Hello, Thanks, I scanned numbers from z566m, so 30mm. I plan to start on 40mm numbers, and then go higher :-)
Have You received my email in czech yesterday? Dalibor Farný http://dalibor.farny.cz sent from Samsung Galaxy Pad Dne 27.9.2012 12:37 "kay486" <luckyl...@gmail.com> napsal(a): > Oh wow! Now thats some promissing progress. Cant wait to see some of your > tubes! By the way, how big are those etched numbers? > > On Thursday, 27 September 2012 08:06:12 UTC+1, Dalibor wrote: >> >> Hello! >> >> Nice, I am glad You are really working on it, so do I :-) I am spending >> all my free time making nixies, not much time to write about it on blog.. I >> am now in phase of building glass lathe again, the previous one was of bad >> design.. >> >> I made several stems from Simax (boro) glass using a lead-in-wires with >> tungsten middle sealing part. I tested them on helium leak detector and >> some of them are ok! :-) So now I need the lathe to make the envelopes and >> seal it.. >> >> http://dalibor.farny.cz/wp-**content/uploads/2012/09/IMG_**8088.jpg<http://dalibor.farny.cz/wp-content/uploads/2012/09/IMG_8088.jpg> >> >> I also did simple experiment with photo-etching of numbers from thin >> stainless steel sheet. It works, but the etching proces will have to be >> made more even and much much faster to prevent under-etching.. >> >> http://dalibor.farny.cz/wp-**content/uploads/2012/08/** >> 20120804_120302.jpg<http://dalibor.farny.cz/wp-content/uploads/2012/08/20120804_120302.jpg> >> >> I also had to build new transformer spot welder, the capacitor discharge >> welder waswaste of time :-( the new one can be adjusted, tungsten-steel >> welds are now really easy :-) >> >> Dalibor Farný >> http://dalibor.farny.cz >> >> sent from Samsung Galaxy Pad >> Dne 27.9.2012 5:17 "jb-electronics" <webm...@jb-electronics.de> >> napsal(a): >> >>> Thanks Michel, I am planning to do all kinds of glow lamps before I get >>> a real torch, a real colon display would be nice. >>> >>> Next, I will experiment with the aluminum oxide insulator. Sadly, it is >>> quite brittle, so if you shake the tube too hard it will break loose. But I >>> could use this insulator to prevent parts of wires to glow. >>> >>> But I doubt that air is going to get any brighter, Argon would probably >>> yield much better results. >>> >>> Jens >>> >>> >>> Nice work Jens! >>>> >>>> Would be a good combination, nixie tube clock with glow lamp colons or >>>> something like that. It doesn't seem as bright as neon but that is >>>> probably because it is a prototype. >>>> >>>> Michel >>>> >>>> >>>> >>>> >>>> On Sep 27, 7:10 am, jb-electronics <webmas...@jb-electronics.de> >>>> wrote: >>>> >>>>> Hi folks, >>>>> >>>>> finally I got my first glow lamp working. It is the third try, >>>>> therefore >>>>> I call it "GL-LS-3", short for glow lamp lab sample 3. See two pictures >>>>> here: >>>>> >>>>> http://www.jb-electronics.de/**t**mp/gl-ls-3_1.jpghttp://www.**jb-** >>>>> electronics.de/tmp/gl-ls-3_**2.**jpg<http://www.jb-electronics.de/tmp/gl-ls-3_1.jpghttp://www.jb-electronics.de/tmp/gl-ls-3_2.jpg> >>>>> >>>>> It consists of 9mm soda lime tubing and Dumet wire. The gas filling is >>>>> normal air at 9mbar. It ignites nicely at roughly 550V DC. >>>>> >>>>> I used a simple propane torch for the glass work. Will switch to a >>>>> hand-held oxygen-propane torch in a few months though (when I have >>>>> enough time and money). >>>>> >>>>> I will get my needle valve in two weeks or so, then I will be able to >>>>> do >>>>> something with neon. Believe it or not: over two months lead time for a >>>>> silly needle valve... Anyway, I hope I will have the tube making >>>>> content >>>>> prepared for my website by then. It is piling up, but there is still >>>>> much to do. >>>>> >>>>> Best regards >>>>> Jens >>>>> >>>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "neonixie-l" group. >>> To post to this group, send an email to neoni...@googlegroups.com. >>> To unsubscribe from this group, send email to neonixie-l+...@**googleg** >>> roups.com. >>> For more options, visit >>> https://groups.google.com/**grou**ps/opt_out<https://groups.google.com/groups/opt_out> >>> . >>> >>> >>> -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To post to this group, send an email to neonixie-l@googlegroups.com. > To unsubscribe from this group, send email to > neonixie-l+unsubscr...@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msg/neonixie-l/-/bGqrSsvN7qkJ. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to neonixie-l@googlegroups.com. To unsubscribe from this group, send email to neonixie-l+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
