With DC high voltage power supply, the plasma didn't anchor to the bottom.
With 50Hz square wave pulse current, the tube worked correctly.
https://youtu.be/mwD-WWELFqY
Thank you for your reply.
Of course I used a current-controlled power supply. In addition to it, I
added a 555 timer to trim the continuous current into 50 Hz square wave
pulse current.
The only way I got my IN-9 to behave rationally was to use a
current-controlled power supply.
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https://youtu.be/mwD-WWELFqY
With DC high voltage power supply, the plasma didn't anchor to the bottom.
With 50Hz square wave pulse current, the tube worked correctly.
There are many advantages with pulse power supply:
1. Saving energy
2. Stabilizing the plasma
3. Reducing heat emission
4.
If I lived anywhere near there I certainly would. Your clocks are beautiful.
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Dear friends, I will bring all my designs to there, come and see!!!
The 12th Maker Faire Bay Area, May 19-21, 2017
Booth No. 59919
http://makerfaire.com/maker/entry/59919/