Radio Systems

Double antennas double the signal

06 February, 2008

In a typical broadcast transmission, radio signals bounce off objects in the environment, reaching the receiver over multiple paths. 'Multi-path' signals can produce fading and distortion resulting in temporary failure of reception


Solar energy to power RFID-based asset tracking systems

05 February, 2008

Savi Technology has begun deploying solar-powered RFID readers and signposts, enabling users in the defence and commercial sectors to conserve energy and reduce costs while tracking supplies in real time.


Wi-Sys Communications GPS antenna

08 January, 2008 | Supplied by: Step Global Pty Ltd

Wi-Sys Communications has launched the WS3978 40 dB gain, high rejection hard mount antenna series.


They came, they saw, they conquered

08 January, 2008

They came, they presented, they exhibited, they networked and they dined. They said they were "impressed", "delighted", they said it was worthwhile and then they asked where the 2008 event will be.


Another sell-out dinner!

08 January, 2008

Held in conjunction with the RadioComms Connect 2007 conference, the ARCIA gala dinner brought together over 350 industry professionals, including manufacturers, suppliers, designers and system users, to celebrate the industry.


SSB transmitter

08 January, 2008 | Supplied by: Barrett Communications Pty Ltd

The Barrett 300-1000 W HF SSB transmitter is a compact rackmounted unit developed for base applications in large HF networks.


Handheld radios

05 December, 2007 | Supplied by: Vertex Standard (Australia) Pty Ltd

The VX-820 series of commercial handheld radios are IP57 submersible and come standard with a powerful 2000 mAh Li-Ion battery for long talk times. A 3000 mAh Li-Ion battery is also available. Designed for use in hazardous environments, the devices each exceed the military specification 810C/D/E/F. They are claimed to be the smallest digital APCO25 radios in the world.


RFID: a mechanics dream

05 December, 2007

Radio frequency tagging has reached the motor vehicle manufacturing industry but not just as a guide to warehouse parts: the latest tags are actually attached to components inside a working car


Smart antennas key to 4G mobile broadband adoption

15 November, 2007

Smart and adaptive antenna technologies are entering a stage of full market acceptance, according to a report from West Technology Research Solutions (WTRS), a Silicon Valley-based research, publishing and consultancy company focused on emerging wireless technologies.


Student blasts away international opposition with 10 watts

09 November, 2007

Macquarie University electronics PhD student Michael Boers has defeated competitors from universities in the US, Canada and Korea by designing and building an ultra-efficient radio frequency (RF) power amplifier.


Wireless, flexible and stretchable ECG patch

05 November, 2007 by Elizabeth Latham, Journalist

Wearable, wire free and easy to set up do not usually describe devices that monitor heart rate and cardiac activity


Internet multicasting

05 November, 2007 | Supplied by: Omnitronics Pty Ltd

Until now, the ability to perform multicasting over the internet has not been possible. Omnitronics has implemented a technique to overcome this issue to enable a number of radios to be linked together over the internet in a peer-to-peer arrangement. Once in operation, audio received from any radio will be transmitted to every other radio.


Radio dishes activated and collecting

05 November, 2007 by Elizabeth Latham, Journalist

The first 42 radio dishes of the Allen Telescope Array (ATA) are working and collecting data from outer space, according to the University of California, Berkeley and the SETI Institute


Joint development to empower portable UHF RFID readers

01 November, 2007

IDS Microchip and austriamicrosystems have partnered to develop a UHF RFID reader IC targeted at the portable reader market. These readers would be used to interrogate Gen 2 RFID tags allowing contactless identification of goods or materials in a broad range of applications.


Speakers announced for active RFID conference

25 October, 2007

IDTechEx will stage the conference Active RFID and RTLS in Dallas, USA. The conference’s title emphasises the fast growing real-time locating systems (RTLS) used from hospitals to dockyards for locating people and assets.


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