The copyright in this model and the design embodied belonging to Zetex plc ("Zetex"). It is supplied free of charge by Zetex for the purpose of research and design and may be used or copied intact (including this notice) for that purpose only. All other rights are reserved. The model is believed accurate but no condition or warranty as to its merchantability or fitness for the purpose is given and no liability in respect of any use is accepted by Zetex plc, its distributors or agents.