开云体育

Alfredo, There is a vendor on eBay who has both 5 and 6hz crystals (http://myworld.ebay.com/yeagletech/) might not be the cheapest source, but it is one that is easy to access. Cheers, Thomas

That and costs, DC high voltage is usually cheaper to do than RF.....

Hi Alfredo, In general, the both are just different methods to supply energy to ionize a gas and support the gas discharge - plasma. When you supply DC (it may be both high voltage and low voltage

Hi Ken, Who do you buy the crystals from? Regards, Alfredo

Hi All, Could some one eligthen me on the difference of using HV DC and RF for plasma generation. What are the pro and cons of each method. Thanks, Alfredo

but who are u. zafar To: VacuumX@... From: farkhan20032001@... Date: Tue, 27 Jul 2010 18:03:24 +0000 Subject: [VacuumX] Wanted.......LEYBOLD THERMOVAC TM 22 RS232 COMMANDS REFERENCE

Hi All! well.....I m here in urgent need of RS232 commands reference documentation or manual to remotely access this gauge controller.Please provide me with links, literature or whatever may be...as I

And your design worked great Ken. Used it about 8 times now and it don't miss a beat. I even cleaned the crystal with some mirror stripper and it still all worked. Thanks again for the help on the

I have already disposed of my only crystal holders but there is a schematic of a very reliable and easily constructed Oscillator in the files section you can build. The circuit as shown is for the

Greetings, I am looking for some reasonably priced crystal holders and oscillators for a deposition controller. I see some good info in the files section on crystal holders and oscillators, and while

Well, I was not getting anywhere, so I decided it was time to look inside. I stripped the pump down and found a couple of things wrong; the first was straight forward (and thanks to those who pointed

Congratulations! I have been amassing parts for years and still have not done my first flash yet. Well done! Ken Hunter

Greetings, I have not posted here in quite awhile, but have been building my own metalization system. Last night, I was finally able to do my first ever aluminum coating test runs. The results went

All, many thanks for your suggestions, I'll check through what you have said and get back to you with the results, James

All, many thanks for your suggestions, I'll check through what you have said and get

Make sure the ballast valve is not fully open so you are not just pumping through the valve and not the system. I would start with the valve fully closed and then if you have trouble with water

Have you open the Gas Ballast on the pumps??? This helps removes water vapor.

If there is water sitting under the oil it will not do vacuum well either. Did you drain the oil and put in a fresh charge ??? I have to do that about every 8 hours here is soggy Florida. Drew Sent:

Not to be a jerk or anything, but did you check the oil level? ________________________________________ The most fundamental human right is ownership of your own body. If you may not do with it

Hi all, I'm new to this group - looks like some of you have some fancy rigs I could only dream of. AnywayI've just dug out a very old Edwards single stage speedi-vac pump, model 1sc50, which has been