[Sem] Scrapping Super IIIA

[John McMaster]

Blanking off has been pretty effective.  Using that, I'm fairly sure the 
leak is in the column.  I started trying to take it apart and had some 
problems.

On 06/04/2015 10:20 AM, Chris Murphy wrote:
> I hate to think of it being scrapped but I can totally appreciate how much work it is to get going. Even then, you have the glorious experience of tweaking layers of analog controls.
>
>   What techniques have you used for leak detection thus far?
>
> I hope it finds a home even just temporarily because I've learned a lot from using the one at Noisebridge (now it's in the east bay). Someone else with patience could do the same with yours.
>
> Chris
>
> Sent from my iPhone
>
>> On Jun 4, 2015, at 9:00, John McMaster <johndmcmaster at gmail.com> wrote:
>>
>> Due to vacuum leak problems etc that I'm tired of troubleshooting, I'm going to scrap my Super IIIA and get something more modern / more plug and play.  Before I do, does anyone have interest in it? Haven't decided if I'd want some money or it would be free.
>>
>> If I do scrap it, most likely what that means is I will e-waste recycle all of the electronics and keep the column / vacuum system for the pipe dream that some day I will fix the leaks and design my own control system for it.  (this part is a mere fraction of the entire system size)
>>
>> Note: I'm keeping the small ISI SEM (M7) so will not be disposing of my extra filaments, etc
>>
>> John
>>
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