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Monthly Archives: March 2006

Ofcom to auction 40MHz of prime spectrum in UK

UK telecoms regulator Ofcom plans to auction a 40MHz block of radiofrequency spectrum between 1,452MHz and 1,492MHz. The block of spectrum will be “technology and application neutral”, said the regulator, with possible uses including mobile TV, broadband wireless access, and satellite digital radio. Ofcom is proposing a scheme where licences are tradeable, the lower 27.5MHz could be available as one ...

IR remote control uses data-over-mains receiver

Cornwall-based DC Drives has developed a simple infra-red remote control with a range of over 500m, using conventional LEDs with no additional optics. “When we tested the prototypes, the range just got bigger and bigger until I lost sight of [CTO] Peter Jones carrying the receiver nearly half a mile away,” said company managing director Phil Williams. The transmitter uses four standard ...