Infrastructure



SMS a friend for help
June 2004
JSE-listed Beget Holdings has launched a locally developed software solution, SMSOS, which alerts a network of preselected people in the event of an emergency. SMSOS is a cellphone based, one-touch panic ...

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Opto Africa deploys GPRS solution for WHBO
June 2004, Opto Africa Holdings, Surveillance
Embedded Internet solutions company, Opto Africa, recently deployed a cellular GPRS (general packet radio service) solution for construction company WBHO. Commonly referred to as M2M (machine-to-machine), ...

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New 868,3 MHz transmitters and receivers
June 2004
Dortech is pleased to announce the launch of a new range of RF transmitters and receivers which will operate at a frequency of 868,3 MHz. This equipment is particularly useful for the applications where ...

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Corporate, business and industrial data communication networks
June 2004
Mobile voice communication has been the original intended use for various technologies, inclusive of radio, satellite and cellular technologies. The rapidly increasing need for mobile data solutions ...

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Secure and covert communication by light
June 2004
An advance in the science of quantum optics by collaborating teams from the universities of Glasgow and Strathclyde will offer new encryption possibilities for security agencies that will limit eavesdropping ...

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On offer from Global Communications
June 2004
Kenwood Radio Communications, based in Japan and marketed within Africa by Global Communications, tracks global technological trends to ensure it can offer its clients the latest in the way of VHF, UHF ...

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Bentley lowers cost without sacrificing functionality
June 2004, CAM/CAE - Computer Aided Manufacturing / Engineering
Bentley Systems has brought three powerful new tools to market for those professionals who do not need the full feature set of MicroStation but who do not want to sacrifice functionality with a less comprehensive ...

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Simple sequencers for power supplies
19 May 2004, Power Electronics / Power Management, Security Services & Risk Management
The ADM1085 to ADM1088 simple sequencers from Analog Devices provide an easy, yet powerful and flexible solution to the problem of power supply sequencing. They offer programmable time delays from 5 µs ...

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CompactPCI power supply
19 May 2004, Power Electronics / Power Management
The four-output CPA (AC/DC) and CPD (DC/DC) series from Power-One provides up to 40 A of +5 V or +3,3 V, in a CompactPCI compatible package by using Power-One's patented efficient dual geometric edge ...

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High-intensity SMD LEDs
5 May 2004, Altron Arrow, EBV Electrolink, Opto-Electronics
Vishay has released a complete family of power SMD LEDs that it says delivers exceptional brightness thanks to a specially designed leadframe profile that greatly improves device heat dissipation. Offered ...

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Quantum's new DX30 takes second-generation backup and recovery to the next level
May 2004, Storage
Quantum's second-generation virtual tape library (VTL) appliance, the DX30 is now available from Channel Data, offering enhanced backup and recovery speeds, as well as improved capacity and ease-of-use ...

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BMW to début X5 Security
May 2004, Asset Management
The latest BMW security vehicle, the X5 4.4i Security, will make its UK trade show début at the Intersec Security Exhibition & Conference (ISE) from 8 to 10 June. Offering protection from firearms attack, ...

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Botswana's aviation communications network upgraded
May 2004
Grintek Aviation Systems has been awarded a multimillion Rand contract by Botswana's Department of Civil Aviation to upgrade its VHF communications network. The contract includes the provision of two ...

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QDE provides locally manufactured radio solutions
May 2004
QD Electronics has been providing the security and two-way radio industry with a comprehensive locally manufactured range of two-way and trunking radio solutions since 1978 and distributing nationally ...

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Highspeed wireless broadband access a reality
May 2004
With the recent announcement of Motorola's new fixed wireless access system, Canopy, residential and small business customers can now look forward to affordable access to the Internet at Broadband speeds ...

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Fibre cable minimises risk of lightning damage
May 2004
When installing a cabling infrastructure, the cheapest solution is almost always a copper solution. This is often the easiest for an installer to quote on but the most difficult installation to maintain. Besides ...

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Lightning and surge protection philosophy - six point plan
May 2004, Surveillance
1. Capture the lightning strike To prevent damage to the building structure and roof-mounted equipment, an air termination network needs to be provided to capture the lightning strike at preferred points. ...

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Data protection: back to basics
May 2004
As more and more data is passed across networks, companies are recognising the importance and value of the data on their servers and PCs and the significance of protecting this data as well as the hardware ...

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Instruments suitable for modern environmental considerations
May 2004, Analytical Instrumentation & Environmental Monitoring
The 8th International Environmental Health Congress was held in Durban from 21 to 27 February. The main theme, 'Our people, Our World, a key to global Environmental Health Development' pointed out the ...

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Eliminate stalling while maintaining optimum speed
Second Quarter 2004, Axiom Hydraulics, Other technologies, Integrated Solutions
The cutting device may be a trenching chain, a drill, a grade trimming wheel or a saw. The feed could be a cylinder, a motor or a tractive drive. Typically, an operator will adjust the feed rate so that ...

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