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More bioProduct Manager at TDC Ltd., UK distributor. TDC distributes GSM and GPS modules.
I have been writing software since 1978, and software using modems since 1985. I have been working with wireless modules (GSM) since 1996.
In the GPS area, I have been involved with GPS since 1991, joining the Royal Instistute of Navigation in 1996, and elected as an Associate Fellow of the institute (AFRIN) in 2002.
Take a look at TDC's GSM, GPS and other products at www.tdc.co.uk