
ARA-1220 Series
The ARA-1220 and ARA-1220-101 are designed for use in the most demanding and harsh tactical conditions. The lightweight, low-profile construction combined with a standard NATO 4-Bolt mounting pattern allows easy integration into military vehicles and most antenna mast systems. The ARA-1220 is tuned for performance between 1200 MHz and 2000 MHz but performs well up to 2500 MHz. The ARA-1220-101 antenna includes a bandpass filter and a built-in low noise preamplifier. DC power is applied and decoupled from the single RF connector at the base. The bandpass filter on the ARA-1220-101 reduces the band to operate between 941.5 MHz and 1126.5 MHz. The maximum gain is tuned for -10° to +10° in elevation with azimuthal variations of ±1 dB. Broadband, low VSWR ensures no effective radiated power reduction in mobile or vehicular platforms.
ARA-243 Series
The ARA-243 series are the smallest, sturdiest, lightest, most powerful, and rugged handheld Ultra High Frequency (UHF) SATCOM antennas available to the warfighter today. ARA developed the best miniature tactile satellite (TACSAT) antenna to satisfy the needs and requirements of the Special Operations Force (SOF) communicators of the Army Special Forces. The ARA-243 incorporates a quick detachable connect system that allows operators to easily attach a selection of interchangeable accessories like folding grips, tripods, ground spikes, and magnetic mounts. The main body is built to IP68 specifications and has a unique design that eliminates binding, reduces internal wiring, and prevents accidental opening.
ARA-244 Series
The ARA-244 antenna series are the smallest, sturdiest, lightest, most powerful, and rugged handheld Ultra High Frequency (UHF) and Mobile User Objective System (MUOS) SATCOM antennas available to the warfighter today. ARA developed the best miniature Tactile Satellite (TACSAT) antenna to satisfy the needs and requirements of the Special Operations Force (SOF) communicators of the Army Special Forces. The ARA-244 incorporates a quick detachable connect system that allows operators to easily attach a selection of interchangeable accessories like folding grips, tripods, ground spikes, and magnetic mounts. Also, the main body is built to IP68 specifications and has a unique design that eliminates binding, reduces internal wiring, and prevents accidental opening.
ARA-252
The ARA-252 antenna is a single-port, multiband, omnidirectional, vehicular-mounted antenna. The antenna has been designed for optimum gain from 225 to 450 MHz, 1350 to 1850 MHz, and is perfect for UHF and WNW Software Defined Radio applications. The gain has been tuned for -10° to 10° in elevation and azimuthal variations are ±1.5 dB. The antenna has been rated for 125 Watts CW over the complete band and does not require any tuning or ground plane for operation.This antenna bolts to a standard Universal Antenna Mount or a NATO standard 4.5-inch bolt circle found on most military vehicles. The Type N Female connector is located in the base of the antenna in the center of the mount. This antenna is an environmentally qualified, Commercial Off the Shelf (COTS), TRL-8 (Technology Readiness Level) antenna.
ARA-2576 Series
The ARA-2576 series are high-gain, foldable Yagi antennas designed and tested for military use. They can be mounted on a tripod and are ideal for tactical and field applications. These are highly durable antennas that can be deployed several thousand times by military troops in harsh environments. The black anodized finish is suitable for use in any harsh environment around the world. The complete assembly is folded and supplied in a water-resistant carrying bag. This antenna is fully compatible with the Harris AN/PRC-117F/G, AN/PRC-152A, Thales AN/PRC- 148 MBITR, and Raytheon AN/PSC-5 radios. It operates with PRC-117F, PRC-117G, PSC-5D, MBITR, JEM, MBITR2, PRC-152A, and any radio capable of UHF SATCOM.
In addition, the antenna is equipped with a net ballast for operation at high wind speeds.
ARA-2577 Series
The ARA-2577 series are high-gain, foldable Yagi antennas designed and tested for military use. They provide communication in MUOS and UHF SATCOM. They can be mounted on a tripod and are ideal for tactical and field applications. These are highly durable antennas that can be deployed several thousand times by military troops in harsh environments. The black anodized finish is suitable for use in any harsh environment around the world. The complete assembly is folded and supplied in a water-resistant carrying bag. This antenna is fully compatible with the Harris AN/PRC-117F/G, AN/PRC-152A, Thales AN/PRC-148 MBITR, and Raytheon AN/PSC-5 radios and operates with PRC-117F, PRC-117G, PSC-5D, MBITR, JEM, MBITR2, PRC-152A, and any radio capable of UHF SATCOM. 4
ARA-3240 Series
The ARA-3240 Series hosts extremely rugged and portable high-gain UHF SATCOM antennas that are available in full and compact sizes. These antennas are ideal for tactical command posts and temporary fixed site applications. The compact version is ideal for operation in high winds. The right-hand circular polarized (RHCP) antenna is designed to operate from 240 to 318 MHz at 200 Watts CW. These antennas are designed with exceptionally high gain, low VSWR, and rapid deployment. The antenna complies with MIL-STD-810G environmental standards for vibration, shock, temperature, loose cargo, and immersion.
ARA-3241 Series
The ARA-3241 Series hosts extremely rugged and portable high-gain UHF SATCOM antennas that are available in full and compact sizes. These antennas are ideal for tactical command posts and temporary fixed site applications. The compact version is ideal for operation in high winds. The right-hand circular polarized (RHCP) antenna is designed to operate from 300 to 380 MHz at 200 Watts CW. These antennas are designed with exceptionally high gain, low VSWR, and rapid deployment. The antenna complies with MIL-STD-810G environmental standards for vibration, shock, temperature, loose cargo, and immersion.
HRP Series
The HRP family of high gain low VSWR helical antennas are ideal for MUOS or UHF SATCOM communications applications. This antenna series meets the requirements of a fully militarized high gain base station SATCOM antenna. The simple design, high directivity, low wind sail area and wide bandwidth are some of the advantages of helical antennas. The antennas are available in Right-Hand Circularly Polarized (RHCP) and Left-Hand Circular Polarization (LHCP) configurations. These antennas have a very rugged design and operate efficiently in extreme weather conditions.
LPD Fixed Site Series
The ARA series of linearly-polarized log-periodic antennas are suited for fixed site testing or monitoring applications. These antennas are designed for high efficiency, broad bandwidth, and rugged construction for outdoor use. The antennas are primarily manufactured of aircraft grade aluminum and supplied with a gold iridite finish for environmental protection. Additional protection in the form of epoxy paint or an anodized finish are available per request.
LPD Tactical Series
ARA’s Log-Periodic Tactical antenna series covers a variety of frequency ranges to support many communication and electronic warfare applications. These antennas have been developed through working with military groups and government offices to offer superior solutions. The LPD Tactical Series antennas have high efficiency design, reliable RF performance, and innovative storage/collapsing capabilities. These antennas are meant to be used repeatedly in harsh environments and have an anodized finish for durability.
LPA Series
ARA’s series of log-periodic antenna arrays supports a wide variety of applications requiring high-power transmission. These arrays are designed to meet strict beamwidth, gain, and power handling requirements. The log periodic design produces very broadband characteristics and a unidirectional radiation pattern. These antennas can be used to make accurate electric field strength measurements and an individually calibrated antenna factor curve can be provided.
Troposcatter Series
Troposcatter is used for radio communications over the horizon links when satellite links are marginal or unavailable. It is a very convenient data transmission system for many radio communication applications. Troposcatter requires high power transmitters, sensitive receivers, and high gain antennas. ARA offers a wide variety of designs for increased power and high efficiency feeds for Troposcatter applications. ARA’s specialized Angle Diversity Troposcatter feeds add another order of diversity in addition to frequency, polarization, and space. This capability enhances link fade margins and minimizes error rates. All Troposcatter feeds are tailored for optimum use in specified parabolic reflectors. For systems using coaxial transmission lines, Waveguide to Coax adaptors can be supplied separately or integrated into the feeds.
Vehicular Communication Series
The Vehicular Communications Series of antennas are multiband, omnidirectional, vehicular-mounted antennas. For -10° to 10° in elevation and azimuthal variations, the gains are ±1.5 dB. The antenna is available with Universal Antenna Mount or a standard NATO 4.5-inch bolt pattern for easy mounting on military vehicles. The base of the antenna has an N-Type Female connector located at the center of the mount. This antenna series is an environmentally qualified, Commercial Off The Shelf (COTS), TRL-8 (Technology Readiness Level) antenna. The rugged design qualifies the Oak Beam Test, involving 25 oak beam strikes to the midpoint of the antenna at 25 mph. ARA designs custom configurations for specific frequency band requirements on request. The antennas are available in CARC green, tan, or flat black finish.
Positioner Systems
ARA offers a wide variety of positioner systems to support SATCOM and RADAR applications. These positioner systems include an antenna positioner, Antenna Control Unit (ACU), and the required cables which allow the positioner to be controlled and monitored indoors. The positioners operate with third-party antennas. In addition, ARA offers integrated solutions to include the feed, reflector, and positioner for complete turn-key requirements. The positioners can operate in Azimuth or Azimuth and Elevation axis. These utilize an advanced digital motion control system to provide accurate, smooth, and simultaneous motion on both axes using brushless servomotors with resolvers, optional encoders, high-quality gearing, and precision mechanical components.
Telemetry Antenna Series
The telemetry antennas help ground engineers and control room personnel acquire airborne and ground telemetry data. With over 55 years of antenna design and manufacturing experience, the suite of telemetry antennas developed by ARA can operate across a wide range of frequencies and environmental conditions. The wide range of bandwidth, sizes, and mounting options make these antennas suitable for air platforms and ground stations.
Electronic Warfare
Multiband Threat Series
ARA has a wide variety of Prime-Focus, Offset, Gregorian, and Cassegrain feeds and antennas for multiband applications. The design minimizes phase center movement and focuses the feed within the reflector for optimal gain. This design provides the highest possible Effective Isotropic Radiated Power (EIRP) and Gain-to-Noise-temperature ratio (G/T).
This product family can support the most demanding threat emitter requirements to include high power handling. The feeds are designed, simulated, manufactured, and tested at the in-house facility at Pembroke, Massachusetts. Additionally, ARA utilizes its fully staffed Middleborough, Massachusetts, outdoor test range to go beyond bench tests to ensure that the products meet specifications.
Positioner Systems
ARA offers a wide variety of positioner systems to support SATCOM and RADAR applications. These positioner systems include an antenna positioner, Antenna Control Unit (ACU), and the required cables which allow the positioner to be controlled and monitored indoors. The positioners operate with third-party antennas. In addition, ARA offers integrated solutions to include the feed, reflector, and positioner for complete turn-key requirements. The positioners can operate in Azimuth or Azimuth and Elevation axis. These utilize an advanced digital motion control system to provide accurate, smooth, and simultaneous motion on both axes using brushless servomotors with resolvers, optional encoders, high-quality gearing, and precision mechanical components.
LPD Fixed Site Series
The ARA series of linearly-polarized log-periodic antennas are suited for fixed site testing or monitoring applications. These antennas are designed for high efficiency, broad bandwidth, and rugged construction for outdoor use. The antennas are primarily manufactured of aircraft grade aluminum and supplied with a gold iridite finish for environmental protection. Additional protection in the form of epoxy paint or an anodized finish are available per request.
LPD Tactical Series
ARA’s Log-Periodic Tactical antenna series covers a variety of frequency ranges to support many communication and electronic warfare applications. These antennas have been developed through working with military groups and government offices to offer superior solutions. The LPD Tactical Series antennas have high efficiency design, reliable RF performance, and innovative storage/collapsing capabilities. These antennas are meant to be used repeatedly in harsh environments and have an anodized finish for durability.
SAS-0518 Series
The SAS-0518 Series features broadband Direction-Finding systems designed for military and security signal surveillance applications on shipboard platforms. The system has a low band log periodic antenna and a high band shaped fan beam reflector antenna. An azimuth positioner rotates at 200 RPM to provide fast signal updates. The ACU-3 series Controller and cable set make a complete unit that will send the received RF signals to your box for analysis.
Spiral Antenna Series
ARA’s Spiral series antennas are large bandwidth, circularly polarized antennas with peak radiation patterns perpendicular to the plane of the spiral. The larger half- power bandwidth of these antennas makes them a good choice for airborne Electronic Warfare (EW) applications such as Radar Warning Receivers, Direction Finding, and Interferometry Systems. In addition, these antennas are used for sensing applications, where very wideband antennas with smaller footprints are ideal.
CMP Series
The ARA CMP (Conical Monopole) Series of antennas are suited for low-profile spectrum-surveillance applications. These antennas have the frequency range to cover both the specific full cellular band applications in various configurations and extremely wideband units for general spectrum surveillance applications. Vehicular or fixed-site mounting allows instantaneous signal coverage of the entire band of interest. These are used in harsh environments for long term installations and can be configured with various mounting options.
LPA Series
ARA’s series of log-periodic antenna arrays supports a wide variety of applications requiring high-power transmission. These arrays are designed to meet strict beamwidth, gain, and power handling requirements. The log periodic design produces very broadband characteristics and a unidirectional radiation pattern. These antennas can be used to make accurate electric field strength measurements and an individually calibrated antenna factor curve can be provided.
Telemetry Antenna Series
The telemetry antennas help ground engineers and control room personnel acquire airborne and ground telemetry data. With over 55 years of antenna design and manufacturing experience, the suite of telemetry antennas developed by ARA can operate across a wide range of frequencies and environmental conditions. The wide range of bandwidth, sizes, and mounting options make these antennas suitable for air platforms and ground stations.
Vehicular Spectrum Operations Antenna Series
The Vehicular Spectrum Operations Series of antennas are broadband monopoles designed to operate over a wide frequency range to support passive and active applications with low VSWR. These antennas exhibit exceptional gain in an omni-directional pattern. It is designed with compliance to the strictest military specifications, to include MIL-STD-801F environmental procedures. This series of antennas are mounted in a sealed dielectric radome to offer mechanical stability and isolation from environmental hazards and offer superior power. The antennas are available with a magnetic mount for rapid installation on various vehicles or with a spring base featuring the NATO bolt pattern.
UAV Antenna Series
More reliable Command and Control (C2) and data links are required as the use of Unmanned Aerial Vehicles (UAVs) is expected to continue growing with the deployment of expanding communication networks. These links are critical for both Terrestrial-Based Line-of- Sight (LOS) and in satellite communication links for Beyond LOS (BLOS) conditions. ARA has extensive experience in the design and manufacture of antennas used in airborne environments. Our proven designs have tens of thousands of flight hours. This product line of antennas includes omnidirectional, directional, linear, and circularly polarized configurations for fixed-wing or rotor-wing airframes.
SAS-200 Series
The SAS-200 Series are dual band omni antennas with a discone low-band construction and either a conical monopole for the 3 GHz configuration or vertical biconical for the 6GHz and 18GHz configurations. These antennas are available with a diplexed output option or a high and low band output. Additional high vibration (HV) and high power (HP) options are available for offroad vehicular-mounted applications and high-power requirements. The SAS- 200 series is available as passive units or with preamplifier options and RF bypass capability.
This series can be used for either spectrum monitoring/surveillance or military and security jamming.
SAS-326-10
ARA’s SAS-326-10 bicone antenna is ideal for spectrum operations. The extended frequency range of up to 26 GHz makes it ideal for coverage to include deployed networks and emitters in the microwave and millimeter wave (mmWave) spectrum ranges. These extremely durable and lightweight antennas withstand harsh environmental conditions. They are mounted in a sealed dielectric radome to offer mechanical stability and isolation from environmental hazards. The antenna is available in OD green finish with a spring base with the NATO bolt pattern. The mounting options and radome finish are customizable.
SAS-500 Series
The SAS-500 series features broadband monopole antennas designed for Jamming. These antennas exhibit exceptional gain in an omni-directional pattern. They are designed with compliance to the strictest military specifications. They are mounted in a sealed dielectric radome to offer mechanical stability and isolation from environmental hazards. This antenna also offers low VSWR. The SAS-500 comes with a magnetic mount for rapid installation on a variety of vehicles. The antenna is also available with a spring base with the NATO bolt pattern.
VBC-2443-H
The VBC-2443-H is a broadband omnidirectional antenna designed for handheld and tactical applications. The antenna supports 5G FR2 frequency bands and covers 23.25 GHz to 43.5 GHz. The small, form- factor is ideal for handheld or dismount radios as well as vehicle mounting. The ultra-compact, rugged design complies with MIL-STD-810G testing and can be equipped with any connector and comes with a 2.4mm Female, standard.
RADAR
Weather Radar Series
Understanding weather patterns is an important tool for public safety and agriculture to ensure that the proper steps are being taken before storms. Properly monitoring weather patterns helps with preparation to limit damage and administer the proper size of response needed during and after major weather events. This is critical for public safety.
ARA designs and manufactures a complete line of Weather RADAR antenna systems to support weather surveillance and doppler radar applications. These can locate and calculate a storm’s motion and type by detecting rain droplets.
Positioner Systems
ARA offers a wide variety of positioner systems to support SATCOM and RADAR applications. These positioner systems include an antenna positioner, Antenna Control Unit (ACU), and the required cables which allow the positioner to be controlled and monitored indoors. The positioners operate with third-party antennas. In addition, ARA offers integrated solutions to include the feed, reflector, and positioner for complete turn-key requirements. The positioners can operate in Azimuth or Azimuth and Elevation axis. These utilize an advanced digital motion control system to provide accurate, smooth, and simultaneous motion on both axes using brushless servomotors with resolvers, optional encoders, high-quality gearing, and precision mechanical components.
LPA Series
ARA’s series of log-periodic antenna arrays supports a wide variety of applications requiring high-power transmission. These arrays are designed to meet strict beamwidth, gain, and power handling requirements. The log periodic design produces very broadband characteristics and a unidirectional radiation pattern. These antennas can be used to make accurate electric field strength measurements and an individually calibrated antenna factor curve can be provided.
SatCom
Multiband Threat Series
ARA has a wide variety of Prime-Focus, Offset, Gregorian, and Cassegrain feeds and antennas for multiband applications. The design minimizes phase center movement and focuses the feed within the reflector for optimal gain. This design provides the highest possible Effective Isotropic Radiated Power (EIRP) and Gain-to-Noise-temperature ratio (G/T).
This product family can support the most demanding threat emitter requirements to include high power handling. The feeds are designed, simulated, manufactured, and tested at the in-house facility at Pembroke, Massachusetts. Additionally, ARA utilizes its fully staffed Middleborough, Massachusetts, outdoor test range to go beyond bench tests to ensure that the products meet specifications.
Multiband SATCOM Series
ARA has a wide variety of Prime-Focus, Offset, Gregorian, and Cassegrain feeds and antennas for multiband applications. These multiband feeds are designed to minimize phase center movement. This helps to better focus the feed within the reflector for optimal gain, providing the highest possible EIRP and G/T. ARA designs, simulates, manufacturers, and tests all feed solutions in-house which can support FCC, ARSTRAT, and other applicable standards. ARA utilizes its fully staffed, Middleborough, MA outdoor test range to go beyond bench tests to ensure all specifications are met. ARA also offers reflectors, positioners, and controllers to support antenna subsystems. This product family supports customer SATCOM Terminals and Ground Stations to enable connectivity to multiple constellations and networks without changing hardware.
Positioner Systems
ARA offers a wide variety of positioner systems to support SATCOM and RADAR applications. These positioner systems include an antenna positioner, Antenna Control Unit (ACU), and the required cables which allow the positioner to be controlled and monitored indoors. The positioners operate with third-party antennas. In addition, ARA offers integrated solutions to include the feed, reflector, and positioner for complete turn-key requirements. The positioners can operate in Azimuth or Azimuth and Elevation axis. These utilize an advanced digital motion control system to provide accurate, smooth, and simultaneous motion on both axes using brushless servomotors with resolvers, optional encoders, high-quality gearing, and precision mechanical components.
ARA-243 Series
The ARA-243 series are the smallest, sturdiest, lightest, most powerful, and rugged handheld Ultra High Frequency (UHF) SATCOM antennas available to the warfighter today. ARA developed the best miniature tactile satellite (TACSAT) antenna to satisfy the needs and requirements of the Special Operations Force (SOF) communicators of the Army Special Forces. The ARA-243 incorporates a quick detachable connect system that allows operators to easily attach a selection of interchangeable accessories like folding grips, tripods, ground spikes, and magnetic mounts.
ARA-244 Series
The ARA-244 antenna series are the smallest, sturdiest, lightest, most powerful, and rugged handheld Ultra High Frequency (UHF) and Mobile User Objective System (MUOS) SATCOM antennas available to the warfighter today. ARA developed the best miniature Tactile Satellite (TACSAT) antenna to satisfy the needs and requirements of the Special Operations Force (SOF) communicators of the Army Special Forces.
ARA-2576 Series
The ARA-2576 series are high-gain, foldable Yagi antennas designed and tested for military use. They can be mounted on a tripod and are ideal for tactical and field applications. These are highly durable antennas that can be deployed several thousand times by military troops in harsh environments. The black anodized finish is suitable for use in any harsh environment around the world. The complete assembly is folded and supplied in a water-resistant carrying bag.
ARA-2577 Series
The ARA-2577 series are high-gain, foldable Yagi antennas designed and tested for military use. They provide communication in MUOS and UHF SATCOM. They can be mounted on a tripod and are ideal for tactical and field applications. These are highly durable antennas that can be deployed several thousand times by military troops in harsh environments. The black anodized finish is suitable for use in any harsh environment around the world. The complete assembly is folded and supplied in a water-resistant carrying bag.
ARA-3240 Series
The ARA-3240 Series hosts extremely rugged and portable high-gain UHF SATCOM antennas that are available in full and compact sizes. These antennas are ideal for tactical command posts and temporary fixed site applications. The compact version is ideal for operation in high winds. The right-hand circular polarized (RHCP) antenna is designed to operate from 240 to 318 MHz at 200 Watts CW.
ARA-3241 Series
The ARA-3241 Series hosts extremely rugged and portable high-gain UHF SATCOM antennas that are available in full and compact sizes. These antennas are ideal for tactical command posts and temporary fixed site applications. The compact version is ideal for operation in high winds. The right-hand circular polarized (RHCP) antenna is designed to operate from 300 to 380 MHz at 200 Watts CW. These antennas are designed with exceptionally high gain, low VSWR, and rapid deployment.
Signal Mitigation
VersaR-Print
SI2 Technologies’ VersaR-Print is a high precision, low variability alternative to industry’s current resistive products. Printed onto 3 mil-thick polyimide, SI2’s resistive films are thin, durable and exhibit uniform electrical/RF response. Single deposition resistive films come standard at a 12” width on an oversized substrate. SI2 uses a versatile digital manufacturing process which enables the design and configuration of VersaR-Print resistive films to be tailored to the unique needs of our customers. Contact us to inquire about alternate sheet resistance ranges, sizes, configurations, and designs.
Frequency Selective Surfaces (FSS)
SI2’s Frequency Selective Surfaces (FSS) are custom designed for specific applications as well as environmental and structural considerations.
Using SI2’s proprietary digital Direct Write printing processes, FSSs can be fabricated onto flexible substrates or conformally directly onto doubly curved surfaces.