Ah i see, are you going to break any tubes for the bigger digits (because i hope not!)? Did you get my reply? :D
On Thursday, 27 September 2012 21:01:50 UTC+1, Dalibor wrote: > > 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" <[email protected] <javascript:>> 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" <[email protected]> >>> 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 <[email protected]> >>>>> 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 [email protected]. >>>> 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 >> [email protected]<javascript:> >> . >> To unsubscribe from this group, send email to >> [email protected] <javascript:>. >> 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. 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