Radio Systems

Radio detects mine hose wear

30 July, 2008

A UHF radio link, designed and built by Benbro in Sydney, has been tested at the large Candelaria copper mine in Chile and will now become a permanent fixture.

Wireless Pacific P25 low-cost ethernet

03 July, 2008 | Supplied by: Pacific Wireless Communications Pty Ltd

Wireless Pacific has enhanced its P25 repeater range to incorporate IP addressing, allowing low-cost ethernet networking for end-to-end P25 digital clear or code transparent operation.

Open switch and control platform

02 July, 2008 | Supplied by: Rohde & Schwarz (Australia) Pty Ltd

The R&SOSP is an open platform for fast and easy implementation of RF switch and control tasks. Different models and optional modules make the platform suitable for a wide range of applications. It can transition from simple RF switch functions to the complex RF wiring of EMC systems, for example.

System measures multiple tags and tests new antenna designs

27 June, 2008

A system capable of simultaneously measuring hundreds of RFID tags and rapidly testing new RFID tag prototypes has been designed by researchers.

Super strength signalling in marine and coastal regions

27 June, 2008

A particular window of time when mobile signals and radio waves are ‘super strength’ — allowing them to be clearer and travel greater distances — has been discovered by Salil Gunashekar as part of his doctoral studies at the University of Leicester’s Department of Engineering in England.

Frequency 'sweet spot' helps signals travel in tunnels

02 June, 2008

Underground tunnels, usually a difficult environment for radios, can have a frequency 'sweet spot' at which signals may travel several times further than at other frequencies, according to researchers at the National Institute of Standards and Technology (NIST), in the US.

Where we could be going with radio

02 June, 2008

This look at what could happen in the future with radio services is taken from a presentation by Chris Chapman, ACMA chairman, when he addressed nearly 300 delegates at the RadComms conference in Melbourne.

Base station antenna

01 June, 2008 | Supplied by: Maser Technology Group

Ubidyne and Kathrein have teamed to develop an integrated broadband wireless base station antenna.

Vehicle communication

01 June, 2008 | Supplied by: Dominion Electronics

The F210 is a rugged single Eurocard CompactPCI GSM/GPS/UART interface that needs only one slot on the CompactPCI bus.

Single-stage RF filter

01 June, 2008 | Supplied by: Westek Electronics Pty Ltd

The Schaffner FN 9233-E RFI single-stage filter with IEC socket connector has an earth line choke to suppress RF earth currents.

Tri-band antenna

01 June, 2008 | Supplied by: Radio Frequency Systems Pty Ltd

A triple-band base station antenna set that offers speed of deployment and flexibility has been unveiled by Radio Frequency Systems.

Synthesiser series

01 June, 2008 | Supplied by: ASD Technology Pty Ltd

Miteq has introduced the SLFS synthesiser series that is a compact and economical solution for SATCOM and communication systems.

GPRS alarm modem

01 June, 2008 | Supplied by: Weidmuller Pty Ltd

General packet radio service (GPRS) technology allows devices to communicate with one another without the need for extensive cabling. Weidmüller’s GPRS alarm module IE-GPRS-I/O monitors plant and installations, reporting deviations automatically or on request.

Broadband antenna

01 June, 2008 | Supplied by: Westek Electronics Pty Ltd

The EMC Test Design omnifield antenna is a broadband active 3-axis (omni-directional) antenna for RF spectrum monitoring.

RFID automation

01 June, 2008 | Supplied by: Siemens Ltd

The latest version of the Simatic RF-Manager software for integrating RFID systems in business processes features a number of innovations.

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