Hi, you are right, But the question is not to protect the laser gun (the pump runs anysay) but to protect the pump itself against running in unloaded state. Imre On Fri, 20 Aug 2004, Alan B. Pearce wrote: > >I got an offer for $840 which is hardly > >affordable for that project. > > However, how much is this in relation to the laser equipment you are trying > to protect ?? It sounds rather like penny pinching to protect something > which is somewhat expensive. > > -- > http://www.piclist.com hint: The list server can filter out subtopics > (like ads or off topics) for you. See http://www.piclist.com/#topics > -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics