In reply to Dennis's message of Fri, 11 Mar 2011 09:25:35 -0700: Hi, [snip] >The thing I do not understand is that I would have expect people to notice a >pulse of noise from a gas pressure switching system. I wonder if he can do it >without a non-static H2 pressure. I can't do that..... I have to have some >dynamic condition. But then again, he might be doing something inside to cause >a dynamic condition.
...such as using the heaters to thermally create pressure changes as I suggested several days ago, and Jones expanded on in the form of waves (which is where I was heading anyway)? Regards, Robin van Spaandonk http://rvanspaa.freehostia.com/Project.html
