Radio Systems

Handheld battery tester

30 January, 2004 | Supplied by: Valen Power Pty Ltd

The ACT Meters Intelligent Battery Tester allows rapid testing of 12 V SLA batteries. Within seconds of applying leads to the battery terminals an indication of the capacity is displayed on an LCD screen preceded by the voltage and temperature measurement.

Rechargeable NiMH batteries

30 January, 2004 | Supplied by:

Sanyo Australia has released two nickel-metal hydride (NiMH) rechargeable batteries. The batteries feature a 25% increase in capacity compared to previous models.

Point-to-point radio

30 January, 2004 | Supplied by:

4RF Communications engineers point-to-point radio technologies for use in low-capacity linking and network-edge applications. The Aprisa range of digital access radios are intelligent, standalone solutions for transporting voice, data and high-speed Internet.

Manufacturers need to find value in RFID applications

11 January, 2004 by Rick Fox | Supplied by: Matthews Australasia Pty Ltd

RFID has major applications in supply-chain management, but those burdened with implementation costs don't receive much of the value. Manufacturers need to find ways to benefit from RFID technology other than forced compliance

Tiny nanotube antennas may yield better signals

08 January, 2004

In the future, mobile phone calls and television pictures could become a lot clearer thanks to tiny antennas thousands of times smaller than the width of a human hair. At least that's the speculation of a University of Southern California researcher who has been investigating nanotube transistors.

Super gain antennas

17 December, 2003 | Supplied by: ZCG Scalar

There are two models in the SG range of mobile phone antennas, both standing 900 mm tall with a stainless steel spring base and identical appearance. The SG835 for CDMA and SG900 for digital GSM mobile phones offer 4 dBd of gain.

Handheld UHF transceiver

17 December, 2003 | Supplied by: Standard Communications Pty Ltd

GME Electrophone has released the TX610, a 477 MHz UHF CB handheld transceiver.

LiMnO2 primary cells

17 December, 2003 | Supplied by: Saft Australia Pty Ltd

Saft's LM range of lithium manganese dioxide (LiMnO2) cylindrical primary cells combines a high voltage and rate capability, performance over a wide range of temperatures, no voltage delay when put into service and a long shelf life, all in a standard space envelope.

Multi-band mobile/GPS antenna

17 December, 2003 | Supplied by: RFI Technology Solutions

The Quintet 'global capable' telematics antenna includes a true multi-band, mixed polarity cellular antenna with an integrated active GPS patch antenna incorporated in the same housing.

Two-way radio charger analyser

17 December, 2003 | Supplied by: Premier Batteries Pty Ltd

The IQpac is a charger analyser for Ni-Cd/NiMH batteries providing the option of constant current or pulse charging. Technology featuring a rapid charge with battery capacity display provides the user with complete information on battery condition.

Moving radio into the digital age

11 December, 2003 | Supplied by: DSTO (Defence Science and Technology Organisation)

A breakthrough discovery by DSTO scientists will have a significant impact on future technology in many areas of sensing and communications, bringing the potential for dramatically improved wideband RF surveillance

HF radio bridges the gap between peacekeepers and NGOs

11 December, 2003 by Rod Macduff

Peacekeepers and NGOs are confronted with many similar communications problems when they find themselves in trouble spots where public order has broken down

Wireless technology may help doctors treat patients

19 November, 2003

Wireless technology may put doctors who don't rely on desktop computers and paper charts in a better position to treat their patients.

Bluetooth access point

05 November, 2003 | Supplied by: Belkin Components

Belkin has released its Bluetooth access point with USB print server. It is suitable for small office/home office (SOHO) and mobile road warriors with devices enabled with Bluetooth technology needing to connect to networks as well as printers.

Improving performance of wireless communications

05 November, 2003

Researchers at the University of Missouri-Rolla (UMR) in the US and Motorola's Advanced Technology Center are developing three-dimensional switches and tiny fuel cells to improve the reception quality and extend the operating time for wireless communications and other wireless sensing devices.

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