Nice idea! Have you see this 20 tube model already? http://www.youtube.com/watch?feature=endscreen&v=NqsuAlrJUOc&NR=1
Michel On Sep 20, 7:34 am, Adam Jacobs <[email protected]> wrote: > It would be cool to make one with more channels for analyzing the > quality of your amateur radio transmissions.. Something to think about > for another day. :) My Swan 500c puts spurious emissions all over the > place. I probably don't want to know what they look like. :S > > -Adam > > On 9/19/2012 2:31 PM, Nicholas Stock wrote: > > > > > > > > > Ascending and descending orange glow tubes, why wouldn't it sell! I'd > > probably tinker with one...;-) Why only 7 channels? May I ask what > > frequency ranges you decided to sample? > > > Nick > > > On Wed, Sep 19, 2012 at 2:28 PM, Adam Jacobs <[email protected] > > <mailto:[email protected]>> wrote: > > > Pretty neat. As an audiophile toy, I suspect that it would sell > > well. Something to put on top of that all-tube amplifier. > > > -Adam > > > On 9/19/2012 2:02 PM, Dan Foster wrote: > >> Hello everyone, > >> I am thinking of selling a IN-13 spectrum analyzer, either fully > >> assembled or in kit form. I've just ordered the preliminary > >> boards to get the final prototype together, but it would be 7 > >> bands with a 3.5mm jack input. 12v input from wall power, and > >> possibly a mini USB port. The final product would be around 3.5 > >> inches long and 1.3 inches tall, with the tubes going up from the > >> front. Below is a render of the enclosure to give you an idea of > >> how it might look. I'm still deciding on whether or not to leave > >> the sides open. Let me know what you guys think and if there is > >> enough of a market I will produce some. > >> Thanks! > >> Dan > > >> > >> <https://lh5.googleusercontent.com/-maek3WcQrc4/UFoyqi5UDMI/AAAAAAAAVP...> > > >> -- > >> 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] <mailto:[email protected]>. > >> To unsubscribe from this group, send email to > >> [email protected] > >> <mailto:[email protected]>. > >> To view this discussion on the web, visit > >> https://groups.google.com/d/msg/neonixie-l/-/1aMMJWi-q3wJ. > >> For more options, visithttps://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] <mailto:[email protected]>. > > To unsubscribe from this group, send email to > > [email protected] > > <mailto:neonixie-l%[email protected]>. > > For more options, visithttps://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]. > > To unsubscribe from this group, send email to > > [email protected]. > > For more options, visithttps://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]. To unsubscribe from this group, send email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
