ISR SIGINT/ELINT Antenna Products

  • Low Profile
  • Ultra-wideband
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Your Source for ISR SIGINT/ELINT Antenna Products

FPA-218

Flat Panel Antenna (FPA-218)

This antenna is a vertically polarized, flat panel antenna which provides high‐level performance in a unique design that allows it to fit where no other antennas are able. Designed to minimize space while maximizing transmission or detection. Easy to install and provides exceptional coverage across an ultra‐ wide frequency range. This system is excellent for ELINT/SIGINT requirements over a broad band. The ‐2 version provides a dual output and ‐3 provides a three output system.20 MHz – 18 GHz

  • Ultra-Wideband Performance with Ultra Thin Form Factor
  • Rugged, Impact Resistant Radome
  • Download Spec Sheet
HSA-018-Spiral

12″ Square Spiral Antenna (HSA-018)

This low profile, compact spiral antenna is ideally suited for vehicular use. It provides wide bandwidth, broad beam width, and high RF efficiency. JEM’s 12” square Spiral antenna is rugged and weather resistant. Applications include SIGINT, EW, and wideband communications.

  • 100 – 8500 MHz
  • Rugged and Weather Resistant
  • Ideal for SIGINT, EW, and Wideband Communications
  • Download Spec Sheet
HSA-056-Spiral

6″ Square Spiral Antenna (HSA-056)

A low profile, compact spiral antenna ideally suited for handheld and vehicular applications. This antenna provides wide bandwidth, broad beamwidth, and high RF efficiency. This lightweight antenna is rugged and weather resistant. Applications include SIGINT, EW, and wideband communications.

  • 500 – 8500 MHz
  • Rugged and Weather Resistant
  • Ideal for SIGINT, EW, and Wideband Communications
  • Download Spec Sheet
HSA-056-Spiral

Ultra-Wideband Compact Spiral (HSA-560)

A low‐profile, compact spiral antenna ideally suited for handheld and vehicular applications. This antenna provides wide bandwidth, broad beamwidth, and high RF efficiency. This lightweight antenna is rugged and weather resistant. Applications include signal intelligence (SIGINT), Electronic Warfare (EW), and wideband communications.

  • 500 – 6000 MHz
  • Compact,Rugged and Weather Resistant
  • Ideal for SIGINT, EW, and Wideband Communications
  • Download Spec Sheet
JEM-0221 Broadband Omni Antenna

Broadband Omni Antenna (JEM-0221)

Designed for 20 MHz to 21 GHz operation, this ultra-wideband omnidirectional antenna has excellent
aperture efficiency. The antenna has +1 to _7 dBi over 98% of the band and tuned using state‐of‐the‐art pattern modeling for optimal performance. This antenna is exceptional for SIGINT, ELINT, and broad spectrum
monitoring of RF signals. Other form factors are available upon request. Available exclusively through distributor.

  • 20 – 21000 MHz
  • Excellent Aperture Efficiency
  • Ideal for SIGINT, ELINT, and Broadband Spectrum Monitoring
  • Download Spec Sheet
LPA-0618

Log Periodic Antenna (LPA-0618)

The LPA‐0618 is a 600 MHz to 18000 MHz log periodic antenna designed for cellular, PCS, LTE, 4G LTE and Wifi / WiMAX bands. Additionally, covering L/S/C/X/Ku with flat 6 dBi of gain. This handheld antenna is equipped with a high strength, low‐loss plastic molded radome and rotating pistol grip. The switchable vertical and horizontal log periodic antenna is designed for direction finding systems and ultra‐ wideband spectrum monitoring.

  • 600 – 18,000 MHz
  • With Rotating Pistol Grip
  • High Strength, Low Loss Molded Radome
  • Download Spec Sheet
MBA-0127-product

Multi-Band Array “HexBand” (MBA-0127)

Compact, low-profile, single-port antenna covering multiple bands from 400MHz to 2.2GHz. Applications include multiband communications and SIGINT. This antenna has been qualified for airborne ISR applications.

  • 410 – 500 MHz, 820 – 960 MHz
  • Suitable for Multiband Communications and SIGINT
  • Compact & Low-Profile
  • Download Spec Sheet
MBA-0145-product

Multi-Band Antenna “HexBand” (MBA-0145)

Compact, low-profile, single-port antenna covering multiple bands from 400MHz to 2.2GHz. Applications include multiband communications and SIGINT. This antenna has been qualified for airborne ISR applications.

  • 410 – 500 MHz, 820 – 960 MHz
  • Suitable for Multiband Communications and SIGINT
  • Compact & Low-Profile
  • Download Spec Sheet
MBA-0162-product

Multi-Band Array “Sentry” (MBA-0162)

Designed for SIGINT and ISR applications, this compact, low-profile, single-port antenna is the ultimate all-in-one solution. With an efficiency of over 50% for the aperture across the entire band, The Sentry has unparalleled performance. This versatile antenna can be installed in many locations on any aircraft or on other vehicles. It can be placed both on conductive and non-conductive surfaces, and can be behind a radome or other non-conductive skin.

  • 400 – 2700 MHz
  • All-in-One Solution/li>
  • Designed for SIGINT and ISR Applications
  • Download Spec Sheet
MBA-0188-product

Multi-Band UHF Array (MBA-0188)

Designed for SIGINT, Radar, and ISR applications, this compact, low-profile, single-port antenna is the ultimate all-in-one solution. With an efficiency of over 50% for the aperture across the entire band, the MBA-0188 has unparalleled performance. This versatile antenna can be installed in many locations on an aircraft or on other vehicles. It can be placed both on conductive and non-conductive surfaces, and can be behind a radome or other non-conductive skin. The output of the antenna is a dual linear polarized antenna with horizontal and vertical polarizations available to the user.

SLA-18

Slant Linear Antenna (SLA-18)

The SLA‐18 is a 45‐degree slant linear antenna designed for SIGINT applications from 1.5 to 8.5 GHz. This rugged antenna can be mount on a vehicle or mast depending on requirement. The unique design is perfect for maintaining UAV downlinks in rough environments.

  • 500 MHz – 18 GHz versions available
  • 45-degree Slant Linear Omni Directional Antenna
  • High Power Capacity
  • Download Spec Sheet
(UVW-0380 VHF/UHF Aerospace Blade Antenna

VHF/UHF Aerospace Blade Antenna (UVW-0380)

This UAV and vehicular qualified antenna is designed for ground‐to-ground,ground‐to‐air, and air‐to‐ground communications systems. This antenna is optimized for the 30 – 800 MHz applications with low drag operations. Other
applications include SIGINT, ISR, and sensor systems. *Available exclusively through distributor.

  • 30 – 800 MHz
  • Designed for Ground‐to-Ground,Ground‐to‐Air, and Air‐to‐Ground Communications Systems
  • Suitable for SIGINT, ISR, and Sensor Systemsli>
  • Download Spec Sheet
(UVW-0430 UHF Aerospace Blade Antenna

UHF Aerospace Blade Antenna (UVW-0430)

This UAV and vehicular qualified antenna is designed for ground‐to-ground, ground‐to‐air, and air‐to-ground
communications systems. This antenna is optimized for the 400 – 3000 MHz applications with low drag operations. Other applications include SIGINT, ISR, and sensor systems.*Available exclusively through distributor.

  • 400 – 3000 MHz
  • Designed for Ground‐to-Ground,Ground‐to‐Air, and Air‐to‐Ground Communications Systems
  • Suitable for SIGINT, ISR, and Sensor Systemsli>
  • Download Spec Sheet
(UVW-1547 UAV Communications Antenna

UAV Communications Antenna (UVW-1547)

This UAV and vehicular qualified antenna is designed for ground-to-ground, ground-to-air, and air-to-ground communications systems. This antenna is optimized for the L, S, and C-band downlinks with low drag operations. Other applications include SIGINT and sensor systems. A magnetic mount or tubular chassis mounting assembly is optional.

  • 1500 – 4700 MHz/li>
  • Designed for Ground‐to-Ground,Ground‐to‐Air, and Air‐to‐Ground Communications Systems
  • Suitable for SIGINT, ISR, and Sensor Systemsli>
  • Download Spec Sheet

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About Us

JEM Engineering, LLC, specializes in quick-reaction custom antenna development, novel antenna products, and rapid RF testing services for both government and commercial applications. Headquartered in Laurel, MD, engineers at JEM have decades of combined experience in the development and validation of antennas, microwave circuits, phased arrays and associated electronics covering the spectrum from 2 MHz to 40 GHz. JEM is a woman-owned small business.

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