Log-Periodic Antennas are dipole arrays designed to have nearly constant gain and input impedance over a broad frequency range.
Dual Polarized Log-Periodic Antenna

Dual Polarized Log-Periodic Antennas

This antenna combines broadband coverage with the versatility of dual polarization.
Standard Gain Horn

Standard Gain Horn Assemblies

Standard Gain Horn Assemblies are available to cover the frequency range from 0.35 to 75 GHz.
Standard Gain Horn

Standard Gain Horns

Standard Gain Horns are used in antenna test range applications, and have been designed to deliver accurate and reliable antenna gain measurements.
Linear Polarized Feeds

Linear Polarized Feeds

The ANT-LPF Linear Polarized Feeds offer a complete line of linearly-polarized high performance feeds covering frequencies from 0.75 to 110 GHz.
Dual Polarized Feeds

Dual Polarized Feeds

The ANT-DPF feeds combine a high performance broadband orthomode transducer with precision circular waveguide feeding a circularly symmetric waveguide aperture.
Waveguide Probe

Waveguide Probes

NSI-MI Technologies’ open-ended waveguide probes are ideally suited for near-field measurements. These probes are used to sample the radiated electromagnetic field of an antenna under test while minimally perturbing the incident field.
Dual Polarized Probe

Dual Polarized Probes

NSI-MI Technologies offers a line of dual-linearly polarized high-performance probes covering 1.1–40.0 GHz.
Quad Ridged Feed

Quad Ridged Feeds

ANT-QRFs are used in antenna test range applications, and have been designed to deliver a wideband frequency response.
Quad Ridged Horn Antenna

Quad Ridged Horn Antennas

ANT-QRHs are versatile antennas that can be used for spherical near-field (SNF) testing and far-field range illumination.