Hello Marchal, Monday, July 05, 1999, 12:02:28 PM, you wrote: MvL> Hi All, MvL> I think my main frame looks very unstable, so I've decided MvL> to start 'all over again'. MvL> I'm thinking of making the main frame of one big upright metal MvL> bar (20-30 centimeters wide), not like the two upright pipes MvL> from the article. I think this will improve the stability of the MvL> device. MvL> What do you suggest, a aluminium frame or can any metal be used? MvL> How big should the base plate be? MvL> Any input will be appreciated, MvL> Best regards, MvL> Marchal van Lare MvL> -Nieuwvliet, The Netherlands MvL> _____________________________________________________________________ MvL> Public Seismic Network Mailing List (PSN-L) MvL> To leave this list email listserver@.............. with the body of the MvL> message: leave PSN-L Hi, I have some pictures of my latest lehmann at http://www.barriles.com/gardengate/ Best regards, angel mailto:angel@............ _____________________________________________________________________ Public Seismic Network Mailing List (PSN-L)
Larry Cochrane <cochrane@..............>