Author Topic: Multipactor effect and "Resonant Cavity"  (Read 1605 times)

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Re: Multipactor effect and "Resonant Cavity"
« Reply #5 on: September 24, 2009, 19:18:37 pm »
@Logic
Yeah I was thinking about that when it clicked for me...here is a page about Farnsworth's Multipactor tubes

http://www.borderlands.com/archives/arch/multipact.htm

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Re: Multipactor effect and "Resonant Cavity"
« Reply #6 on: September 24, 2009, 20:48:55 pm »
Gauss, if you want to debate piezo....you can PM me. I will try and respond to you in a timely manner. This thread however, has nothing to do with piezo (it may however, be a good way to add extra energy to the molecules??)...anyway, I am going to remove the piezo stuff. Please refrain from digressing from the point of this thread ;)

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Re: Multipactor effect and "Resonant Cavity"
« Reply #7 on: September 25, 2009, 08:19:24 am »
@Logic
Yeah I was thinking about that when it clicked for me...here is a page about Farnsworth's Multipactor tubes...

Hope it was my posts that 'clicked' it for you! LOL!  :)

Do you think perhaps Steves Pulsed Signal may be a small bit of this effect?
http://www.ionizationx.com/index.php/topic,1182.0.html

There is simulation software out there for predicting this effect!
http://arantxa.ii.uam.es/~alfonsec/docs/confint/mc139871.pdf

It would seem that CEST is actually the software we want:
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6X3C-4T72WXH-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1023691932&_rerunOrigin=google&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=c3315adf670791964cf289315b0ed9d3

I think the best chance of getting our grubby mits on this software is through this guy:
http://arantxa.ii.uam.es/~jlara/investigacion/
http://arantxa.ii.uam.es/~jlara/

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Re: Multipactor effect and "Resonant Cavity"
« Reply #8 on: September 25, 2009, 08:46:49 am »
Very nice Logic!
I cannot say for sure, but, if Steve had an accurate meter reading true RMS, then it is possible that the extra wattage discrepancy despite lower duty cycle could be from electron collisions.

I doubt I will ever see the MEST or CEST software (as they are NASA tools, and carry a hefty price tag)....but I did find this.
http://repositorio.bib.upct.es/dspace/bitstream/10317/659/1/ame.pdf
Going over the document now, but it looks like it could help out.

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Re: Multipactor effect and "Resonant Cavity"
« Reply #9 on: September 25, 2009, 09:16:47 am »
Very nice Logic!
I cannot say for sure, but, if Steve had an accurate meter reading true RMS, then it is possible that the extra wattage discrepancy despite lower duty cycle could be from electron collisions.

I doubt I will ever see the MEST or CEST software (as they are NASA tools, and carry a hefty price tag)....but I did find this.
http://repositorio.bib.upct.es/dspace/bitstream/10317/659/1/ame.pdf
Going over the document now, but it looks like it could help out.
Steve has a true rms meter... ;)

Nice topic!