Antennas


There are many different types of antennas to suit different applications. For instance, there are antennas for portable devices, passenger vehicles, rugged mining and construction vehicles, building infrastructure and high performance GNSS antennas.

Step Global provides an exhaustive range of antennas, covering types such as single and multiband, omnidirectional and directional, embedded, covert, on-glass, in-building, panel, yagi, GNSS, Iridium, MIMO up to 9 elements, bidirectional, timing, whip less, surface mount, pole mount, infrastructure and mobile, rugged and vibration resistant.

We have antennas for use in every industry, and we work with agriculture, banking and financial, cellular, education, government, healthcare, heavy equipment, hospitality, manufacturing, marine, military and defence, mining and construction, public safety, rail, retail, SCADA, telematics, transportation, utilities, oil and gas, and wireless telecom.

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Harxon Aviation Antenna

Product Code: HX-CAX601A

Brand: Harxon

HIGH PRECISION COMPACT GNSS ANTENNA FOR AVIATION HX-CAX601A features a multi-point feeding deign to achieve greater phase center stability. It effectively improves measurement accuracy and provides better positioning solution. Support GPS, GLONASS, Beidou and Galileo signals reception Stable phase center guarantees the accuracy of positioning within millimeter-level Strong...



Trimble AV33 Low Profile L1 Antenna

Product Code: 83553

Brand: Trimble

HIGH ACCURACY AERIAL, LAND AND MARINE APPLICATIONS The Trimble AV33 GNSS Antenna has been designed to support high accuracy aerial, land and marine applications in one compact design. The rugged 4 hole bulkhead mounting allows the antenna to be used in the most rugged of environments. The antenna is an aviation type of design. The bulkhead mounting ensures only the rugged radome is exposed to...



Trimble AV34 Low Profile L1/L2 Antenna

Product Code: 86362

Brand: Trimble

The Trimble AV34 GNSS Antenna has been designed to support high accuracy aerial, land and marine applications in one compact design. The rugged 4 hole bulkhead mounting allows the antenna to be used in the most rugged of environments. The Trimble AV34 GNSS antenna offers support for both GPS and GLONASS L1/L2 signals. These are the optimum set of signals for your high accuracy RTK receiver....



Trimble AV37 TSO Certified Low Profile Antenna

Product Code: 82745-10

Brand: Trimble

HIGH PERFORMANCE ANTENNA FOR AIRBORNE MAPPING AND SURVEYING APPLICATIONS The Trimble AV37 GNSS antenna is designed to support centimeter-level accuracy in a lightweight, aerodynamic housing. The antenna is FAA certified and designed with ARINC 743 footprint making it ideal for aerial mapping applications. The Trimble AV37 antenna offers full support for current and near-future GNSS signals...



Trimble AV39 TSO Certified GNSS Antenna

Product Code: 105728-10

Brand: Trimble

The AV39 is a lightweight, FAA TSO certified antenna for primary flight navigation with an ARINC 743 footprint. It provides centimeter precision with superior phase center repeatability. Mapping and surveying from the air using GNSS requires survey grade antenna technology in a compact and reliable form factor. The Trimble AV39 antenna achieves high precision and accuracy without compromising...



Trimble AV59 Low Profile GNSS & L-Band Antenna

Product Code: C02992

Brand: Trimble

The AV59 is a highly robust antenna with rugged 8-hole bulkhead mounting with rubber o-ring sealing for aerial, land, and marine applications. It offers sub-centimeter phase center accuracy and superior signal tracking of current and near-future GNSS signals. The AV59 antenna offers robust signal tracking. Coupled with advanced signal filtering to minimize multipath, the AV59 antenna is...



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What is an Antenna, and How Does it Work?

An antenna, also known as an aerial, is a tuned physical element to match a specific frequency range. Antennas either capture or transmit electromagnetic energy in the form of a radio signal. The simplest form of antenna is a length of wire. Where the length is equivalent to a RF signal wavelength, then the wire will match that frequency and receive the signal. The signal is then passed into an RF receiver. Because it is not practical to have long lengths of wire, then more compact physical elements are used. One version is to use copper wire trace on a circuit board, and the other is to use a ceramic patch antenna. A combination of both can be used to create a combined antenna which can receive/transmit over different frequency bands by using the different elements.

Some antennas are known as passive antennas. These do not have any active components such as amplifiers. Passive antennas are typically radiating antennas for transmitting RF signals.

Active antennas have amplifiers and filters built-in with the antenna element. These are antennas that typically receive weak signals. An example of these are satellite navigation antennas due to the very weak signal strength and noisy environment.

Antenna Frequencies

One of the most important aspects to consider when choosing an antenna is which frequency bands you need to cover.

Some examples of the frequency bands available from Step Global are:

Bluetooth (2.4 GHz), Cellular + WiFi, Cellular 3G (850 MHz/1900 MHz), Cellular 4G (700 MHz, 1700 - 2100 MHz, 1900 MHz and 2500 - 2700 MHz), Cellular 5G (600 MHz - 6 GHz), Cellular CBRS/5G NR (3300 MHz-4200 MHz), Cellular LTE (700 MHz / 900MHz), FirstNet (758 - 798 MHz), GNSS (B1 - 1559-1591 MHz), GNSS (E1 - 1575.420 MHz), GNSS (G1 - 1589.0625-1605.375 MHz), GNSS (G2 - 1242.9375-1248.625 MHz), GNSS (G3 - 1201 MHz), GNSS (L1 - 1575.42 MHz), GNSS (L2 - 1227.6 MHz), GNSS (L5 - 1176.45 MHz), GNSS + Cellular, GNSS + Cellular + WiFi, GNSS + WiFi, GNSS/GPS, Iridium (1616–1626.5 MHz), LoRa/ISM/SRM (806-960 MHz), Lowband/Amateur Radio (27- 60MHz), RFID (806- 960), UHF (380-520 MHz), VHF (132-174 MHz), WiFi (2.4 GHz, 5&6 GHz)

Best Antenna Brands

Step Global are authorised distributors of the world’s leading antenna brands. We have strong relationships with brands that you can trust, such as Mobile Mark, Trimble, Protempis, Multiband, Maxtena, Sanav, Harxon and GPS Source.

Custom Antennas

Step Global provides both basic and complex customisation of antennas.

Basic customisation of antennas covers cable type and length, and connector types. For this type of customisation, there is no minimum order quantity required.

For complex antenna customisation where an antenna must be engineered to meet an agreed specification, there is a minimum order quantity required. Our team can work with you to find a solution for your custom antenna requirements.

Australasia’s Leading Antenna Distributors – 60 Years of Experience

The Step Global team has over 60 years of experience in RF design and applications. We assist our customers in a range of services such as site surveys right through to diagnosing and rectifying performance issues. Our Australian-based application engineering team can work with any industry we sell our products into.

We are a stocking distributor on most popular line items, and we will work with our customers to ensure that they are covered for all key projects and applications.

If you are unsure of which antenna to choose or you would like to discuss your project further, contact the Step Global team on + 61 3 9551 7334 or email sales@stepglobal.com.