Latest articles on Passive UHF transponder 
Trolley Scan develops passive UHF transponder with 25 meters operating range(03/06/2009)
Trolley Scan (Pty) Ltd has announced the development of a new passive transponder that has approximately 100% improvement in range over previous versions. Previously, the maximum range with passive transponders with Trolley Scan readers was 13 metres. Announcing the development, Mike Marsh, Managing Director of Trolley Scan (Pty) Ltd said - "Trolley Scan have developed an amazing passive UHF transponder with a measured operating range of more than 25 meters. Bearing in mind that passive tran... [more]
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