Thanks for the info...I found the following on YouTube.. http://www.youtube.com/watch?v=qLzXueWH8qo&feature=related http://www.youtube.com/watch?v=x0NJhbx9IYM&feature=related
There really are some very talented people out there! Cheers, Nick On 6 Apr, 00:16, threeneurons <[email protected]> wrote: > | On Apr 5, 9:34 pm, Pramanicin <[email protected]> wrote: > | So if you were to modulate the voltage/current appropriately, could > | you use a series of IN-9 tubes as a retro audio spectrum analyzer? > > Yup, > > But, I'd use the IN-13 over the IN-9. It uses less current. 4.5mA full > scale. The voltage drop across the tube levels off at 100V. The IN-9 > needs more current. I'm not sure how much, off hand, its listed in > lots of places. The IN-13 also has an auxillary cathode, which locks > the glow to one end (most of the time). When the tube gets worn, it > could drift to the middle too. The amount of glow length is > proportional to the current. -- 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 this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
